order
Unionida
Unionida is an order in the class Bivalvia. This database currently files 2,885 species under it, 1 of them threatened, recorded across 1 countries.
- Species filed
- 2,885
- Threatened
- 1
- Countries recorded
- 1
- With a free photo
- 0%
- Weight range
- Not recorded
What is in Unionida?
The 200 largest of 282 genera filed directly under this order.
Unio
common river mussel, painter's mussel, swollen river mussel, dolphin freshwater mussel …
358 speciesPseudocardiniidae
Acyrena asiatica, Acyrena elliptica, Acyrena ferganensis, Acyrena jenissejensis …
246 speciesHyriidae
new zealand freshwater mussel, billabong mussel, carter's freshwater mussel, stuart's mussel …
150 speciesPsilunio
Psilunio acutapicus, Psilunio altecarinatus, Psilunio andrussovi, Psilunio bicarinatus …
103 speciesMargaritiferidae
freshwater pearl mussel, spectaclecase, louisiana pearlshell, alabama pearlshell …
96 speciesMycetopodidae
Anodontites allporti, Anodontites argillensis, Anodontites aroana, Anodontites batesii …
81 speciesCuneopsis
Cuneopsis antiqua, Cuneopsis artemica, Cuneopsis baqenensis, Cuneopsis barbouri …
76 speciesIridinidae
wahlberg's river mussel, Anhapoa munizi, Aspatharia chaiziana, Aspatharia dahomeyensis …
70 speciesPotomida
black river mussel, Potomida acarnanica, Potomida agydelica, Potomida alutae …
58 speciesLamprotula
Lamprotula aculeata, Lamprotula ambigua, Lamprotula antiqua, Lamprotula bazini …
55 speciesUnionidae
Coactunio iguallalensis, Gautieraia rugosa, Germainaia geayi, Grafunio dageti …
46 speciesParreysia
Parreysia andersoniana, Parreysia binaiensis, Parreysia bonneaudi, Parreysia caerulea …
44 speciesElliptio
carolina lance, brother spike, altamaha slabshell, southern lance …
42 speciesNodularia
Nodularia akbaurensis, Nodularia baibishensis, Nodularia bersenevi, Nodularia breviconcha …
41 speciesAnodonta
swan mussel, duck mussel, california floater, oregon floater …
40 speciesLampsilis
yellow lampmussel, plain pocketbook, sandbank pocketbook, alabama lamp naiad …
35 speciesPleurobema
clubshell, painted clubshell, rough pigtoe, fuzzy pigtoe …
32 speciesEpioblasma
oyster mussel, cumberlandian combshell, sugarspoon, sampson's naiad …
30 speciesEolamprotula
Eolamprotula abruptiscripta, Eolamprotula baichengensis, Eolamprotula cremeri, Eolamprotula delicata …
29 speciesCoelatura
kunene river mussel, frames' river mussel, Coelatura aegyptiaca, Coelatura alluaudi …
28 speciesLanceolaria
Lanceolaria acrorrhyncha, Lanceolaria angustata, Lanceolaria bilirata, Lanceolaria convexa …
26 speciesNephronaias
Nephronaias aeruginosa, Nephronaias annavaleskae, Nephronaias aztecorum, Nephronaias blumi …
26 speciesSinanodonta
chinese pondmussel, Sinanodonta amurensis, Sinanodonta angula, Sinanodonta brandenburgi …
26 speciesLimnoscapha
Limnoscapha bogatchevi, Limnoscapha cagulis, Limnoscapha dnestroviensis, Limnoscapha eduardi …
25 speciesLamellidens
Lamellidens alcobacensis, Lamellidens arungensis, Lamellidens candaharicus, Lamellidens carteri …
24 speciesHyriopsis
shark fin mussel, Hyriopsis altealata, Hyriopsis arcidens, Hyriopsis delaportei …
22 speciesAcuticosta
Acuticosta baicalica, Acuticosta chinensis, Acuticosta cuspidata, Acuticosta diana …
20 speciesCristaria
cockscomb mussel, Cristaria bellua, Cristaria clessini, Cristaria dushanziensis …
20 speciesLens
Lens asiaticus, Lens compressopsis, Lens comptus, Lens contradens …
20 speciesAntediplodon
Antediplodon acuodorsis, Antediplodon borealis, Antediplodon carolussimpsoni, Antediplodon cristonensis …
18 speciesPlesielliptio
Plesielliptio altidorsalis, Plesielliptio arizonensis, Plesielliptio brachyopisthus, Plesielliptio levis …
18 speciesFusconaia
shiny pigtoe, finerayed pigtoe, narrow pigtoe, atlantic pigtoe …
17 speciesIndonaia
Indonaia ahmedi, Indonaia andersoniana, Indonaia annandalei, Indonaia bonneaudii …
17 speciesPristinunio
Pristinunio cricovensis, Pristinunio davilai, Pristinunio gilortui, Pristinunio limatulus …
15 speciesProparreysia
Proparreysia barnumi, Proparreysia corbiculoides, Proparreysia cordiformis, Proparreysia gardneri …
14 speciesPseudodon
Pseudodon astensis, Pseudodon cokelatus, Pseudodon inoscularis, Pseudodon lenyanensis …
13 speciesQiyangia
Qiyangia cuneata, Qiyangia dolabrata, Qiyangia inornata, Qiyangia loxos …
13 speciesRadiatula
Radiatula chaudhurii, Radiatula chindwinensis, Radiatula crispisulcata, Radiatula humilis …
13 speciesAlasmidonta
appalacian elktoe, brook floater, altamaha arcmussel, elktoe …
12 speciesPsoronaias
Psoronaias distincta, Psoronaias guatemalensis, Psoronaias herrerae, Psoronaias kuxensis …
12 speciesRectidens
Rectidens artus, Rectidens asiaticus, Rectidens datwalensis, Rectidens haquei …
12 speciesRhombuniopsis
Rhombuniopsis divulgata, Rhombuniopsis fultoni, Rhombuniopsis heres, Rhombuniopsis kutschum …
12 speciesSchistodesmus
Schistodesmus antiqus, Schistodesmus dingyuanensis, Schistodesmus gravis, Schistodesmus lampreyanus …
12 speciesSundadontina
Sundadontina brandti, Sundadontina cumingii, Sundadontina harmandi, Sundadontina mabilli …
12 speciesCuneopsidea
Cuneopsidea beyrichi, Cuneopsidea canakkaleensis, Cuneopsidea deformis, Cuneopsidea doljiensis …
11 speciesEbersininaia
Ebersininaia baschikirica, Ebersininaia jahimovitchae, Ebersininaia milcovensis, Ebersininaia neustruevi …
11 speciesEnsidens
Ensidens celsus, Ensidens curnabensis, Ensidens dugasti, Ensidens ingallsianus …
11 speciesInversidens
Inversidens brandtii, Inversidens elliptica, Inversidens isikariana, Inversidens kobayasiensis …
11 speciesObovaria
ring pink, round hickorynut, alabama hickorynut, haddleton lampmussel …
11 speciesPilsbryoconcha
Pilsbryoconcha acuta, Pilsbryoconcha carinifera, Pilsbryoconcha exilis, Pilsbryoconcha expressa …
11 speciesPotamilus
fat pocketbook, pink heelsplitter, texas heelsplitter, alabama heelsplitter …
11 speciesYaukthwa
Yaukthwa avaensis, Yaukthwa baniensis, Yaukthwa dalliana, Yaukthwa elongatula …
11 speciesPhysunio
Physunio aequilatus, Physunio chitwanensis, Physunio laeviusculus, Physunio massini …
10 speciesAmblema
fat threeridge, bluepoint, coosa fiveridge, Amblema cretacollis …
9 speciesEocuneopsis
Eocuneopsis dehuaensis, Eocuneopsis fengdengensis, Eocuneopsis guangyuanensis, Eocuneopsis mai …
9 speciesLepidodesma
Lepidodesma aligera, Lepidodesma japonica, Lepidodesma languilati, Lepidodesma maxima …
9 speciesProtelliptio
Protelliptio biornatus, Protelliptio douglassi, Protelliptio gualterii, Protelliptio hamili …
9 speciesPustulosa
golden orb, tallapoosa orb, sculptured pigtoe, coosa orb …
9 speciesRugunio
Rugunio alutensis, Rugunio caspia, Rugunio circula, Rugunio condai …
9 speciesScabies
avocado clam, Scabies anceps, Scabies aschnae, Scabies humilis …
9 speciesSinohyriopsis
9 speciesVetulonaia
9 speciesYunnanophorus
9 speciesAculamprotula
8 speciesBogatschevia
8 speciesLeoparreysia
8 speciesPtychorhynchus
8 speciesQuadrula
8 speciesTrapezoideus
8 speciesUndulatula
8 speciesBetekeia
7 speciesCambarunio
7 speciesDeccanoidae
7 speciesElongaria
7 speciesHeterunio
7 speciesLigumia
7 speciesMedionidus
7 speciesPseudocuneopsis
7 speciesPtychobranchus
7 speciesSilesunionidae
7 speciesStrophitus
7 speciesTheliderma
7 speciesToxolasma
7 speciesUtschamiellidae
7 speciesActinonaias
6 speciesComptio
6 speciesCtenodesma
6 speciesIndopseudodon
6 speciesJazkoa
6 speciesLeguminaia
6 speciesMicrocondylaea
6 speciesPalindonaia
6 speciesPyganodon
6 speciesSichuanoconcha
6 speciesSphenonaias
6 speciesTchangsinaia
6 speciesTrapezidens
6 speciesVenustaconcha
6 speciesBarynaias
5 speciesBineurus
5 speciesBuldowskia
5 speciesCuneunio
5 speciesLeaunio
5 speciesMicronaias
5 speciesNitia
5 speciesParvasolenaia
5 speciesPlethobasus
5 speciesPletholophus
5 speciesPleuronaia
5 speciesPopenaias
5 speciesUniomerus
5 speciesUtterbackiana
5 speciesArotonaias
4 speciesBeringiana
4 speciesDisconaias
4 speciesGonidea
4 speciesHamiota
4 speciesInversiunio
4 speciesPseudobaphia
4 speciesPsorula
4 speciesPtychorhynchoideus
4 speciesRhabdotophorus
4 speciesRumanunio
4 speciesSagittunio
4 speciesSinosolenaia
4 speciesSulcatapex
4 speciesSulcatula
4 speciesTruncilla
4 speciesUnionetta
4 speciesVillosa
4 speciesAcuneopsis
3 speciesAmblemella
3 speciesAnemina
3 speciesArcidens
3 speciesChamberlainia
3 speciesCosmopseudodon
3 speciesDelphinonaias
3 speciesEtheriidae
3 speciesHadrodon
3 speciesLenelliptio
3 speciesMesonaias
3 speciesMimo
3 speciesMurraia
3 speciesOrtmanniana
3 speciesPacifunio
3 speciesPlatynaias
3 speciesPressidens
3 speciesPseudanodonta
3 speciesPseudobovaria
3 speciesReginaia
3 speciesSibirunio
3 speciesSimpsonella
3 speciesSongkhlanaia
3 speciesTegulaedontidae
3 speciesThaiconcha
3 speciesTyraspoliconcha
3 speciesUnionellidae
3 speciesUtterbackia
3 speciesZaisanunio
3 speciesAlasminota
2 speciesAnodontoides
2 speciesCyprogenia
2 speciesDiaurora
2 speciesEurynia
2 speciesGlebula
2 speciesIsannaia
2 speciesKhairuloconcha
2 speciesLasmigona
2 speciesLinshuiella
2 speciesMegalonaias
2 speciesMegalonoidea
2 speciesNamkongnaia
2 speciesNannonaia
2 speciesNapoconcha
2 speciesNephritica
2 speciesNyassunio
2 speciesParanodonta
2 speciesParvaspina
2 speciesPostolata
2 speciesPotamoscapha
2 speciesPrisodontopsis
2 speciesProtamblema
2 speciesPseudodontoideus
2 speciesPseudodontopsis
2 speciesPseudohyriopsis
2 speciesPterosyna
2 speciesSchepmania
2 speciesSimpsonasus
2 speciesSolenaia
2 speciesTamesnellidae
2 speciesTeisseyrinaia
2 speciesTuberunio
2 speciesAcudonta
1 speciesAmuranodonta
1 speciesAnunio
1 speciesAraripenaia
1 speciesArcidopsis
1 speciesAssamnaia
1 speciesAtlanticoncha
1 speciesBaicalinaia
1 species
Best-known members of Unionida
Ranked by popularity score.
Freshwater pearl mussel
Margaritifera margaritifera
Swan mussel
Anodonta cygnea
Common river mussel
Unio crassus
Duck mussel
Anodonta anatina
Painter's mussel
Unio pictorum
Chinese pondmussel
Sinanodonta woodiana
Depressed river mussel
Pseudanodonta complanata
Swollen river mussel
Unio tumidus
How threatened is Unionida?
2 of 2,885 species filed here have an IUCN category on record.
| IUCN category | Species | Share of assessed |
|---|---|---|
| ENEndangered | 1 | 50% |
| LCLeast Concern | 1 | 50% |
Where is Unionida found?
Species on file in this order listed for each country. Checklist listings, which are incomplete for many species; not range maps.
- None on record
- 1
- 2
- 3
- 4+
The 200 best-known species in Unionida
Of 2,885 on file. Open this list in the browser to filter and sort it
| Common name | Scientific name | Family | Status | Weight | Countries |
|---|---|---|---|---|---|
| Freshwater pearl mussel | Margaritifera margaritifera | Margaritiferidae | Endangered | Not recorded | Not recorded |
| Swan mussel | Anodonta cygnea | Not recorded | Least Concern | Not recorded | Not recorded |
| Common river mussel | Unio crassus | Not recorded | Not recorded | Not recorded | Not recorded |
| Duck mussel | Anodonta anatina | Not recorded | Not recorded | Not recorded | Not recorded |
| Painter's mussel | Unio pictorum | Not recorded | Not recorded | Not recorded | Not recorded |
| Chinese pondmussel | Sinanodonta woodiana | Not recorded | Not recorded | Not recorded | Not recorded |
| Depressed river mussel | Pseudanodonta complanata | Not recorded | Not recorded | Not recorded | Not recorded |
| Swollen river mussel | Unio tumidus | Not recorded | Not recorded | Not recorded | Not recorded |
| Appalacian elktoe | Alasmidonta raveneliana | Not recorded | Not recorded | Not recorded | Not recorded |
| Fat threeridge | Amblema neislerii | Not recorded | Not recorded | Not recorded | Not recorded |
| Brook floater | Alasmidonta varicosa | Not recorded | Not recorded | Not recorded | Not recorded |
| Wheeler's pearly mussel | Arcidens wheeleri | Not recorded | Not recorded | Not recorded | Not recorded |
| Dromedary Naiad | Dromus dromas | Not recorded | Not recorded | Not recorded | Not recorded |
| Altamaha arcmussel | Alasmidonta arcula | Not recorded | Not recorded | Not recorded | Not recorded |
| Elktoe | Alasmidonta marginata | Not recorded | Not recorded | Not recorded | Not recorded |
| Carolina elktoe | Alasmidonta robusta | Not recorded | Not recorded | Not recorded | Not recorded |
| Fanshell | Cyprogenia stegaria | Not recorded | Not recorded | Not recorded | Not recorded |
| Oyster mussel | Epioblasma capsaeformis | Not recorded | Not recorded | Not recorded | Not recorded |
| Shiny pigtoe | Fusconaia cor | Not recorded | Not recorded | Not recorded | Not recorded |
| Coosa mocassinshell | Medionidus parvulus | Not recorded | Not recorded | Not recorded | Not recorded |
| Ochlockonee moccasinshell | Medionidus simpsonianus | Not recorded | Not recorded | Not recorded | Not recorded |
| Coosa elktoe | Alasmidonta mccordi | Not recorded | Not recorded | Not recorded | Not recorded |
| Ochlockonee arcmussel | Alasmidonta wrightiana | Not recorded | Not recorded | Not recorded | Not recorded |
| Edible Naiad | Cyprogenia aberti | Not recorded | Not recorded | Not recorded | Not recorded |
| Purple bankclimber | Elliptoideus sloatianus | Not recorded | Not recorded | Not recorded | Not recorded |
| Cumberlandian combshell | Epioblasma brevidens | Not recorded | Not recorded | Not recorded | Not recorded |
| Finerayed pigtoe | Fusconaia cuneolus | Not recorded | Not recorded | Not recorded | Not recorded |
| Finelined pocketbook | Hamiota altilis | Not recorded | Not recorded | Not recorded | Not recorded |
| Yellow lampmussel | Lampsilis cariosa | Not recorded | Not recorded | Not recorded | Not recorded |
| Green floater | Lasmigona subviridis | Not recorded | Not recorded | Not recorded | Not recorded |
| Alabama mocassinshell | Medionidus acutissimus | Not recorded | Not recorded | Not recorded | Not recorded |
| Rio Grande Rockshell | Quadrula couchiana | Not recorded | Not recorded | Not recorded | Not recorded |
| Cockscomb mussel | Cristaria plicata | Not recorded | Not recorded | Not recorded | Not recorded |
| Carolina lance | Elliptio angustata | Not recorded | Not recorded | Not recorded | Not recorded |
| Brother spike | Elliptio fraterna | Not recorded | Not recorded | Not recorded | Not recorded |
| Altamaha slabshell | Elliptio hopetonensis | Not recorded | Not recorded | Not recorded | Not recorded |
| Sugarspoon | Epioblasma arcaeformis | Not recorded | Not recorded | Not recorded | Not recorded |
| Sampson's Naiad | Epioblasma sampsonii | Not recorded | Not recorded | Not recorded | Not recorded |
| Turgid blossom | Epioblasma turgidula | Not recorded | Not recorded | Not recorded | Not recorded |
| Narrow pigtoe | Fusconaia escambia | Not recorded | Not recorded | Not recorded | Not recorded |
| Atlantic pigtoe | Fusconaia masoni | Not recorded | Not recorded | Not recorded | Not recorded |
| Longsolid | Fusconaia subrotunda | Not recorded | Not recorded | Not recorded | Not recorded |
| Plain pocketbook | Lampsilis cardium | Not recorded | Not recorded | Not recorded | Not recorded |
| Sandbank pocketbook | Lampsilis satura | Not recorded | Not recorded | Not recorded | Not recorded |
| Alabama lamp Naiad | Lampsilis virescens | Not recorded | Not recorded | Not recorded | Not recorded |
| Birdwing pearlymussel | Lemiox rimosus | Not recorded | Not recorded | Not recorded | Not recorded |
| Black sandshell | Ligumia recta | Not recorded | Not recorded | Not recorded | Not recorded |
| Cumberland mocassinshell | Medionidus conradicus | Not recorded | Not recorded | Not recorded | Not recorded |
| Gulf mocassinshell | Medionidus penicillatus | Not recorded | Not recorded | Not recorded | Not recorded |
| Suwannee moccasinshell | Medionidus walkeri | Not recorded | Not recorded | Not recorded | Not recorded |
| Ring pink | Obovaria retusa | Not recorded | Not recorded | Not recorded | Not recorded |
| Round hickorynut | Obovaria subrotunda | Not recorded | Not recorded | Not recorded | Not recorded |
| White wartyback | Plethobasus cicatricosus | Not recorded | Not recorded | Not recorded | Not recorded |
| Orangefoot pimpleback | Plethobasus cooperianus | Not recorded | Not recorded | Not recorded | Not recorded |
| Sheepnose | Plethobasus cyphyus | Not recorded | Not recorded | Not recorded | Not recorded |
| Clubshell | Pleurobema clava | Not recorded | Not recorded | Not recorded | Not recorded |
| Fat pocketbook | Potamilus capax | Not recorded | Not recorded | Not recorded | Not recorded |
| Black river mussel | Potomida littoralis | Not recorded | Not recorded | Not recorded | Not recorded |
| False mapleleaf | Quadrula fragosa | Not recorded | Not recorded | Not recorded | Not recorded |
| Cumberland elktoe | Alasmidonta atropurpurea | Not recorded | Not recorded | Not recorded | Not recorded |
| Triangle floater | Alasmidonta undulata | Not recorded | Not recorded | Not recorded | Not recorded |
| Spectaclecase | Cumberlandia monodonta | Margaritiferidae | Not recorded | Not recorded | Not recorded |
| Purple wartyback | Cyclonaias tuberculata | Not recorded | Not recorded | Not recorded | Not recorded |
| Butterfly | Ellipsaria lineolata | Not recorded | Not recorded | Not recorded | Not recorded |
| Southern lance | Elliptio ahenea | Not recorded | Not recorded | Not recorded | Not recorded |
| Satilla elephantear | Elliptio downiei | Not recorded | Not recorded | Not recorded | Not recorded |
| Pod lance | Elliptio folliculata | Not recorded | Not recorded | Not recorded | Not recorded |
| Yellow lance | Elliptio lanceolata | Not recorded | Not recorded | Not recorded | Not recorded |
| Winged spike | Elliptio nigella | Not recorded | Not recorded | Not recorded | Not recorded |
| Altamaha lance | Elliptio shepardiana | Not recorded | Not recorded | Not recorded | Not recorded |
| Altamaha spinymussel | Elliptio spinosa | Not recorded | Not recorded | Not recorded | Not recorded |
| Leafshell | Epioblasma flexuosa | Not recorded | Not recorded | Not recorded | Not recorded |
| Acornshell | Epioblasma haysiana | Not recorded | Not recorded | Not recorded | Not recorded |
| Penitent mussel | Epioblasma penita | Not recorded | Not recorded | Not recorded | Not recorded |
| Nearby pearly mussel | Epioblasma propinqua | Not recorded | Not recorded | Not recorded | Not recorded |
| Cumberland leafshell | Epioblasma stewardsonii | Not recorded | Not recorded | Not recorded | Not recorded |
| Tan riffleshell | Epioblasma walkeri | Not recorded | Not recorded | Not recorded | Not recorded |
| Texas pigtoe | Fusconaia askewi | Not recorded | Not recorded | Not recorded | Not recorded |
| Line pocketbook | Lampsilis binominata | Not recorded | Not recorded | Not recorded | Not recorded |
| Texas fatmucket | Lampsilis bracteata | Not recorded | Not recorded | Not recorded | Not recorded |
| Altamaha pocketbook | Lampsilis dolabraeformis | Not recorded | Not recorded | Not recorded | Not recorded |
| Southern pocketbook | Lampsilis ornata | Not recorded | Not recorded | Not recorded | Not recorded |
| Pocketbook | Lampsilis ovata | Not recorded | Not recorded | Not recorded | Not recorded |
| Speckled pocketbook | Lampsilis streckeri | Not recorded | Not recorded | Not recorded | Not recorded |
| Louisiana pearlshell | Margaritifera hembeli | Margaritiferidae | Not recorded | Not recorded | Not recorded |
| Alabama pearlshell | Margaritifera marrianae | Margaritiferidae | Not recorded | Not recorded | Not recorded |
| Littlewing pearlymussel | Pegias fabula | Not recorded | Not recorded | Not recorded | Not recorded |
| Painted clubshell | Pleurobema decisum | Not recorded | Not recorded | Not recorded | Not recorded |
| Rough pigtoe | Pleurobema plenum | Not recorded | Not recorded | Not recorded | Not recorded |
| Fuzzy pigtoe | Pleurobema strodeanum | Not recorded | Not recorded | Not recorded | Not recorded |
| Texas hornshell | Popenaias popeii | Not recorded | Not recorded | Not recorded | Not recorded |
| Pink heelsplitter | Potamilus alatus | Not recorded | Not recorded | Not recorded | Not recorded |
| Texas heelsplitter | Potamilus amphichaenus | Not recorded | Not recorded | Not recorded | Not recorded |
| Kidneyshell | Ptychobranchus fasciolaris | Not recorded | Not recorded | Not recorded | Not recorded |
| Round ebonyshell | Reginaia rotulata | Not recorded | Not recorded | Not recorded | Not recorded |
| Salamander mussel | Simpsonaias ambigua | Not recorded | Not recorded | Not recorded | Not recorded |
| Pale lilliput | Toxolasma cylindrellum | Not recorded | Not recorded | Not recorded | Not recorded |
| Southern elktoe | Alasmidonta triangulata | Not recorded | Not recorded | Not recorded | Not recorded |
| Bluepoint | Amblema plicata | Not recorded | Not recorded | Not recorded | Not recorded |
| California floater | Anodonta californiensis | Not recorded | Not recorded | Not recorded | Not recorded |
| Alabama spike | Elliptio arca | Not recorded | Not recorded | Not recorded | Not recorded |
| Chipola slabshell | Elliptio chipolaensis | Not recorded | Not recorded | Not recorded | Not recorded |
| Eastern Elliptio | Elliptio complanata | Not recorded | Not recorded | Not recorded | Not recorded |
| Waccamaw spike | Elliptio congaraea | Not recorded | Not recorded | Not recorded | Not recorded |
| Georgia elephantear | Elliptio dariensis | Not recorded | Not recorded | Not recorded | Not recorded |
| Fluted elephantear | Elliptio mcmichaeli | Not recorded | Not recorded | Not recorded | Not recorded |
| Atlantic spike | Elliptio producta | Not recorded | Not recorded | Not recorded | Not recorded |
| Angled riffleshell | Epioblasma biemarginata | Not recorded | Not recorded | Not recorded | Not recorded |
| Narrow catspaw | Epioblasma lenior | Not recorded | Not recorded | Not recorded | Not recorded |
| Forkshell | Epioblasma lewisii | Not recorded | Not recorded | Not recorded | Not recorded |
| Upland combshell | Epioblasma metastriata | Not recorded | Not recorded | Not recorded | Not recorded |
| Southern acornshell | Epioblasma othcaloogensis | Not recorded | Not recorded | Not recorded | Not recorded |
| Round combshell | Epioblasma personata | Not recorded | Not recorded | Not recorded | Not recorded |
| Ozark pigtoe | Fusconaia ozarkensis | Not recorded | Not recorded | Not recorded | Not recorded |
| Cracking pearlymussel | Hemistena lata | Not recorded | Not recorded | Not recorded | Not recorded |
| Wavyrayed lampmussel | Lampsilis fasciola | Not recorded | Not recorded | Not recorded | Not recorded |
| Arkansas fatmucket | Lampsilis powellii | Not recorded | Not recorded | Not recorded | Not recorded |
| Eastern lampmussel | Lampsilis radiata | Not recorded | Not recorded | Not recorded | Not recorded |
| Neosho mucket | Lampsilis rafinesqueana | Not recorded | Not recorded | Not recorded | Not recorded |
| Rayed pink fatmucket | Lampsilis splendida | Not recorded | Not recorded | Not recorded | Not recorded |
| Alabama hickorynut | Obovaria unicolor | Not recorded | Not recorded | Not recorded | Not recorded |
| Longnut | Pleurobema georgianum | Not recorded | Not recorded | Not recorded | Not recorded |
| Tennessee clubshell | Pleurobema oviforme | Not recorded | Not recorded | Not recorded | Not recorded |
| Alabama heelsplitter | Potamilus inflatus | Not recorded | Not recorded | Not recorded | Not recorded |
| Inflated floater | Pyganodon gibbosa | Not recorded | Not recorded | Not recorded | Not recorded |
| Stranger | Quadrula quadrula | Not recorded | Not recorded | Not recorded | Not recorded |
| Coosa fiveridge | Amblema elliottii | Not recorded | Not recorded | Not recorded | Not recorded |
| Oregon floater | Anodonta oregonensis | Not recorded | Not recorded | Not recorded | Not recorded |
| Queen | Arcidens confragosus | Not recorded | Not recorded | Not recorded | Not recorded |
| Blue ham | Elliptio crassidens | Not recorded | Not recorded | Not recorded | Not recorded |
| Green-blossom | Epioblasma torulosa | Not recorded | Not recorded | Not recorded | Not recorded |
| Snuffbox | Epioblasma triquetra | Not recorded | Not recorded | Not recorded | Not recorded |
| Fatmucket | Lampsilis siliquoidea | Not recorded | Not recorded | Not recorded | Not recorded |
| Western pearlshell | Margaritifera falcata | Margaritiferidae | Not recorded | Not recorded | Not recorded |
| Threehorn wartyback | Obliquaria reflexa | Not recorded | Not recorded | Not recorded | Not recorded |
| Highnut | Pleurobema altum | Not recorded | Not recorded | Not recorded | Not recorded |
| Mississippi pigtoe | Pleurobema beadleianum | Not recorded | Not recorded | Not recorded | Not recorded |
| Curtus' mussel | Pleurobema curtum | Not recorded | Not recorded | Not recorded | Not recorded |
| Georgia pigtoe | Pleurobema hanleyianum | Not recorded | Not recorded | Not recorded | Not recorded |
| Flat pigtoe | Pleurobema marshalli | Not recorded | Not recorded | Not recorded | Not recorded |
| Yellow pigtoe | Pleurobema perovatum | Not recorded | Not recorded | Not recorded | Not recorded |
| Oval pigtoe | Pleurobema pyriforme | Not recorded | Not recorded | Not recorded | Not recorded |
| Lousiana pigtoe | Pleurobema riddellii | Not recorded | Not recorded | Not recorded | Not recorded |
| Dark pigtoe | Pleurobema rubellum | Not recorded | Not recorded | Not recorded | Not recorded |
| Heavy pigtoe | Pleurobema taitianum | Not recorded | Not recorded | Not recorded | Not recorded |
| True pigtoe | Pleurobema verum | Not recorded | Not recorded | Not recorded | Not recorded |
| Pink papershell | Potamilus ohiensis | Not recorded | Not recorded | Not recorded | Not recorded |
| Triangular kidneyshell | Ptychobranchus greenii | Not recorded | Not recorded | Not recorded | Not recorded |
| Southern kidneyshell | Ptychobranchus jonesi | Not recorded | Not recorded | Not recorded | Not recorded |
| Ouachita kidneyshell | Ptychobranchus occidentalis | Not recorded | Not recorded | Not recorded | Not recorded |
| Fawnsfoot | Truncilla donaciformis | Not recorded | Not recorded | Not recorded | Not recorded |
| Pondhorn | Uniomerus tetralasmus | Not recorded | Not recorded | Not recorded | Not recorded |
| Paper pondshell | Utterbackia imbecillis | Not recorded | Not recorded | Not recorded | Not recorded |
| Ellipse | Venustaconcha ellipsiformis | Not recorded | Not recorded | Not recorded | Not recorded |
| Western floater | Anodonta kennerlyi | Not recorded | Not recorded | Not recorded | Not recorded |
| Winged floater | Anodonta nuttalliana | Not recorded | Not recorded | Not recorded | Not recorded |
| Cylindrical papershell | Anodontoides ferussacianus | Not recorded | Not recorded | Not recorded | Not recorded |
| New Zealand freshwater mussel | Echyridella menziesii | Hyriidae | Not recorded | Not recorded | Not recorded |
| Plicate spike | Elliptio roanokensis | Not recorded | Not recorded | Not recorded | Not recorded |
| Catspaw | Epioblasma obliquata | Not recorded | Not recorded | Not recorded | Not recorded |
| Wabash pigtoe | Fusconaia flava | Not recorded | Not recorded | Not recorded | Not recorded |
| Shinyrayed pocketbook | Hamiota subangulata | Not recorded | Not recorded | Not recorded | Not recorded |
| Yellow sandshell | Lampsilis teres | Not recorded | Not recorded | Not recorded | Not recorded |
| Flutedshell | Lasmigona costata | Not recorded | Not recorded | Not recorded | Not recorded |
| Washboard | Megalonaias nervosa | Not recorded | Not recorded | Not recorded | Not recorded |
| Ohio pigtoe | Pleurobema cordatum | Not recorded | Not recorded | Not recorded | Not recorded |
| Round pigtoe | Pleurobema sintoxia | Not recorded | Not recorded | Not recorded | Not recorded |
| Hogshell | Pyganodon grandis | Not recorded | Not recorded | Not recorded | Not recorded |
| Lake floater | Pyganodon lacustris | Not recorded | Not recorded | Not recorded | Not recorded |
| Creeper | Strophitus undulatus | Not recorded | Not recorded | Not recorded | Not recorded |
| Deertoe | Truncilla truncata | Not recorded | Not recorded | Not recorded | Not recorded |
| Dolphin freshwater mussel | Unio delphinus | Not recorded | Not recorded | Not recorded | Not recorded |
| Wahlberg's river mussel | Chambardia wahlbergi | Iridinidae | Not recorded | Not recorded | Not recorded |
| Delicate spike | Elliptio arctata | Not recorded | Not recorded | Not recorded | Not recorded |
| Northern lance | Elliptio fisheriana | Not recorded | Not recorded | Not recorded | Not recorded |
| Brown Elliptio | Elliptio icterina | Not recorded | Not recorded | Not recorded | Not recorded |
| Flat spike | Elliptio jayensis | Not recorded | Not recorded | Not recorded | Not recorded |
| Duck river dartersnapper | Epioblasma ahlstedti | Not recorded | Not recorded | Not recorded | Not recorded |
| Yellow blossom | Epioblasma florentina | Not recorded | Not recorded | Not recorded | Not recorded |
| African river oyster | Etheria elliptica | Etheriidae | Not recorded | Not recorded | Not recorded |
| Rough fatmucket | Lampsilis straminea | Not recorded | Not recorded | Not recorded | Not recorded |
| Bankclimber | Plectomerus dombeyanus | Not recorded | Not recorded | Not recorded | Not recorded |
| Coosa pigtoe | Pleurobema stabile | Not recorded | Not recorded | Not recorded | Not recorded |
| Bleufer | Potamilus purpuratus | Not recorded | Not recorded | Not recorded | Not recorded |
| Eastern floater | Pyganodon cataracta | Not recorded | Not recorded | Not recorded | Not recorded |
| Newfoundland floater | Pyganodon fragilis | Not recorded | Not recorded | Not recorded | Not recorded |
| Texas lilliput | Toxolasma texasiense | Not recorded | Not recorded | Not recorded | Not recorded |
| Texas fawnsfoot | Truncilla macrodon | Not recorded | Not recorded | Not recorded | Not recorded |
| Eastern pondhorn | Uniomerus carolinianus | Not recorded | Not recorded | Not recorded | Not recorded |
| Tapered pondhorn | Uniomerus declivis | Not recorded | Not recorded | Not recorded | Not recorded |
| Billabong mussel | Velesunio ambiguus | Hyriidae | Not recorded | Not recorded | Not recorded |
| Florida rainbow | Villosa amygdalum | Not recorded | Not recorded | Not recorded | Not recorded |
| Eastern creekshell | Villosa delumbis | Not recorded | Not recorded | Not recorded | Not recorded |
| Southern rainbow | Villosa vibex | Not recorded | Not recorded | Not recorded | Not recorded |
| Downy rainbow | Villosa villosa | Not recorded | Not recorded | Not recorded | Not recorded |
| Carter's freshwater mussel | Westralunio carteri | Hyriidae | Not recorded | Not recorded | Not recorded |
| Box spike | Elliptio cistellaeformis | Not recorded | Not recorded | Not recorded | Not recorded |
| Cape fear spike | Elliptio marsupiobesa | Not recorded | Not recorded | Not recorded | Not recorded |
| St. Johns elephantear | Elliptio monroensis | Not recorded | Not recorded | Not recorded | Not recorded |
| Tapered pigtoe | Fusconaia burkei | Not recorded | Not recorded | Not recorded | Not recorded |