CreatureData

Black line scale

Ischnaspis longirostris (Signoret, 1882)

Status not recordedinsects

The black line scale (Ischnaspis longirostris) is a species in the family Diaspididae, order Hemiptera. Source checklists list it for 77 countries, including Angola, Argentina and Bahamas.

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Quick facts about the black line scale

Weight
Not recorded
Length
Not recorded
Lifespan
Not recorded
Main food
Not recorded
Habitat
Not recorded
Young per litter or clutch
Not recorded
Conservation status
Not recorded
Countries on record
77 countriessrc for Countries on record

Where does the black line scale live?

Countries where Catalogue of Life checklists list the species. Many checklists carry no country data, so the list is often incomplete. It is not a range map.

The black line scale is listed for 77 countries.

FijiTanzaniaPapua New GuineaArgentinaDem. Rep. CongoKenyaDominican Rep.RussiaBahamasSouth AfricaMexicoPeruColombiaPanamaCosta RicaNicaraguaEl SalvadorGuatemalaBelizeVenezuelaGuyanaSurinameFranceEcuadorPuerto RicoJamaicaCubaZimbabweSenegalNigeriaCameroonGhanaGuineaSierra LeoneZambiaMozambiqueAngolaMadagascarVanuatuSwedenGermanyNetherlandsPortugalIrelandNew CaledoniaSolomon Is.Sri LankaTaiwanItalyDenmarkGeorgiaPhilippinesSlovakiaCzechiaEritreaJapanEgyptEthiopiaUganda
  • Listed
  • Not listed
small islands are not drawn at this scale

The same countries as a list

  1. Angola
  2. Argentina
  3. Bahamas
  4. Barbados
  5. Belize
  6. Bermuda
  7. Cameroon
  8. Cape Verde
  9. Christmas Island
  10. Colombia
  11. Congo - Kinshasa
  12. Cook Islands
  13. Costa Rica
  14. Cuba
  15. Czechia
  16. Denmark
  17. Dominican Republic
  18. Ecuador
  19. Egypt
  20. El Salvador
  21. Eritrea
  22. Ethiopia
  23. Fiji
  24. France
  25. French Guiana
  26. Georgia
  27. Germany
  28. Ghana
  29. Grenada
  30. Guadeloupe
  31. Guam
  32. Guatemala
  33. Guinea
  34. Guyana
  35. Ireland
  36. Italy
  37. Jamaica
  38. Japan
  39. Kenya
  40. Madagascar
Show 37 more countries
  1. Martinique
  2. Mauritius
  3. Mexico
  4. Mozambique
  5. Netherlands
  6. New Caledonia
  7. Nicaragua
  8. Nigeria
  9. Palau
  10. Panama
  11. Papua New Guinea
  12. Peru
  13. Philippines
  14. Portugal
  15. Puerto Rico
  16. Russia
  17. Samoa
  18. Senegal
  19. Seychelles
  20. Sierra Leone
  21. Singapore
  22. Slovakia
  23. Solomon Islands
  24. South Africa
  25. Sri Lanka
  26. St. Vincent & Grenadines
  27. Suriname
  28. Sweden
  29. Taiwan
  30. Tanzania
  31. Tonga
  32. U.S. Virgin Islands
  33. Uganda
  34. Vanuatu
  35. Venezuela
  36. Zambia
  37. Zimbabwe

Why a country list is not a range map

Where has it been introduced?

The Global Register of Introduced and Invasive Species lists the black line scale as introduced in 6 countries.

  1. Canary Islands
  2. Denmark
  3. Ecuador
  4. France
  5. Japan
  6. United States

Introduced means brought by people and now present; invasive means the country's checklist records an impact. A species can be native to one part of a country and introduced in another. Source: Global Register of Introduced and Invasive Species (CC BY 4.0).

Is the black line scale endangered?

No conservation assessment is recorded for this species in our sources. That is not the same as being safe: it has not been matched to an assessment.

How is the black line scale classified?

  1. kingdomAnimalia
  2. phylumArthropoda
  3. classInsecta
  4. orderHemiptera
  5. familyDiaspididae
  6. genusIschnaspis
  7. SpeciesIschnaspis longirostris (Signoret, 1882)

Synonyms Ischnapsis longirostris, Ischnaspis filiformis, Ischnaspis piliformis, Lepidosaphes ritsemabosi, Mytilaspis longirostris, Mytilaspis ritzemae bosi

Other names and names in other languages (14)
  • Black thread scaleEnglish
  • Black-thread scaleEnglish
  • swartdraad-dopluisAfrikaans
  • الحشرة القشرية خطية الشكلArabic
  • StregskjoldlusDanish
  • KaffeekommaschildlausGerman
  • cochinilla negraSpanish
  • chermes longirostreFrench
  • koffiekommaluisDutch
  • Щитовка нитевиднаяRussian
  • เพลี้ยหอยเกล็ดThai
  • kuro-ito-kaigaramushiroot
  • 臀紋盾介殼蟲Chinese
  • shchitovka nitevidnaiaRussian

Catalogue of Life

Relatives of the black line scale

Other species in the same genus Ischnaspis.

CompareBlack line scale vs Ischnaspis ghesquiereiBlack line scale vs Ischnaspis macrolobiiBlack line scale vs Ischnaspis remaudiereiBlack line scale vs Ischnaspis silvestrii

Common questions

Answered only where our data holds the answer.

Where does the black line scale live?

Catalogue of Life checklists list the black line scale for 77 countries, including Angola, Argentina, Bahamas, Barbados and Belize. Checklist coverage is uneven, so the true range may be wider.

Is the black line scale an invasive species?

The Global Register of Introduced and Invasive Species lists the black line scale as introduced in 6 countries, including Canary Islands, Denmark, Ecuador, France and Japan, but does not flag it as invasive in any of them.

What kind of animal is the black line scale?

The black line scale (Ischnaspis longirostris) belongs to the family Diaspididae in the order Hemiptera.

Sources and how to cite this page

Data as of 2026-11-14. How this page is put together.

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APA

CreatureData. (2026). Black line scale (Ischnaspis longirostris). Retrieved from https://creaturedata.com/animals/black-line-scale

MLA

“Black line scale (Ischnaspis longirostris).” CreatureData, 2026, https://creaturedata.com/animals/black-line-scale.

BibTeX
@misc{black_line_scale_2026,
  title = {Black line scale (Ischnaspis longirostris)},
  author = {{CreatureData}},
  year = {2026},
  url = {https://creaturedata.com/animals/black-line-scale},
  note = {Data as of 2026-11-14}
}