CreatureData

Smooth cockroach

Symploce pallens (Stephens, 1835)

Status not recordedinsects

The smooth cockroach (Symploce pallens) is a species in the family Blattellidae, order Blattodea.

No freely licensed photo yet

Quick facts about the smooth cockroach

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
Not recorded

Where does the smooth cockroach live?

Not recorded

Where has it been introduced?

The Global Register of Introduced and Invasive Species lists the smooth cockroach as introduced in 2 countries.

  1. Ecuador
  2. 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 smooth cockroach 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 smooth cockroach classified?

  1. kingdomAnimalia
  2. phylumArthropoda
  3. classInsecta
  4. orderBlattodea
  5. familyBlattellidae
  6. genusSymploce
  7. SpeciesSymploce pallens (Stephens, 1835)

Synonyms Blatta capitata, Blatta deprivata, Cahita gracilis, Ectobius pallens, Ischnoptera platystyla, Phyllodromia hospes, Symploce benzoni, Symploce capitata, Symploce hospes, Symploce kevani, Symploce lita, Symploce vicentina

Other names and names in other languages (1)
  • Unadorned cockroachEnglish

Catalogue of Life

Relatives of the smooth cockroach

Other species in the same genus Symploce.

CompareSmooth cockroach vs Symploce armigeraSmooth cockroach vs Symploce bicolorSmooth cockroach vs Symploce bidiensisSmooth cockroach vs Symploce bifida

Common questions

Answered only where our data holds the answer.

Is the smooth cockroach an invasive species?

The Global Register of Introduced and Invasive Species lists the smooth cockroach as introduced in 2 countries: Ecuador and United States, but does not flag it as invasive in any of them.

What kind of animal is the smooth cockroach?

The smooth cockroach (Symploce pallens) belongs to the family Blattellidae in the order Blattodea.

Sources and how to cite this page

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

Embed a card for this animal on your own site

Copy this code. The card shows the photo with its credit, key facts and a link back to this page.

Preview the card

APA

CreatureData. (2026). Smooth cockroach (Symploce pallens). Retrieved from https://creaturedata.com/animals/smooth-cockroach

MLA

“Smooth cockroach (Symploce pallens).” CreatureData, 2026, https://creaturedata.com/animals/smooth-cockroach.

BibTeX
@misc{smooth_cockroach_2026,
  title = {Smooth cockroach (Symploce pallens)},
  author = {{CreatureData}},
  year = {2026},
  url = {https://creaturedata.com/animals/smooth-cockroach},
  note = {Data as of 2026-11-14}
}