Lewis' cave planarian
Kenkia lewisi Kenk, 1975
Taxonomy
| Kingdom | Animalia |
|---|---|
| Phylum | Platyhelminthes |
| Class | Turbellaria |
| Order | Tricladida |
| Family | Kenkiidae |
| Genus | Kenkia |
| Species | Kenkia lewisi Kenk, 1975 |
Synonyms
- Macrocotyla lewisi Kenk, 1975 (prior combination, CoL)
Description
Diagnostic characters
- Ecological class
- Stygobiont
- Realm
- Aquatic
- Troglomorphy
- Troglomorphic
- Maximum length
- 30 mm
Distribution
Type locality
Mystery Cave, Perry Co., MO
Range
Known from one county across two states across two karst regions.
Continent
North America
Country
United States
States and provinces
Illinois, Missouri
Counties
- Missouri
- Perry
Karst regions
Interior Low Plateau, Ozarks
Specimens
Type material
- Holotype
- USNM 50151 · National Museum of Natural History, Smithsonian Institution
- Paratype ×8
- National Museum of Natural History, Smithsonian Institution
Collections holding material
| Institution | Lots |
|---|---|
| National Museum of Natural History, Smithsonian Institution | 15 |
15 cataloged lots in 1 collection. Compiled from GBIF and not an exhaustive census: many collections are not yet digitised, and holdings are added continually. Search GBIF for specimen records.
Download all 15 specimen records (CSV) Institution, catalog number, type status and preparation. No coordinates.
Conservation and management
NatureServe
G1 Critically Imperiled
Global rank last reviewed 21 August 2002.
Subnational ranks
- Missouri
- S1 Critically Imperiled
Ranks looked up 23 August 2026. Conservation status changes, and a rank here is as current as that date and no more.
State and federal status
Not listed under the U.S. Endangered Species Act.
Other resources
References
- Kenk, R. 1977a. Freshwater tricads (Turbellaria) of North America, IX: The genus Sphalloplana. Smithsonian Contributions to Zoology 246: 1–38. https://repository.si.edu/bitstreams/d38e70a7-fb46–474c-9ea0-f202898980ba/download. details
- Lewis, J.J. & Bowman, T.E. 1981. The subterranean asellids (Caecidotea) of Illinois (Crustacea: Isopoda: Asellidae). Smithsonian Contributions to Zoology 335: 1–66. doi:10.5479/si.00810282.335
- Peck, S.B. & Lewis, J.J. 1978. Zoogeography and evolution of the subterranean invertebrate faunas of Illinois and southeastern Missouri. National Speleological Society Bulletin 40: 39–63.
This account was last revised 28 August 2026. Conservation ranks were looked up 23 August 2026.
How to cite this account
Data sources and funding are listed in the Acknowledgments.
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