Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Order: Littorinimorpha
Family: Assimineidae
Genus: Assiminea
Species: pecos
Pecos Assiminea Snail - Assiminea pecos
821444
Species Extent (New Mexico)
General Description
Pecos Assiminea (Assiminea pecos) is a tiny (shell length up to 2.2 mm) thermal spring snail with rudimentary gills. They are the most inland member of their group and are now only found along the Lost River in Bitter Lake National Wildlife Refuge in New Mexico and in Diamond Y Draw in Texas. They inhabit aquifer-fed spring systems in desert grasslands with abundant karst (limestone land formations) topography.
Status
USFS Status:
BLM Status:
SWAP Status: SGCN
NMRP Strategy Status:
Observations in Natural Heritage New Mexico Database
Number of Subpopulations: 4
Number of Mapped Locations: 14
Number of Observations: 37
Observation date range: 01-01-1968
to 08-27-2021
External Links
Year
2017
Citation Various authors. 2007-2017. Annual NMDGF Permits. New Mexico Department of Game and Fish (NMDGF).
Reference Code
E17VAR01NMUS
Year
2021
Citation Boeing, W. 2021. Permit report for Pecos assiminea FWS TE-42823A 2021
Reference Code
E21BOE01NMUS
Year
1992
Citation Mehlhop, P. 1992. Field survey to Lost River, Bitter Lake NWR on June 10, 1992.
Reference Code
F92MEH12NMUS
Year
1992
Citation Mehlhop, P. 1992. Field survey to Roswell Country Club on June 14, 1992.
Reference Code
F92MEH19NMUS
Year
2005
Citation New Mexico Department of Game and Fish. 2005. Recovery and conservation plan for four invertebrate species: Noel's amphipod (Gammaraus desperatus), Pecos assiminea (Assiminea pecos), Koster's springsnail (Juturnia kosteri), and Roswell springsnail (Pyrgul
Reference Code
N05GFD01NMUS
Year
1987
Citation Taylor, D.W. 1987. Fresh-water Molluscs from New Mexico and Vicinity. New Mexico Bureau of Mines and Mineral Resources. Bulletin 116. 50pp.
Reference Code
N87TAY01NMUS
Year
2010
Citation Lang, B.K. 2010. Macroinvertebrates of Bitter Lake National Wildlife Refuge. Report to U.S. Fish and Wildlife Service, Section 6 E-56-7. 39p.
Reference Code
R10LAN01NMUS
Year
2011
Citation Lang, B.K. 2011. Macroinvertebrates of Bitter Lake National Wildlife Refuge. Final report to U.S. Fish and Wildlife Service, Section 6 E-56-7(2). 89p.
Reference Code
R11LAN01NMUS
Year
2013
Citation Rogowski, D. 2013. Results of surveys for Assiminea pecos at Bitter Lake National Wildlife Refuge. Report submitted to U.S. Fish and Wildlife Service, TE-219536-0. 7p.
Reference Code
R13ROG01NMUS
Year
92
Citation S92MEHUSNMUS, Legacy reference. Physical copy not yet located.
Reference Code
S92MEHUSNMUS
Year
1997
Citation Radke, W. 1997. Portion of Bitter Lake NWR document discussing survey results for Assiminea pecos. 1 p.
Reference Code
U97RAD01NMUS
