Article · Wikipedia archive · Last revised Jul 18, 2026

Faxonius difficilis

Faxonius difficilis, the painted crayfish, is a species of crayfish in the family Cambaridae. It is endemic to Oklahoma and Alabama in the United States.

Last revised
Jul 18, 2026
Read time
≈ 1 min
Length
139 w
Citations
5
Source
Faxonius difficilis
Vulnerable
Vulnerable (NatureServe)2
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Arthropoda
Clade: Pancrustacea
Class: Malacostraca
Order: Decapoda
Suborder: Pleocyemata
Family: Cambaridae
Genus: Faxonius
Species:
F. difficilis
Binomial name
Faxonius difficilis
(Faxon, 1898)
Synonyms1

Orconectes difficilis

Faxonius difficilis, the painted crayfish, is a species of crayfish in the family Cambaridae. It is endemic to Oklahoma and Alabama in the United States.2

This species used to be a species complex of four subspecies but these have now been redefined. These were:1

References

References

  1. Bergey, E.; Adams, S.; Taylor, C.A. & Schuster, G.A. (2010). "Orconectes difficilis". IUCN Red List of Threatened Species. 2010 e.T153826A4550344. doi:10.2305/IUCN.UK.2010-3.RLTS.T153826A4550344.en. Retrieved 12 October 2022.
  2. "Faxonius difficilis". NatureServe Explorer An online encyclopedia of life. 7.1. NatureServe. Retrieved 12 October 2022.