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Actinopterygii, members of which are known as ray-finned fishes, is a clade of the bony fishes.
David R. Lindberg is an American malacologist and professor of integrative biology at the University of California, Berkeley. He is also the Curator for the University of California Museum of Paleontology and co-editor of the journal Molecular Systematics and Phylogeography of Mollusks.
Pseudothelphusidae is a family of freshwater crabs found chiefly in mountain streams in the Neotropics. They are believed to have originated in the Greater Antilles and then crossed to Central America via a Pliocene land bridge.
Potamon is a genus of freshwater or semiterrestrial crabs mainly found from Southern Europe through the Middle East, and as far east as north-western India. The only exception is the North African P. algeriense, which also is the only potamid of mainland Africa. Twenty species are currently recognised:. These crabs are omnivores that have a broad ecological tolerance. The adult Potaman reach up to 50 mm in size during their 10-12 year life span.
Trichodactylidae is a family of crabs, in its own superfamily, Trichodactyloidea. They are all freshwater animals from Central and South America, including some offshore islands, such as Ilhabela, São Paulo. Only one of the 50 species is known from the fossil record, Sylviocarcinus piriformis from the Miocene of Colombia. The family contains 15 genera in two subfamilies:
Neostrengeria is a genus of crabs in the family Pseudothelphusidae, containing the following species:
Potamocarcinus is a genus of crabs in the family Pseudothelphusidae.
Ptychophallus is a genus of crabs in the family Pseudothelphusidae.
Pseudothelphusa is a genus of crabs in the family Pseudothelphusidae, containing the following species:
Fredius is a genus of crabs in the family Pseudothelphusidae, containing the following species:
Epilobocera is a genus of crabs in the family Pseudothelphusidae, containing the following species:
Chaceus is a genus of crabs in the family Pseudothelphusidae, containing the following species:
Hypolobocera is a genus of crabs in the family Pseudothelphusidae, found only in the San Juan River basin which drains into the Pacific, in Colombia. The major and future threats to this species include human-induced habitat loss/degradation and water pollution.
Microthelphusa is a genus of crabs in the family Pseudothelphusidae, containing the following species:
Moritschus is a genus of crabs in the family Pseudothelphusidae, containing the following species:
Phallangothelphusa is a genus of crabs in the family Pseudothelphusidae. It contains five described species:
Phrygiopilus is a genus of crabs in the family Pseudothelphusidae, containing the following species:
Spirothelphusa is a genus of crabs in the family Pseudothelphusidae, containing the following species:
Strengeriana is a genus of crabs in the family Pseudothelphusidae, containing the following species:
Tehuana is a genus of crabs in the family Pseudothelphusidae, containing the following species:
References
- ↑ P. Davie (2010). "Lindacatalina Pretzmann, 1977". World Register of Marine Species . Retrieved December 4, 2010.
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