This species is named for the late Dr. J.H. Ashworth of the University of Edinburgh, whose early studies on the ... [details]
Species named after its type locality, Ecuador. [details]
Species named after its type locality, Ecuador. [details]
Usarpium: coined from the abbreviated designation of the United States Antarctic Research Program (USARP) under ... [details]
The genus is neuter as the last word in the compound genus name, -bregma, is neuter (see for example the derivation ... [details]
Blake (1981) correctly changed the spelling to 'bransfieldium' as Pseudoscalibregma is a neuter genus. [details]
Probably the result of a databasing lapsus. No species was described in Hartman (1978) as Asclerocheilus ... [details]
Pacific Ocean, Peru, island near Pucusana, south of Callao. [details]