Trilobita - Asaphida - Asaphidae
Full reference: J. W. Dalman. 1827. Om Palæaderna eller de så kallade Trilobiterna. Kungliga Svenska Vetenskaps-Akademiens Handlingar 1827:1-78
Parent taxon: Asaphus according to J. W. Dalman 1827
See also Fortey 1975, Harrington and Leanza 1957, Jell and Adrain 2002, Neuman 1964, Sepkoski 2002 and Warburg 1925
Sister taxa: Asaphus (Asaphus), Asaphus (Neoasaphus), Asaphus (Onchometopus), Asaphus (Platypeltis), Asaphus (Subasaphus), Asaphus caribouensis, Asaphus caudatus, Asaphus curiosa, Asaphus expansus, Asaphus gigas, Asaphus heckeri, Asaphus homfrayi
Subtaxa: none
Type: Asaphus (Ampyx) nasutus
Ecology: fast-moving low-level epifaunal carnivore
Distribution: there are no occurrences of Asaphus (Ampyx) in the database