Trilobita - Asaphida - Remopleurididae
Alternative spelling: Apatakephalus
Parent taxon: Remopleurididae according to P. A. Jell and J. M. Adrain 2002
See also Harrington and Leanza 1957, Sennikov et al. 2014 and Sepkoski 2002
Sister taxa: Aktugaiella, Apatokephalina, Apatokephaloides, Apatokephalops, Artokephalus, Blosyropsis, Brachypleura, Deanokephalus, Diplapatokephalus, Dislobosaspis, Eoapatokephalus, Eorobergia, Haniwa, Hastiremopleurides, Hexacopyge, Hukasawaia, Hypodicranotus, Ivshinaspis, Jiia, Kainella, Kainellidae, Lacorsalina, Lingukainella, Lohanpopsis, Loshanella, Mendosina, Menoparia, Naustia, Oculeus, Portentosus, Praepatokephalus, Proapatokephalops, Pseudokainella, Pugilator, Remopleuridiella, Remopleuridinae, Richardsonella, Richardsonellidae, Robergiella, Scinocephalus, Sigmakainella, Sunocavia, Tramoria, Yosimuraspis
Subtaxa: Apatokephalus canadensis Apatokephalus dagmarae Apatokephalus exiguus Apatokephalus longifrons Apatokephalus nyaicus Apatokephalus rugosus Apatokephalus sarculum Apatokephalus serratus Apatokephalus tibicen
Ecology: nektobenthic carnivore
Distribution:
• Fennian of France (1 collection)
• Arenig of Canada (1: Newfoundland and Labrador), China (1), Morocco (1), Spain (1), Sweden (3), United States (1: North Dakota)
• Ordovician of Argentina (13), Australia (1), China (1), the Czech Republic (1), France (1), Morocco (4), Norway (3), the Russian Federation (7), Sweden (2), the United Kingdom (2), United States (14: Idaho, Montana, Nevada, Texas)
• Tremadoc of Argentina (24), Bolivia (2), Canada (5: Alberta), China (4), the Czech Republic (2), France (1), Iran (1), Morocco (1), Norway (1), the Russian Federation (1), Sweden (2)
• Cressagian of the United Kingdom (1)
• Cambrian to Ordovician of the Russian Federation (1)
• Cambrian of the Russian Federation (3), United States (2: Nevada)
Total: 109 collections including 112 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.