Trilobita - Proetida - Bathyuridae
Alternative spelling: Lichnocephala
Full reference: R. J., J.r. Ross. 1951. Stratigraphy of the Garden City Formation in northeastern Utah, and its trilobite faunas. Yale Peabody Museum of Natural History Bulletin 6:1-161
Parent taxon: Bathyurellinae according to R. A. Fortey and D. L. Bruton 2013
See also Jell and Adrain 2002 and Sepkoski 2002
Sister taxa: Bathyurellus, Benthamaspis, Ceratopeltis, Chapmania, Chapmanopyge, Grinnellaspis, Harlandaspis, Lutesvillia, Punka, Uromystrum
Subtaxa: Licnocephala bicornuta Licnocephala brevicauda Licnocephala cavigladius Licnocephala ovata Licnocephala sanddoelaensis Licnocephala sminue
Type: Licnocephala bicornuta
Ecology: fast-moving low-level epifaunal deposit feeder
Distribution:
• Arenig of Greenland (1 collection), United States (1: North Dakota)
• Ordovician of Canada (3: Nunavut), Greenland (2), Norway (4), United States (23: Idaho, Montana, Nevada, Utah)
• Ibexian of United States (1: Nevada)
Total: 35 collections including 42 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.