Cephalopoda - Nautilida - Tainoceratidae
Full reference: J. P. Smith. 1914. The Middle Triassic marine invertebrate faunas of North America. United States Geological Survey Professional Paper 83:1-254
Belongs to Germanonautilus according to N. J. Silberling and K. M. Nichols 1982
See also Kummel 1953 and Smith 1914
Sister taxa: Ammonites acis, Cyrtocera linearis, Germanonautilus anceps, Germanonautilus bartovi, Germanonautilus bidorsatus, Germanonautilus breunneri, Germanonautilus brooksi, Germanonautilus bytschkovi, Germanonautilus cassianus, Germanonautilus dolomiticus, Germanonautilus ellipticus, Germanonautilus johnstoni, Germanonautilus klipsteini, Germanonautilus kyotanii, Germanonautilus popowi, Germanonautilus salinarius, Germanonautilus schloenbachi, Germanonautilus sibiricus, Germanonautilus tridorsatus, Nautilus tertius
Type specimen: Its type locality is Divide between Troy Canyon and South Fork of American Canyon, which is in an Illyrian marine limestone in Nevada
Ecology: nektobenthic carnivore
Average measurements (in mm): shell diameter 87.0
Distribution:
• Triassic of the Russian Federation (1 collection), United States (3: Nevada)
Total: 4 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.