Trilobita - Phacopida - Calymenidae
Full reference: E.C. Stumm and E.G. Kauffman. 1958. Calymenid trilobites from the Ordovician rocks of Michigan. Journal of Paleontology 32(5):943-960
Belongs to Flexicalymene according to B. R. Hunda and N. C. Hughes 2007
See also Stumm and Kauffman 1958
Sister taxa: Flexicalymene (Flexicalymene), Flexicalymene (Onnicalymene), Flexicalymene (Reacalymene), Flexicalymene aurora, Flexicalymene cambrensis, Flexicalymene caractaci, Flexicalymene cavei, Flexicalymene croneisi, Flexicalymene forcipata, Flexicalymene granulosa, Flexicalymene griphus, Flexicalymene incerta, Flexicalymene magnipapilla, Flexicalymene meeki, Flexicalymene onniensis, Flexicalymene peregrina, Flexicalymene planilabra, Flexicalymene planimarginata, Flexicalymene praelongicephala, Flexicalymene retrorsa, Flexicalymene scabustula, Flexicalymene scotica, Flexicalymene shirleyi, Flexicalymene tazarinensis, Flexicalymene trinucleina, Flexicalymene vaccarii, Flexicalymene verecunda
Type specimen: UMMP 9916, a cephalon/head (cranidium). Its type locality is Bill's Creek, near Ensign, which is in a Maysvillian/Richmondian carbonate shale in the Bills Creek Formation of Michigan.
Ecology: nektobenthic carnivore
Distribution:
• Ordovician of United States (3: Michigan collections)
Total: 3 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.