Paragastropoda - Mimospirida - Onychochilidae
Alternative combination: Clisospira lirata
Full reference: R. P. Whitfield. 1886. Notice of geological investigations along the eastern shore of Lake Champlain, conducted by Prof. H.J. Seely and Pres. Ezra Brainerd, of Middlebury College, with descriptions of the new fossils discovered. Bulletin of the American Museum of Natural History 1(8):24-35
Belongs to Matherella according to P. J. Wagner 2023
See also Kobayashi 1933 and Whitfield 1886
Sister taxa: Matherella antarctica, Matherella saratogensis, Matherella walcotti
Type specimen: Its type locality is 227 - Promonotory on west end of Fort Cassin, Lake Champlain., which is in a Cassinian carbonate limestone in the Fort Cassin Formation of Vermont
Distribution: found only at 227 - Promonotory on west end of Fort Cassin, Lake Champlain.
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.