Cephalopoda - Goniatitida - Marathonitidae

Alternative combination: Vidrioceras subquadratum

Full reference: F. B. Plummer and G. Scott. 1937. Upper Paleozoic ammonites in Texas. The University of Texas Bulletin 3701:1-516

Belongs to Kargalites according to T. B. Leonova 2002

See also Bogoslovskaya 1990 and Plummer and Scott 1937

Sister taxa: Kargalites (Subkargalites), Kargalites basarensis, Kargalites latus, Kargalites mullerriedi, Kargalites nandanensis, Kargalites simplex, Kargalites typicus, Kargalites wanneri

Type specimen: Its type locality is Lenox Hills, base of escarpment north of Wedin's ranch, which is in a Sakmarian carbonate limestone in the Lenox Hills Formation of Texas

Average measurements (in mm): shell diameter 17.8

Distribution: found only at Lenox Hills, base of escarpment north of Wedin's ranch

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Specimen images are retrieved through the ePANDDA API.