Gastropoda - Euomphalina - Macluritidae

Alternative combinations: Maclurea ponderosa, Maclurites ponderosus

Synonym: Maclurites smithvillensis Fix 1975 [replaced name]

Full reference: E. Billings. 1865. Palaeozoic fossils, volume 1. Geological Survey of Canada 1-426

Belongs to Teiichispira according to P. J. Wagner 2011

Sister taxa: Teiichispira affinis, Teiichispira auricula, Teiichispira cornucopiae, Teiichispira emmonsi, Teiichispira nanus, Teiichispira odenvillensis, Teiichispira tofangoense, Teiichispira zonata

Average measurements (in mm): width 76.0