ammonites
Euconospira waterlooensis Weller 1916

Gastropoda - Murchisoniina - Gosseletinidae

Alternative combinations: Bembexia waterlooensis, Spiroscala waterlooensis

Full reference: S. Weller. 1916. Description of the Ste. Genevieve limestone fauna from Monroe County, Illinois. Contributions of the Walker Museum, University of Chicago 1:243-265

Belongs to Euconospira according to P. J. Wagner 2011

Sister taxa: Euconospira conica, Euconospira conula, Euconospira cryptolirata, Euconospira desereti, Euconospira disjuncta, Euconospira elegantula, Euconospira equisita, Euconospira hermosana, Euconospira missouriensis, Euconospira neptuni, Euconospira nipponica, Euconospira nodosa, Euconospira obsoleta, Euconospira pinegensis, Euconospira pulchra, Euconospira spiroperforata, Euconospira sturgeoni, Euconospira trochiformis, Euconospira turbiniformis, Euconospira varizona

Type specimen: Its type locality is Bed No. 8, Fountain Creek, 2 miles southwest of Waterloo, which is in a Chesterian carbonate limestone in the Ste. Genevieve Formation of Illinois.