ammonites
Glabrocingulum laeviliratum Chronic 1952 (snail)

Gastropoda - Murchisoniina - Gosseletinidae

Full reference: H. Chronic. 1952. Molluscan fauna from the Permian Kaibab Formation, Walnut Canyon, Arizona. Geological Society America Bulletin 63(2):95-166

Belongs to Glabrocingulum according to H. Chronic 1952

Sister taxa: Glabrocingulum (Glabrocingulum), Glabrocingulum alveozonum, Glabrocingulum amotapense, Glabrocingulum angulosa, Glabrocingulum armstrongi, Glabrocingulum atomarium, Glabrocingulum beedei, Glabrocingulum beggi, Glabrocingulum binodosum, Glabrocingulum chesterensis, Glabrocingulum coronatum, Glabrocingulum ellenae, Glabrocingulum globosum, Glabrocingulum grayvillense, Glabrocingulum hebe, Glabrocingulum inflatum, Glabrocingulum interstrialis, Glabrocingulum minutum, Glabrocingulum obesum, Glabrocingulum phosphatica, Glabrocingulum pustulum, Glabrocingulum quadrigatum, Glabrocingulum stellaeformis, Glabrocingulum texanum, Glabrocingulum wannense

Type specimen: Mus N. Ariz G2.567, a shell. Its type locality is Rimmy Jim Tank, Kaibab Formation, Coconino County, which is in a Roadian marine limestone in the Kaibab Formation of Arizona.

Ecology: facultatively mobile epifaunal suspension feeder

Average measurements (in mm): shell diameter 5.26