Jeletzkytes quadruangularis

Geological context: Late Cretaceous, Pierre Sh, Pierre Upper unnamed Mbr. Collection locality: PMAG site RBA17? [2413 ft above base of Baculites obtusus Zone]. E-W trending dry creek bed (Brewster Draw), just N of Gill & Cobban's (1966) B-Traverse, Red Bird Section, 1.0 to 1.9 mi (1.5 to 3.0 km) NE of the bridge where Wyoming hghwy 85 crosses Old Woman Creek, 1.5 mi (2.4 km) N of Redbird, Niobrara County, Wyoming, USA. Collected by Jason F. Hicks, 1989-06. IP number 50170; lot count 1; accn=IPA.07531; associatedwith=on same slab: IP.050170,IP.796830,IP.797911,IP.797913,IP.797914,IP.797916,IP.797936,IP.797921,IP.797922,IP.796831,IP.797927,IP.796832,IP.796833,IP.796834,IP.796835,IP.796836,IP.797945,IP.797946,IP.797947,IP.796754,IP.796755,IP.796756,IP.796757,IP.796758,IP.796759,IP.796837,IP.796838,IP.796839,IP.796840,IP.797953,IP.797886,IP.796841.