Fig. 44. A C in Late Campanian (Cretaceous) Heteromorph Ammonites From The Western Interior Of The United States

Fig. 44. A C. Exiteloceras jenneyi jenneyi (Whitfield, 1877). A. USNM 482473, USGS Mesozoic locality D304 (fig. 2, loc. 35). B. USNM 482483, USGS Mesozoic locality D1947 (fig. 2, loc. 19). C. Plaster cast of a specimen from the private collection of the late Karl F. Hirsch, Denver, Colo., Pierre Shale at Long Hollow north of Pueblo, Colo. D, E. Exiteloceras jenneyi camacki, n. subsp. Paratype, USNM 482494, USGS Mesozoic locality 1344 (fig. 2, loc. 60). Figures are ×1.