Maastrichtian
South Dakota to Wyoming
Original presentation: Jeletzkytes dorfi
Original publication: Landman, N. H. and K. M. Waage. 1993. Scaphitid ammonites of the Upper Cretaceous (Maastrichtian) Fox Hills Formation in South Dakota and Wyoming. Bulletin of the American Museum of Natural History, Number 215, 257 pp. [p. 184-194, figs. 141-148].
Holotype: YPM 23175.
Type locality: Niobrara County, Wyoming.
Type horizon: Fox Hills Formation.
Other specimens: YPM 23176, YPM 23174, YPM 23177, YPM 23212, YPM 27215, YPM 23185, YPM 27216, YPM 23179, YPM 23179, YPM 23180, YPM 27214, YPM 23212, AMNH 44337, AMNH 44224, AMNH 44339; also see Landman and Waage (1993).
PaleoDB taxon number: 145271.
Reference: Landman and Waage (1993).
Origin of name: “named in honor of the late Erling Dorf” (Landman and Waage, 1993, p. 184).