''Jeletzkytes'' is an extinct genus of
scaphatoid ammonite
Ammonoids are a group of extinct marine mollusc animals in the subclass Ammonoidea of the class Cephalopoda. These molluscs, commonly referred to as ammonites, are more closely related to living coleoids (i.e., octopuses, squid and cuttlefish) ...
from the
Upper Cretaceous
The Late Cretaceous (100.5–66 Ma) is the younger of two epochs into which the Cretaceous Period is divided in the geologic time scale. Rock strata from this epoch form the Upper Cretaceous Series. The Cretaceous is named after ''creta'', the ...
(Maastrichtian) of North America named and described by Riccardi, 1983. In overall form ''Jeletzkytes'' closely resembles the genus ''
Scaphites
''Scaphites'' is a genus of heteromorph ammonites belonging to the Scaphitidae family. They were a widespread genus that thrived during the Late Cretaceous period.
Morphology
''Scaphites'' generally have a chambered, boat-shaped shell. The init ...
''.
A number of species have been described in the genus including:
*''J. brevis''
*''J. compressus''
*''J. crassus''
*''J. criptonodosus''
*''J. dorfi''
*''J. furnivali''
*''J. nebrascensis''
*''J. nodosus''
*''J. spedeni''
References
Jeletzkytes Paleobiology Database. 13 Mar. 2013.
* Neil H. Landman, Karl M Waage (Karl Mensch); Scaphitid ammonites of the Upper Cretaceous (Maastrichtian) Fox Hills Formation in South Dakota and Wyoming. Bulletin of the AMNH ; no. 215, 1993
Ammonitida genera
Scaphitidae
Late Cretaceous ammonites of North America
{{Ammonitida-stub