Sujet
Stephanoceras Kreter
Légende
Stephanoceras Kreter (Bucland) 1927 / Found in Dorset / England. Stephanoceras (meaning crown horn) is a Stephanoceratacean (ammonite) genus and type for the Stephanoceratidae / which lived during the Bajocian (Middle Jurassic) but is now extinct.. Stephanoceras has a evolute shell / as characteristic of the family / with well developed ribbing and tubercles.
Crédit
Photo12/Ann Ronan Picture Library
Notre référence
ARP11A03_079
Licence
Droits gérés
Format disponible
51,0Mo (1,3Mo) / 37,3cm x 34,3cm / 4400 x 4050 (300dpi)