ISBN: | 978-5-5119-9109-2 |
High Quality Content by WIKIPEDIA articles! Xenodrepanites is an extent ammonoid cephalopod genus belonging to the Ceratitida from the Upper Triassic of the Himalayas. Xenodrepanites has a very compressed, discoidal shell with a ventral furrow bordered by crenulated keels and a sub-ammonitic suture.