Home › Authors › Georges Ubaghs 👤 Georges Ubaghs 4 books Books by Georges Ubaghs Homalozoan echinoderms of the Homalozoan echinoderms of the Wheeler Formation (Middle Cambrian) of western Utah 1988 Aethocrinus moorei Ubaghs Aethocrinus moorei Ubaghs 1969 Aethocrinus moorei Ubaghs, n. Aethocrinus moorei Ubaghs, n. gen., n. sp 1969 Le genre Ceratocystis Jaekel Le genre Ceratocystis Jaekel 1967