Traits taxon details
original description
Klug, C.; Kröger, B.; Rücklin, M.; Korn, D.; Schemm-Gregory, M.; De Baets, K.; Mapes, R. H. (2008). Ecological change during the early Emsian (Devonian in the Tafilalt (Morocco), the origin of the Ammonoidea, and the first African pyrgocystid edrioasteroids, machaerids and phyllocarids. <em>Palaeontographica, Abt. A.</em> 283(4-6): 83-176. [details] Available for editors
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