| 词条 | Ecdyceras |
| 释义 |
| fossil_range = Middle -?Late Ordovician | image = | regnum = Animalia | phylum = Mollusca | classis = Cephalopoda | ordo = Ascocerida | familia = Hebetoceratidae | genus = Ecdyceras | genus_authority = Flower, 1941 }}Ecdyceras is a genus in the Ascocerida doubtfully assigned to the Hebetoceratidae. It somewhat resembles Hebetoceras.[1] References1. ^{{cite book |last1=Furnish |first1=W.M. |author-link1=William M. Furnish|last2=Glenister|first2=B.F.|author-link2=|date=1964|title= Treatise on Invertebrate Paleontology, Part K, Mollusca 3 – Mollusca |chapter=Nautiloidea – Ascocerida|website=Treatise on Invertebrate Paleontology|url= |editor1-last=Moore|editor1-first=R.C.|editor1-link=Raymond Cecil Moore|location=Kansas, MO|publisher=Geological Society of America and University of Kansas Press.|page=xxviii + 519 p., 361 fig|isbn=0-8137-3011-2}} {{Taxonbar|from=Q18389117}}{{paleo-nautiloidea-stub}} 5 : Prehistoric nautiloid genera|Ordovician cephalopods|Ordovician cephalopods of North America|Middle Ordovician first appearances|Late Ordovician extinctions |
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