Lytoceras (Gaudryceras) neptunium Anderson 1938 (ammonite)

Cephalopoda - Ammonitida - Tetragonitidae

Full reference: F. M. Anderson. 1938. Lower Cretaceous deposits in California and Oregon. Geological Society of America Special Paper 16:1-331

Belongs to Lytoceras (Gaudryceras) according to F. M. Anderson 1938

Sister taxa: Gaudryceras (Gaudryceras), Gaudryceras (Mesogaudryceras), Gaudryceras aenigma, Gaudryceras beantalyense, Gaudryceras crassicostatum, Gaudryceras hamanakense, Gaudryceras hobetsense, Gaudryceras izumiense, Gaudryceras kayei, Gaudryceras makarovense, Gaudryceras mamiyai, Gaudryceras mite, Gaudryceras numidum, Gaudryceras propemite, Gaudryceras seymouriense, Gaudryceras stefaninii, Gaudryceras striatum, Gaudryceras tenuiliratum, Gaudryceras tombetsense, Gaudryceras varagurense, Lytoceras (Gaudryceras) alamedense, Lytoceras (Gaudryceras) delvallense, Lytoceras (Gaudryceras) texanum, Gaudryceras (Neogaudryceras) pictum, Vertebrites murdochi

Type specimen: Its type locality is CAS loc1659, East branch of Hulen (=Huling) Creek, which is in an Aptian/Albian marine horizon in the Budden Canyon Formation of California.

Ecology: fast-moving nektonic carnivore

Distribution: found only at CAS loc. 1659, East branch of Hulen (=Huling) Creek

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