Cephalopoda - Ammonitida - Placenticeratidae

Full reference: W. J. Kennedy. 1986. Campanian and Maastrichtian ammonites from northern Aquitaine, France. Special Papers in Palaeontology 36:1-145

Parent taxon: Hoplitoplacenticeras according to W. J. Kennedy 1986

Sister taxa: Hoplitoplacenticeras (Hoplitoplacenticeras), Hoplitoplacenticeras costulosum, Hoplitoplacenticeras dolbergense, Hoplitoplacenticeras fugen, Hoplitoplacenticeras monju, Hoplitoplacenticeras plasticum, Hoplitoplacenticeras rarecostatum, Hoplitoplacenticeras rejaudryi, Hoplitoplacenticeras vari

Subtaxa: Hoplitoplacenticeras (Lemfoerdiceras) lafresnayanus Hoplitoplacenticeras (Lemfoerdiceras) lemfoerdensis

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Type: Ammonites lemfoerdensis

Ecology: fast-moving nektonic carnivore

Distribution: found only at Fresville [Calcaire á Baculites] (Cretaceous of France)

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