Placenticeras Meek 1876 (ammonite)

Cephalopoda - Ammonitida - Placenticeratidae

Synonyms: Diplacomoceras Hyatt 1900, Karamaiceras, Pseudoplacenticeras

Parent taxon: Placenticeratidae according to W. J. Kennedy 2018

See also Cobban and Hook 1983, Cobban and Kennedy 1992, Kennedy 1984, Kennedy 1995, Kennedy and Cobban 1991, Kennedy and Cobban 1993, Kennedy and Cobban 1994, Kennedy et al. 1997, Kennedy and Gale 2016, Kennedy and Kaplan 1995, Kennedy et al. 2008, Kennedy et al. 2001, Klinger and Kennedy 1989, Matsumoto and Skwarko 1991, Mosavinia et al. 2014, Sepkoski 2002, Summesberger 1979, Szives 2007, Wiedmann 1978 and Wright et al. 1996

Sister taxa: Baghiceratinae, Gissarites, Hengestites, Hoplitoplacenticeras, Karamaites, Metaplacenticeras, Proplacenticeras, Rapidoplacenticeratinae, Stantonoceras

Subtaxa: Placenticeras bidorsatum Placenticeras cumminsi Placenticeras fritschi Placenticeras kaffrarium Placenticeras kolbajense Placenticeras maherndli Placenticeras mediasiaticum Placenticeras memoriaschloenbachi Placenticeras orbignyanum Placenticeras paraplanum Placenticeras placenta Placenticeras polyopsis Placenticeras pseudoplacenta Placenticeras semiornatum Placenticeras syrtale Placenticeras tamulicum Placenticeras vancouverense Placenticeras vredenburgi Placenticeras whitfieldi

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Type: Ammonites placenta

Ecology: fast-moving nektonic carnivore

Distribution:

• Cretaceous of Angola (3 collections), Argentina (1), Austria (4), Canada (10: Alberta, British Columbia, Saskatchewan), France (30), Germany (11), India (3), Iran (1), Kazakhstan (2), Mexico (6), Papua New Guinea (2), Poland (2), South Africa (15), Spain (2), United States (120: Alabama, Arizona, Arkansas, Colorado, Delaware, Georgia, Kansas, Maryland, Minnesota, Mississippi, Montana, New Jersey, New Mexico, North Carolina, South Dakota, Texas, Utah, Wyoming), Uzbekistan (1)

Total: 213 collections including 234 occurrences

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Specimen images are retrieved through the ePANDDA API.


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