Hoplitaceae

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m (Protected "Hoplitaceae" ([move=sysop] (indefinite)))
(correctins, adjuestments)
 
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The Hoplitaceae comprise Lower Cretaceous (Hauterivian)to Upper Cretaceous (Campanian) ammonoid cephalopods derived from various [[Desmoceratidae]] characterized by strong orament typically comprising branched ribs springing from umbilical tubercles.
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The Hoplitaceae comprise Lower Cretaceous (Hauterivian) to Upper Cretaceous (Campanian) ammonoid cephalopods derived from various [[Desmoceratidae]] characterized by strong ornament typically comprising branched ribs springing from umbilical tubercles.
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The Treatise Part L, Ammonoidea, 1957 includes the Pulchelliidae, Trochlieceratidae, Engonoceratidae, Placdenticeratidae, Leymeriellidae, Forbesiceridae, and Schloenbachiidae in the Hoplitaceae, with the  Douvilleiceratidae and Deshayesitidae subsequently  removed from the Ammonitina to the Ancyloceratina. More recent classifications include the Pulchellidae in the now Endemoceratoidea and the Leymeriellidae and Forbesiceridae in the now Acanthoceratoidea
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The Treatise Part L, Ammonoidea, 1957 includes the Pulchelliidae, Trochlieceratidae, Engonoceratidae, Placdenticeratidae, Leymeriellidae, Forbesiceridae, and Schloenbachiidae in the Hoplitaceae, with the  Douvilleiceratidae and Deshayesitidae subsequently  removed from the Ammonitina to the Ancyloceratina. More recent classifications include the Pulchellidae in the now [[Endemocerataceae|Endemoceratoidea]] and the [[Leymeriellidae]] and Forbesiceratidae in the now [[Acanthocerataceae|Acanthoceratoidea]]
[[user:John M|John M]]
[[user:John M|John M]]

Latest revision as of 19:48, 18 April 2013

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