EOPTOLAMNIDAE

Kriwet, Jürgen, Klug, Stefanie, Canudo, José I. & Cuenca-Bescos, Gloria, 2008, A new Early Cretaceous lamniform shark (Chondrichthyes, Neoselachii), Zoological Journal of the Linnean Society 154 (2), pp. 278-290 : 280

publication ID	https://doi.org/ 10.1111/j.1096-3642.2008.00410.x
DOI	https://doi.org/10.5281/zenodo.5747319
persistent identifier	https://treatment.plazi.org/id/3B728792-FF93-FFFF-BB6F-F996EED5FE3D
treatment provided by	Carolina
scientific name	EOPTOLAMNIDAE
status

Treatment

FAMILY EOPTOLAMNIDAE NOV.

Derivation of name: Derived from the name of the type genus, Eoptolamna gen. nov.

Diagnosis: Lamniform sharks only known by isolated teeth and characterized by the following combination of characters: tearing-type dentition with very weak gradient monognathic heterodonty; a single pair of parasymphyseals(?) present; mesiodistally compressed teeth, with generally a single pair of lateral cusplets; robust roots with short branches; lingual protuberance more or less massive; with nutritive groove, which might be secondarily closed.

Genera included: Eoptolamna gen. nov., Leptostyrax , and Protolamna .

Copyright notice

No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.

Taxonomy

Kingdom	Animalia
Phylum	Chordata
ParvPhylum	Chondrichthyes
Class	Elasmobranchii
SubClass	Elasmobrachii
InfraClass	Neoselachii
SuperOrder	Galemorphii
Order	Lamniformes
Family	Eoptolamnidae

Specimens

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