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Aptychotrema
Eastern shovelnose ray (A. rostrata)
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Chondrichthyes
Subclass:	Elasmobranchii
Order:	Rhinopristiformes
Family:	Trygonorrhinidae
Genus:	Aptychotrema Norman, 1926
Type species
Rhinobatus (Syrrhina) bougainvillii J. P. Müller & Henle, 1841

Aptychotrema is a genus of guitarfish which belongs to the family Trygonorrhinidae. They were formerly classified in the family Rhinobatidae. They are found off the coast of Australia.

Species

There are three living species, and one extinct species only known from fossil remains of Cenomanian age.

• †Aptychotrema massoniae Bernardez, 2002
• Aptychotrema rostrata Shaw, 1794 (Eastern shovelnose ray or Short-snouted shovelnose ray) - synonym: Aptychotrema bougainvillii J. P. Müller & Henle, 841
• Aptychotrema timorensis Last, 2004 (Spotted shovelnose ray)
• Aptychotrema vincentiana Haacke, 1885 (Western shovelnose ray)

References

1. Froese, Rainer; Pauly, Daniel (eds.). "Species in genus Aptychotrema". FishBase. March 2018 version.
2. Bernárdez, E. (2002). Los dientes de seláceos del Cretácico de la depresión central asturiana. Univ. d'Oviedo: 1–476.

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• Taxa named by John Roxborough Norman
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