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dentary



Home > skeleton > skull > dentary of Calamus brachysomus

 

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Species data
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Calamus brachysomus (Lockington, 1880)


Maximum recorded size:
61.0 cm TL (male)


Dentary of Calamus brachysomus

Coronoid process pointed or rounded and oriented anteroposteriorly. Ventral process squared or hemi-ellipsoidal, and oriented according to dorsal/ventral axis straight. Its relief is flat and at the tip, in posterior part, there is a pore. Meckelian fossa present. Internal and external notches small and internal notch of the same size than the external one. Chin apophysis long. Mandibular symphysis oriented backward, straight. Tooth type: molariform or conical or caniniform in more than two rows of teeth. No bigger tooth at the anterior part. Internal teeth bigger than external teeth. One or several pore on external side. Pore can be present on internal side. No foramen.


Specimen n°MNHN-6283
Study collection of P. Béarez (Paris, France)


Determination Béarez, P. (1993)
Length 39.6 cm SL, 50.2 cm TL (Female)
Collection site Puerto López (Ecuador)