18 pages matching unnotched median lobe in this book
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Comments on the undescribed specimens
A New Chimaeroid Fish from the Niobrara Cretaceous
4 other sections not shown
aedeagus Aedeagus in lateral allotype female apical processes basal base Bocourt centrum choanae clavus collection color Conopsis nasus constriction as length curved dark darker dentary diapophyses dorsal fork Duzee E. D. Ball edge EHT-HMS Eutettix Female genitalia fork of pygofer Frons frontal genitalia genus groove Guanajuato Hemipenial Holotype indistinct July Kansas University Last ventral segment lateral margins lateral view length at middle long as greatest loreal lower labials Male genitalia margin almost straight Meade county Oaxaca pair parallel-margined paratypes Plate Pliocene pointed apex posterior margin posteriorly prefrontals pronotum Pseudoficimia pygofer hook bifid querci R. H. Beamer Rana Ranidae ridge sacral vertebra scutellum segment about twice shaft side species specimens spots subcaudals tegmen tibiotarsal articulation Toluca Toluca lineata tubercle twice as wide tympanum typical markings University of Kansas unnotched median lobe USNM ventral fork Veracruz vertex wide as length wide at constriction