-
considered valid: †
Ptychotrygon blainensis †
Ptychotrygon eutawensis †
Ptychotrygon geyeri †
Ptychotrygon mcnultyi †
Ptychotrygon pustulata †
Ptychotrygon rostrispatula...
- "The
first skeletal record of the
enigmatic Cretaceous sawfish genus Ptychotrygon (Chondrichthyes, Batoidea) from the
Turonian of Morocco" (PDF). Papers...
- Sclerorhynchoidei. This
family contains the
genera Archingeayia, Asflapristis,
Ptychotrygon, Ptychotrygonoides, and Texatrygon. Kriwet, J.; Nunn, E.V.; Klug, S....
- "The
first skeletal record of the
enigmatic Cretaceous sawfish genus Ptychotrygon (Chondrichthyes, Batoidea) from the
Turonian of Morocco".
Papers in Palaeontology...
- vertebrae. A
sclerorhynchid rajoid.
Peyeria P.
libyca A sclerorhynchiform.
Ptychotrygon P.
henkeli A sclerorhynchiform.
Renpetia R.
labiicarinata A sclerorhynchiform...
-
renae Late Cretaceous, 94.3–66 mya USA An
extinct genus of rajiform. †
Ptychotrygon †P.
blainensis †P.
boothi †P.
hooveri †P.
triangularis †P. vermiculata...
-
inornata †
Ptychotrygon †
Ptychotrygon chattahoocheensis – type
locality for
species †
Ptychotrygon eutawensis – type
locality for
species †
Ptychotrygon triangularis...
- "The
first skeletal record of the
enigmatic Cretaceous sawfish genus Ptychotrygon (Chondrichthyes, Batoidea) from the
Turonian of Morocco".
Papers in Palaeontology...
-
juvenile teeth forming a
short transversal crest similar to
those found in
Ptychotrygon. The
apron is broad, with a
rounded extremity that is bent
basally and...
- V9982). A ptychodontid. P.
whipplei Multiple teeth. A ptychodontid.
Ptychotrygon cf. P. sp.
Partial tooth (MNA V10097). A sawskate.
Scapanorhynchus S...
