
Batrachognathus is an extinct genus of anurognathid pterosaur from the Late Jurassic (Oxfordian to Kimmeridgian) Karabastau Formation of the central Asian republic of Kazakhstan. The genus was named in 1948 by the Russian paleontologist Anatoly Nicolaevich Ryabinin. The type species is Batrachognathus volans. The genus name is derived from Greek batrakhos, "frog" and gnathos, "jaw", in reference to the short wide head. The specific epithet means "flying" in Latin.
Batrachognathus is an extinct genus of anurognathid pterosaur from the Late Jurassic (Oxfordian to Kimmeridgian) Karabastau Formation of the central Asian republic of Kazakhstan. The genus was named in 1948 by the Russian paleontologist Anatoly Nicolaevich Ryabinin. The type species is Batrachognathus volans. The genus name is derived from Greek batrakhos, "frog" and gnathos, "jaw", in reference to the short wide head. The specific epithet means "flying" in Latin.
==Description== thumb|left|Variation in anurognathid jaw shape, notice Batrachognathus (A) Batrachognathus was a small pterosaur, with a wingspan of and body mass of , although the known specimens may not be adults. Like all anurognathids Batrachognathus is assumed to have been an insectivore, catching insects and perhaps small fish on the wing with its broad mouth.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).