"Sphenethmoid" Quotes from Famous Books
 ... delicate (except for casque-headed hylids, such as Corythomantis, Diaglena, Osteocephalus, Triprion) and generalized skulls. Allophryne on the other hand has a strongly ossified central region (cranial roofing bones and sphenethmoid complex) and a weak peripheral zone. The peripheral elements are reduced (maxilla, pterygoid, and squamosal) or absent (quadratojugal), whereas the frontoparietals, nasals, sphenethmoid, prooetics, and exoccipitals form a compact central zone. An elongate ...
— Systematic Status of a South American Frog, Allophryne ruthveni Gaige • John D. Lynch |
