TRUEB, L. 1966. Morphology and development of the skull of the frog _Hyla septentrionalis_. Copeia, 3:562-573. _Transmitted April 18, 1968._ * * * * * Transcriber's Notes Except for several minor typographical corrections which were made (missing periods, commas, etc.) that are not detailed here, the text presented is that which appeared in the original printed version. To enhance readability, the Figure captions and list in the SUMMARY section were outdented on the first line. Emphasis Notation _Text_ = Italicized End of the Project Gutenberg EBook of Cranial Osteiology of the Hylid Frog, Smilisca baudini, by Linda Trueb