. Bulletin - United States National Museum. Science. THE HERPETOLOGY OF HISPANIOLA 127 semicircles and the occipital; a very strong lateral ridge from the mid- dle of the posterior orbital border extending horizontally backwards and ending in a heavy tuberculated knob above the ear; several enlarged spinose scales above this ridge; two weak ridges running parallel with these, and extending from the posterior border of the supraorbital ridges to the occiput; a faint transverse ridge across the occiput joining the posterior portions of all the ridges; nine upper and nine lower labials to a point
. Bulletin - United States National Museum. Science. THE HERPETOLOGY OF HISPANIOLA 127 semicircles and the occipital; a very strong lateral ridge from the mid- dle of the posterior orbital border extending horizontally backwards and ending in a heavy tuberculated knob above the ear; several enlarged spinose scales above this ridge; two weak ridges running parallel with these, and extending from the posterior border of the supraorbital ridges to the occiput; a faint transverse ridge across the occiput joining the posterior portions of all the ridges; nine upper and nine lower labials to a point directly beneath the center of the eye; all the head scales with a sharp keel or a spinose tubercle in the center, excepting the occipital and the scales between the supraorbital semi- circles which are smooth; ear-opening with scarcely any indication of a ridge in front of it, oval, about half the length of the eye-opening. A short gular fan, and a decided transverse fold behind it extending on. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States National Museum; Smithsonian Institution; United States. Dept. of the Interior. Washington : Smithsonian Institution Press, [etc. ]; for sale by the Supt. of Docs. , U. S. Govt Print. Off.
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Keywords: ., bookauthorun, bookcentury1800, bookdecade1870, booksubjectscience
