. Bulletin - United States National Museum. Science. THE HERPETOLOGY OF HISPANIOLA 331 lower labials; scales smooth, without pores, in 17 rows, decreasing to 11 at the beginning of the tail; ventrals 166; anal divided; subcaudals 170. Dimensions: Head and body, 810 mm.; tail, 590 mm. Color (in alcohol): Top of head and body indigo blue, lightening to cerulean, this color appearing very intense where the epidermis has come away. Where the outer covering is still present, the scales are more nearly olive-green. Upper labials, chin, and ventral surface Nile green, this color extending up to the t


. Bulletin - United States National Museum. Science. THE HERPETOLOGY OF HISPANIOLA 331 lower labials; scales smooth, without pores, in 17 rows, decreasing to 11 at the beginning of the tail; ventrals 166; anal divided; subcaudals 170. Dimensions: Head and body, 810 mm.; tail, 590 mm. Color (in alcohol): Top of head and body indigo blue, lightening to cerulean, this color appearing very intense where the epidermis has come away. Where the outer covering is still present, the scales are more nearly olive-green. Upper labials, chin, and ventral surface Nile green, this color extending up to the third scale row on the sides, where it merges with the darker blue. The scales of the back and sides are distinctly black-edged. Variations.—This species being the least extreme is the most con- stant in scalation of its genus. The only conspicuous variation, as. Figure 97.—Uromacer cateshyi: a, Top of head; b, side of head; c, chin. No. 55036, from Samana Peninsula, Dominican Republic. One and one-half natural size. might be expected, takes place in the region of the loreal. Some show a rather large loreal about equal in area to the upper postocular; about half of them are medium in development, as in the figured specimen; some others have very small, almost granular loreals, and in one specimen the loreals are absent on both sides of the head. The nasal is semidivided in most cases, although in a few individuals it is wholly divided. The figured specimen has a single posterior temporal, instead of two, the usual number. This condition is repeated in two other specimens in the National collection, while another has three posterior temporals. There is not much variation in the ocular plates; in an occasional specimen there are one or three postoculars. The colora- tion is unvarying in nearly all the animals, although two (Nos. 61926 and 69435) are almost black above and beneath, while the latter speci- men has black upper labials below the white Please note


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