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Show 1894.] COLLECTION IN THE NATURAL-HISTORY MUSEUM. 733 millim. millim. Total length 75 Fore limb 8 Head 9 Hind limb 10 Width of head.... 5 Tail 43 Body 23 A single young specimen from the Hacienda Bosa de Jericho, Nicaragua, 3250 feet; collected by Dr. E. Eothschuh. TACHYDROMUS HOLSTT. (Plate XLIX. fig. 1.) Head rather short. Bostral forming a suture with the frontonasal, entirely separating the nasals ; supraoculars in contact Avith the supraciliaries; a small shield separates the large anterior supraocular from the loreal; temporal scales very small, obtusely keeled ; three or four chin-shields on each side \ Six longitudinal series of strongly keeled dorsal shields, the two median smaller ; eight longitudinal series of keeled ventral shields ; three series of smaller keeled shields on each side of the ventrals. Two inguinal pores on each side. Olive above, greenish white beneath; a white streak from the eye to the shoulder, passing through the tympanum. millim. millim. Total length 113 Fore limb 16 Head 10 Hind limb 22 Width of head .. 7 Tail (reproduced) . 58 Body 45 Two specimens, from the Osen Mt., Shimabara, Japan ; collected by M r . Hoist. LYGOSOMA LUZONENSE. (Plate XLIX. fig. 2.) Section Hinulia. Body elongate; limbs weak; the distance between the end of the snout and the fore limb is contained once and a half in the distance between axilla and groin. Snout short, obtusely pointed. LoAver eyelid scaly. Nostril pierced in the nasal; no supranasal; frontonasal broader than long, forming a suture with the rostral; praefrontals in contact; frontal not quite so long as the frontoparietal, which is single, in contact with the first and - second supraoculars ; four supraoculars, first largest; seven supraciliaries ; parietals forming a suture behind the interparietal ; no enlarged nuchals ; fourth to sixth upper labials below tbe eye. Ear-opening round, small, not larger than the pupil. 28 smooth scales round the middle of the body; dorsals as large as ventrals, laterals smaller. A pair of feebly enlarged praeanals. The length of the hind limb equals the distance between the posterior border of the eye and the fore limb ; fourth toe a little longer than third. Tail thick, once and one-fourth the leugth of 1 The adult has three chin-shields on the right side and four on the left; the young has four shields on each side. |