OCR Text |
Show 1897.] BATRACHIANS EROM NORTHERN NYASALAND. 801 21. 22. 23. 24. 25. 26. 27. 28. 29. 30. 31. 32. 33. 34. 35. 36. 37. OPHIDIA (continued). Boodon lineatus, D. ScB Chlorophis irregularis, Leach Philothamnus semivariegatus, Smith Dasypeltis scabra, L Tarbophis seiniannulatus, Smith Leptodira hotamboeia, Laur Araplorhinus nototamia, Gthr Trimerorhinus tritaeniatus, Gthr Dromophis lineatus, D. $- B Psammophis subtastiiatus, Ptrs „ sibilans, L , ,, angolensis, Socage - Thelotornis kirtlandii, Hallow Dispholidus typus, Smith Naia nigricollis, Reinh Causus rhombeatus, Licht Bitis arietans, Merr BATRACHIA. ]. Rana fuscigula, D. <$c B 2. „ angolensis, Bocac/e 3. „ mascareniensis, D.ScB 4. ,, oxyrhynchus, Suud 5. Pbrynobatrachus acridoides, Cope 6. Arthroleptis whytii, sp. n 7. Rappia marmorata, Rapp 8. ,, fulvovittata, Cope 9. „ argus, Ptrs 10. Megalixalus fornasinii, Bianc 11. Hylambates johnstoni, sp. n , 12. Phrynomantis bifasciata, Smith ., 13. Breviceps mossambicus, Ptrs 14. Bufo regularis, Reuss 15. Xenopus muelleri, Ptrs , + + + 4- + 2. 4- 4- + + 4- 4- + 4- + 4- + 4- 4- 4- 4- 4- 4- 4. 4- + 4- 4- + + 4- + 4- 4- 4- + 4- + 4- 4- 4- 4- + 4- 4- 4- 4- 4- 4- 4- + L Y G O S O M A J O H N S T O N I , sp. n. (Plate X L V I . fig. 1.) Section Biopa, Gray. Body much elongate, anguiform ; limbs minute, anterior monodactyle, posterior didactyle. Snout moderate, obtuse. Lower eyelid with an undivided transparent disk. Supra-nasals present, in contact behind the rostral ; fronto-nasal much broader than long; praefrontals forming a median suture; frontal nearly twice as long as broad, as long as its distance from the nuchals, in contact with the first, second, and third supraoculars ; four supraoculars ; six supraciliaries ; frontoparietals and interparietal distinct, subequal in size ; parietals in contact behind the interparietal; a pair of nuchals ; fifth upper labial below the centre of the eye. Ear-opening large, oval, with two projecting lobules anteriorly. 22 smooth scales round the body. Fore limb half as long as the posterior; digits minute, with short blunt claws. Tail long, tapering to a fine point. Dark olive above, greenish white |