Mr. G. A. Boulenger on neio Reptiles and Batrachians. 95 



Fig. 14. MandilDle of Bugula dentata (Lamx.), X 85. 



Fig. 15. Mandible of Bugula neritina (L.), X 86. 



Fig. 16. Mandible ci Bugula Murrayana, Jobnst., X 85. 



Fig, 17. Mandible of Bugula capense, X 85. 



Fig. 18. Mandible of Catenicella geminata, Th., X 250. 



Fig. 19. The same, X 85. 



Fig. 20. Lateral wall oiBidymia simplex., B., showing rosette-plates. 



Fig. 21. Operculum of Cal-pidium ornatum, B., X 86. 



Fig. 22. Operculum of Catenicella geminata, Th., X 85. 



Fig. 23. Operculum of Porina (?) inversa, sp. nov., X 250. 



Fig. 24. Mandible of Lunulites cancellatus, B., x 250. 



VIII. — On new Reptiles and BatracJiians from North Borneo. 

 Bj G. A. BOULENGEE. 



A SMALL collection of Reptiles and Batrachians formed by 

 Mr. John Whitehead on Mount Kin a Baloo consists of ten 

 species, four of which are new and described below. The 

 known species are the following : — Lygosoma variegatum^ 

 Ptrs. ; Lygosoma oUvaceum J Gray; T^'opidonotus saraioacensis^ 

 Gthr. ; Rhacophorus maculatus, Gray j Bufo leptopus, G thr. ; 

 and Leptohrachium gracile, Gthr. 



Draco ohscurus. 



Head small ; snout as long as the diameter of the orbit ; 

 nostril directed upwards, perfectly vertical ; tympanum naked, 

 smaller than the eye-opening ; eleven upper labials. The 

 male's gular appendage as long as the head, covered with 

 large scales. No nuchal fold or crest. Dorsal scales smooth, 

 equal, not larger than ventrals ; a lateral series of widely- 

 distant, enlarged, keeled scales. The fore limb stretched 

 forward extends considerably beyond the lip of the snout ; 

 the hind limb reaches the shoulder. Brown above, with 

 black spots on the nape ; wing-membranes blackish above, 

 colourless inferiorly ; throat brown, with light spots ; gular 

 appendage brown, black at the base ; lower surface of lateral 

 wattles dark purple. 



millim. 



Total length 256 



Head 17 



Width of head 11 



Body 75 



Fore limb 42 



Hind limb 52 



Tail 164 



A single male specimen. 



