516 DR. A. gUnther on a zoological [June 23, 



green ; tail-feathers dark bluisli green, glossy bronzy green on the 

 outer aspect ; crown of liead dingy brown with a very slight bronzy 

 gloss, the forehead, lores, and base of cheeks ashy grey ; the ear- 

 cnverts, remainder of cheeks, throat, and fore neck dusky ashy, with a 

 slight \inaceous tinge which is a little more pronounced on the breast 

 and abdomen; the sides of the body, flanks, and thighs dark slaty grey 

 with a greenish gloss ; under tail-coverts chestnut-brown ; under 

 wing-coverts and axillaries dark slaty grey ; quills light ashy under- 

 neath. Total length 16-5 inches, culmen from frontal plumes 0"85, 

 wing 1()"3, tail 6'S, tarsus r2.T. 



Ardea jugularis, Forster ; Schlegel, Mus. Pays-Bas, Ardeae, 

 p. 25. 



A female in entirely white plumage. The legs are yellow, more 

 dusky on tlie tarsus, which has a good deal of black. 



Sula piscatrix (L.) ; Schlegel, Mus. Pays-Bas, Pelecani, p. 40. 

 An adnlt female in full plumage. 



Fregata AQuiLA (L.) ; Schlegel, t.e, p. 2. 



An adult bird. An interesting note on the habits of the bird in 

 the neighbourhood of Java is given, from the notes of the Vicomte 

 de Bocarme, in Schlegel's ' Catalogue ' (/. c). 



III. REPTILES. 



By G. A. BOULENGER. 



1. Gymnodactyltjs marmoratus, Kuhl. 



2. Lygosoma nativitatis, sp. n. 



Section Emoa. Habit lacertiform ; 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 long, obtuse. Lower 

 eyelid with an undivided transparent disk. Nostril pierced between 

 a nasal, a postnasal, and a supranasal ; frontonasal broader than 

 long, forming a suture with the rostral and with the frontal ; latter 

 shield nearly as long as the frontoparietal, in contact with the first 

 and second supraoculars ; four supraoculars ; eight supraciliaries ; 

 frontoparietals united into a single large shield ; a small interparietal, 

 behind which the parietals form a suture ; a pair of nuchals and a 

 fair of temporals border the parietals ; five labials anterior to the 

 large subocular. Ear-opening oval, a little larger than the trans- 

 parent palpebral disk, with three or four very small lobules on its 

 anterior border. Thirty-four scales round the middle of the body, 

 all smooth, lateral a little smaller than dorsal and ventral. No 

 enlarged piasanals. The hind limb reaches the elbow. Digits 

 moderately elongate, a little flattened at the base, compressed at the 



