550 REPORT ON ZOOLOGY, MDCCCXLIV. 



them into chinks in the bark. (Annals, xiv, p. 148, and 

 Froriep's n. Notiz. xxxii, p. 198. 



Triyoiiocephalus formosus, instituted by Sal. Miiller and Schlegel (1. c.), 

 differs from Tr. Wayleri in the much less strongly keeled scales, the larger 

 labial scutes, more numerous abdominal scutes, and in the different dispo- 

 sition of the colouring. 



BATRACHIA. 



Prevost and Lebert (Memoire sur la formation des 

 organes de la circulation et du sang dans les Batraciens. 

 (Anuales des Sc. Nat., 3me Serie, t. i, p. 193.) 



Vogt (ib. p. 45) has published some observations on the 

 Embryology of the Batrachians. 



Schlotthauber has described in these Archives (1844, i, p. 257), a variety 

 of Eanu temporaria, from the neighbourhood of Hamburg. 



Dactyletlira Mi'Ueri, Peters (Bericht d. Acad. zu Berlin, 1844, p. 37), differs 

 from D. capensis in having a tubercle on the nape and a tentacle beneath 

 each eye. The extremities are ochreous-yellow beneath, with black spots. 

 Mozambique. 



Kiister has described Salamandra Genci, of which he procured two living 

 specimens in Sardinia. It differs from Salamandra in the want of the aural 

 glands and in the smooth body, from Triton in the smooth skin and the 

 round tail, from Geotriton in the conformation of the toes, which are, as it 

 were, cut off at the extremity aud connected by a web. The animal, pro- 

 bably, constitutes a distinct genus. (Isis, 1S44, p. 655.) 



Owen has described a new species of Axolotl, in the 

 Annals (xiv, p. 23). The species are characterised as 

 follows : 



1. Axolotes (juttata (Siren pisciformis), fusca, nigro-guttata, capite autice 

 rotundato, cauda compresso-lauceolata. 



2. A. maculata, uov. species, grisea, uigro-marmorata, subtus lactea, 

 capite antice truncate, cauda comprcsso-rotuiidata. 3"-5". Mexico. A 

 figure on wood of the latter species is added. 



