I 



130 nrLLirriN :;i, unitkd wiatkh national muskum. 



iiics. Fore limb to orbit, liiml limb .scinccly longi-r, roiUiliiii}? tlic oijjlitli 

 fold from bcbiiiil. Tlie iimcr di^it on both oxticmitics is .so short as to 

 render tlio members almost 3-3. Tail elongate, slender, sia)cylindrical. 

 Gnlar fold represented by a line. 



Miasunmoiln, in iiirlun. 



Length of head to angle of niontli 



JJreailtli of licad licliind cyi'H ^ 



Kroni uinz/.lo to liiinKMiiH f» 



Trom nnizzli) to groin IC. f) 



Leiiglli of tail f 



Length of posterior limb •{& 



HalrachoscpH pnciJlvHS Cope. 

 KK.SKKVK SKUIKS. 



IjilirN. 



» r. 



Catalnf;ii(' No of 

 niniibcr. Bpcc. 



07.13 

 4000 



1 



LofiOity. 



Santnlinrbnrn, Cnl 



'i San Frnmisco, Ciil 



Kroiii wliiim vcocivctl. 



Nature of 

 Hpi'cinieii. 



ni. llavH. ., 



K. I). OlltlH . 



Ale. tyiti'. 

 Alcoliulic. 



IIEMIDAOTYLIUM T.scliiuli. 



Classif. tier Batrachicr, Trans. Noudiatol, 183S, p. .'il-DI; IJonap., Fauna 

 Ital., n, llil,Nio. 10; Filzingor, Syst. l{cpt.,:i:{; Hainl, .Jonrn. Ac. Nat. 

 Si'i. rhihi., I, lidl, 1810; Hallowfll, /. c, IS.'.S, HCm; Gray, Cat. Hrit. 

 Mas., 1850, 41; Copi-, rroei-cd. Ata<l. I'liila., IHO'.t, p. 'Jl>. 



Desmodactjilits, Dnni. &, Hibr., Krp. (Jen., ix, p. 117. 



Tongue adherent anteriorly; digits t-4; parietal bones fully ossified, 

 without fontanelle; two i)renia.\illaries, with fontanelle; prefrontal 

 boue present. 



This genus is oidy distinguished from Plethodon by the deticieney of 

 its bind foot in digits. Tho.se that remain are quite rudimental. It 

 differs from Batrachoseps in the i)resence of the prefrontal bono. There 

 is but one species known, and its habits are entirely terrestrial. 



IIEMIDACTYLIUM SCUTATUM Tschiuli. 



Batr.,p.94; ILillo\v.,.Ionrn. Ac. Pliila. {■>), in, p. :'.(!() ; Stranch, Salain., p. 

 7(J; Gray, Cat. Batr. Gratl. Brit. Mus., ed. i, p. 41. 



Salamandm scutata, Schlcg., Faun. Japon., Amph., p. 119, •■iiitl Abbild., PI. 40, tigs. 4-6. 



Salamaiidm melanostida, Gibbos, Best. .Jonrn. Nat. lILst., v, p. 89, I'l. 10. 



Umnoddctyliis sciitatim, Dnin. Sc Bibr., p. 118. 



DmnodactijlHs melaiiosticttis, Dnni. A liibr., p. 119. 



llatmcho8cps sciiMus, Bonlongcr, Cat. Batr. Grad. Brit. Miis., ed. ii, 188',>, p. WX 



Whole skin finely and beautifully granulated; viewed vertically, the 

 sides of head arc parallel, the eyes forming the anterior corners, and 

 not projecting beyond the line of head ; nuizzle not tapering, but .sides 

 nearly parallel, almo.st entirely truncate, and overhanging lower Jaw; 

 eyes nearer muzszlo than Plethodon enjthronotus (viewed from above) ; 

 outline contracted beh^ud tUo occiput, then expanding, taniiddJe of body 



J 





Total Jenj 

 I'ungtli to 

 Length to 



I^l'ngtlito; 



^"■"gth to 

 J-'f'iigth of 



J-L'n(r(Il ofl 



I-'L'ngdi of ] 

 Width of h 



