HERPETOLOGY OF JAPAN. 195 



The use of the following key in determining the skinks within the 

 territory covered by this work must then be subject to the above 

 remarks. The stability of the various characters employed may 

 best be understood by a perusal of the remarks on variation following 

 the descriptions of each species. 



KEY TO THE JAPANESE SPECIES OF EUMECES. 



a^ One unpaired postmental only (normally); upper temporal of the second row 

 largest, wedge-shaped ; soles of hind feet granular with only a few large tubercles 

 on heel. 

 ¥ Posterior loreal nearly as high as long, normally in contact with two supralabials. 

 c^ Postnasal present (normally). 

 d^ 24 to 26 (except ionally 28) scales round the middle of the body. 



E. latiscutatus, p. 195. 

 d- 28 to 32 scales round the middle of the body . . .E. latiscutatus okadse, p. 200. 



c- No postnasal E. elegans, p. 202. 



6' Posterior loreal much longer than high, in contact with three supralabials. 



E. margmatiis, p. 205. 

 a" Two unpaired postmentals; lower temporal of the second row largest, wedge- 

 shaped; solesof hind feet with two series of enlarged tubercles between heel and 

 base of third and fourth toes. 



fei No postnasal; normally two pairs of nuchals E. chirunsis, p. 208. 



h^ Normally a postnasal and three pairs of nuchals E. kishinouyti, p. 210. 



EUMECES LATISCUTATUS" (Hallowell). 

 TOKAGE. 

 Plate XV. 



1838. Scincus qm'nqiirliacattis Schlegel, Fauna Japon., Rept., pp. 99, 139; Sauri 

 etBatr., pi. i, figs. 1-ib (Leiden Mus.; Siebold and Buerger, collectors) 

 (not of Linnaeus). — Plcstiodon quinquclineatum Bleeker, Natuurk. 

 Tijdschr. Nederland. Indie, XVI, 1858, p. 204 (Japan). — Eumeces quinque- 

 lineatus HilCxENdorf, Sitz. Ber. Ges. Naturf. Fr. Berlin, 1880, p. 113. — 

 Fritze, Mitth. Deutsch. Ges. Ost.-Asiens, V, 1891, p. 239 (Yezo). 



1860. Plcstiodon latiscutatus Hallowell, Proc. Phila. Acad., 1860, p. 496 (type- 

 locality, Simoda, Japan; collected by the Rodger Exped.). 



1864. Eumeces (Plcstiodon) quinquelineatus var. japonicus Peters, Mon. Ber. 

 Berlin Akad. Wiss., 1864, p. 57 (type-locality, Nagasaki; type in Berlin 

 Mus.; von Martens, collector). — Martens, Preuss. Exped. Ost-Asien, 

 Zool., I, 1876, p. 376 (Nagasaki). 



1878. Eumeces {Plcstiodon) japonicus Boettger, Offenbach. Ver. Naturk. 17-18 



Ber., Mitth., p. 4 (Japan). 



1879. Eumeces japonicus Bocourt, Miss. Sci. Mexique, Rept., livr. 6, p. 423. 

 1887. Eumeces marginatus Boulenger, Cat. Liz. Brit. Mus., Ill, p. 371 (part: 



Miyanoshta; Nikko) (not of Hallowell). — Okada, Cat. Vert. Japan, 1891, 

 p. 70 (part: Tokyo; Hakone; Nikko; Awaji; Suwa). — Boettger, Kat. 

 Rept. Mus. Senckenberg., I, 1893, p. Ill ("part: Nikko; Yezo). — Fritze, 

 Zool. Jahrb. Syst., VII, 1894, p. 860; author's separate, p. ]1 (part: Hon- 

 do; Yezo). 



a Signifying with broad shields. 



& Figs. 1, 3, 4, reproduced in this work on Plate XV. 



