HEEPETOLOGY OF JAPAN. 



109 



than twice its distance from the latter; fingers obtuse, first extending 

 beyond second, and provided with a large double swelling on the inner 

 side, the surface of which is minutely granulated; tip of toes taper- 

 ing; webs considerably excised, the incision on both sides of fourth 

 toe extending to the distal third of the basal phalanx; subarticular 

 tubercles rather weak; inner metatarsal tubercle rounded, pro- 

 jecting; no outer metatarsal tubercle; tibio-tarsal joint of extended 

 hind leg reaches the snout; total length more than one and three- 

 fourths times tile length of tibia; heels overlapping; skin above 

 obscurely shagreened with numerous small rounded tubercles on the 

 back mostly irregularly placed, except those on the shoulder, which 

 form a V-shaped figure ^vith the apex pointing forward; a narrow 



Figs. 85-89.— Rana JAPONICA. 1^ X nat. size. 85, top of head; 8G, side of head; 87, open mouth: 



88, UNDERSIDE OF HAND; 89, UNDERSIDE OF FOOT. NO. 23549, U.S.N.M. 



dorso-lateral glandular ridge on each side from eye to insertion of hind 

 leg, the shortest distance between the two being considerably greater 

 than the distance between the anterior angles of the eyes; underside 

 smooth, except posterior aspect of femurs, which is coarsely granular; 

 a small vocal sac below each corner of the mouth. Color (in alcohol) 

 pale clay-color (Ridgway, Nomencl. Col., pi. v, fig. 8) the dorso-lateral 

 ridge but slightly paler ; the latter is marked on the outside by a series of 

 black spots almost forming a continuous line; all the tub( ;cles on the 

 back and sides including the interscapular V marked wdth a ^ack spot; 

 a blackish brown line from tip of snout through nostril to t^ 3, and a 

 large patch of the same color behind the eye descending OLuquel}^ 

 toward the insertion of the fore limb and covering the tympanum: a 



