Frogs of the Genus Eaiia. 417 



referred this frog- to B. pustulosa, Blgr., from which it differs 

 by the more broadly webbed toes and the absence of a dorso- 

 lateral glandular fold. The larger eye, the more oblique 

 loieal region, the more distinct tympanum, the shorter tibia, 

 and tlie absence of vocal sacs distinguish it fiom R. hoylii, 

 Baird. 



Rana jloweri. 



Vomerine teeth in very sliort oblique series close to the 

 anterior corners of the choanse. Head much depressed^ as 

 long as broad ; snout pointed, projecting, slightly longer 

 than the eye; canthus rostralis rounded ; loreal region very 

 oblique, slightly concave; interorbital space much narrower 

 than the upper eyelid ; tympanum very distinct, § the 

 diameter of the eye. Fingers short and obtusely pointed, 

 first and second equal; subaiticular tubercles moderate. 

 Hind limb short, the tibio-tarsal articulation reaching the 

 tympanum, the heels feebly overlapping when the limbs 

 are folded at right angles to the body ; tibia 2\ times in 

 length from snout to vent, sliglitly longer than the foot. 

 Toes short, obtusely pointed, | webbed, 2 phalanges of fourth 

 and ^ a plialanx of fifth free ; subarticular tubercles small 

 and feebly prominent ; an oblique fold on the inner side of 

 the tarsus ; inner metatarsal tubercle aval, moderately 

 prominent, ^ the length of the inner toe ; a small flat outer 

 tubercle. Skin smooth above, with feebly prominent, inter- 

 rupted, glandular longitudinal folds, 4 on the occipital region 

 and 6 on the body ; a stronger and continuous dorso-lateral 

 glandular fold ; a glandular fold from below the eye to above 

 the arm ; sides and posterior part of belly and base of lower 

 surface of thighs granular. Grey above, with large diirk 

 spots forming rather irregular transverse series, the dorso- 

 lateral fold whitish ; a V-shaped dark marking between the 

 ej'es ; a dark streak from the end of the snout to the eye and 

 a large dark tenij)orai spot ; a white streak from below the 

 eye to the shoulder, followed by a round white spot ; limba 

 with regular dark cross-bands ; hinder side of thighs with 

 dark marblings and a light longitudinal streak ; lower parts 

 wliite. Male with blackish external vocal sacs projecting 

 through a slit on each side of the throat, parallel with and 

 ch)>-e to the ramus of the mandible. 



Fiom snout to vent 45 mm. 



A single male specimen from Eosaires on the Blue Nile, 

 ol)tained by Capt. S. S. Flower and presented by him to the 

 British Museum in 1909. 



Ann. cG; Mag. N. Hist. Ser. 8. Vol. xx. 28 



