232 CYSTIGNATHIDA. 
Lae h 2 
3. Paludicola brachyops. 
Pleurodema bibroni, var. B, Giinth. Cat. p. 82. 
Pleurodema elegans, (non Bell) Steindachn, Sitz. Wien. Ac. xlvyiii. 
pl. 1. f. 1-5, and Novara, Amph. p. 14. 
Lystris brachyops, Cope, Proc. Ac. Philad. 1868, p. 312. 
Pleurodema sachsi, Peters, Mon. Berl, Ac. 1877, p. 460. 
Lower surface of foot. 
Tongue subcircular, indistinctly nicked behind. Vomerine teeth 
in two small oblique groups between the choanz. Snout rounded, 
as long as the orbital diameter; nostril a little nearer the tip of the 
snout than the eye; interorbital space narrower than the upper 
eyelid; tympanum indistinct. Fingers moderate, first extending a 
good deal beyond second; toes short, with a rudimentary web ex- 
tending as a slight fringe along their sides ; subarticular tubercles 
moderate; two strong, oval, shovel-shaped metatarsal tubercles, 
the outer a little longer than the inner. The hind limb being 
carried forwards along the body, the tibio-tarsal articulation reaches 
the shoulder. Skin of upper surfaces with a few small flat warts ; 
a very prominent oval lumbar gland, as large as the eyeball. 
Olive-brown, with a few indistinct darker markings; a large black 
spot on the inguinal region, including the gland which bears a few 
small white specks ; loins and hinder side of thighs rose-coloured, 
immaculate; upper side of thighs with three large black spots ; the 
male’s throat grey. Male with a subgular vocal sac. 
Colombia ; Venezuela; N. Brazil. 
a,b. & & yg. Venezuela. Mr. Dyson. 
4, Paludicola cinerea. 
Pleurodema cinereum, Cope, Proc. Amer. Philos, Soc. xvii. 1877, 
p. 40. 
Tongue a wide oval, with a slit-like notch behind. Vomerine 
teeth in small fasciculi between the choanz. Snout oval, vertically 
truncate ; nares terminal ; membranum tympani distinct, its diameter 
one third that of the eye. Two metatarsal tubercles, the outer not 
prominent. The hind limb being carried forwards along the body, 
the tibio-tarsal articulation reaches the middle of orbit. Skin with 
low warts on all the upper surfaces of the head and body; a 
moderate, oval inguinal gland. Colour above grey leaden, with 
indistinct darker plumbeous spots, of which the largest is between 
