Y 
bor At 
l. ENGYSTOMOPS. 279 
The Bufonide include terrestrial, burrowing, thoroughly aquatic 
(Nectes), and apparently arboreal (Ni eclophryne) types ; Rhinophrynus 
is a true ant-eater, as are several forms of Hngystomatide. 
Synopsis of the Genera. 
Fingers free, toes nearly free; sternum with a well-ossified style. 
1. Engystomops, p. 275. 
Fingers and toes free ; sternum a weak cartilage. 
- 2. Pseudophryne, p. 277. 
Fingers and toes more or less webbed, the tips dilated into regular 
disks ; sternum cartilaginous ...... 3. Nectophryne, p. 279. 
Fingers free, toes more or less webbed ; sternum either cartilaginous, 
or with a semiossified style........ 4, Bufo, p. 281. 
Fingers free, toes very broadly webbed ; nostrils directed upwards. 
5. Nectes, p. 327. 
Vomerine teeth; a dermal ridge between the choane ; sternum 
TUCHINRE PANY, es) su at, ate see tS eS 6. Notaden, p. 328. 
Pupil erect ; fingers and toes free; sternum ossified on the median 
UIUG Ae Sretaerie My crete bie teeta Oe 7. Myobatrachus, p. 328. 
Pupil erect ; tongue free in front ; sternum rudimentary. 
8. Rhinophrynus, p. 329. 
1. ENGYSTOMOPS. 
Paludicola, (non Wagler) Cope, Proc. Ac. Philad. 1864, p. 180. 
Engystomops, Espada, An. Soc. Esp. i. 1872, p. 86. 
Microphryne, Peters, Mon. Berl. Ac. 1875, p. 616. 
Peralaimos, Espada, Viaj. Pacif., Vert. p. 163. 
Pupil horizontal. Tongue elliptic, entire and free behind. Vo- 
merine teeth none. Tympanum distinct or hidden. Fingers free, 
toes nearly free, the tips simply swollen. Outer metatarsals united. 
A cartilaginous omosternum ; sternum with a bony style. Diapo- 
physes of sacral vertebra moderately dilated. Terminal phalanges 
simple or anchor-shaped. 
Tropical America. 
Synopsis of the Species. : 
Tympanum hidden; tibio-tarsal articulation 
HOt regchimerthe yes 22 sie whe se ses 1. pustulosus, p. 275. 
Tympanum more or less distinct; tibio-tarsal 
articulation reaching the eye............ 2. stentor, p. 276 
Tympanum very distinct, half the width of 
_ the eye; distal phalanges anchor-shaped.. 3. petersii, p. 276. 
1. Engystomops pustulosus. 
Paludicola pustulosa, Cope, Proc. Ac. Philad. 1864, p. 180. 
Microphryne pustulosa, Cope, Jowrn. Ac, Philad. (n. 8.) vill. p. 155. 
ee) 
