4, BUFO. 299 
Rana mosaica, Seetzen, Reise Syr. Paldst. &c. iii. p. 492. 
Bufo spinosus, Bocage, Proce. Zool. Soc. 1868, p. 845, 
Crown without bony ridges ; snout short, rather blunt ; interorbital 
space flat or slightly concave, as broad as or a little narrower than 
the upper eyelid; tympanum very distinct, vertically oval, as large 
as the eye, or nearly so. First finger much longer than second ; toes 
one-third webbed, with simple subarticular tubercles ; two moderate 
metatarsal tubercles; a tarsal fold. The hind limb being carried 
forwards along the body, the tarso-metatarsal articulation reaches 
the tympanum or the anterior corner of the eye. Upper parts with 
irregular, depressed, often spine-bearing warts; parotoids elliptic, 
more or less elongate. Above uniform or variously spotted; some- 
times a light vertebral line; beneath immaculate-or with large 
burnt-like spots. Male with a subgular vocal sac. 
Africa; Arabia. 
a-c, df. 9 & yg. Egypt. A. Christy, Esq. [ P.]. 
Gd: Belliauch, Upper Egypt. Dr. Anderson [ P. ]. 
Os Luxor, Upper Egypt. Dr. Anderson [ P. ]. 
wm. 2 & her. LakeAshanghi,Abyssinia. W.T. Blanford, Esq. [P. ]. 
n-0. dQ. Antalo. 
p-q. 2° & yg. Zambesi Exped. Sir J. Kirk [C.]. 
re. Gambia. 
GR: Old Calabar. Dr. J. A. Smith [P.]. 
uy. d,2,& yg. Carangigo. Dr. Welwitsch [C.]. 
a 2. Duque de Bragance. ges inh du Bocage 
a,b. o 2: W. Africa ne Rich [C.]. 
y: 6. Midian. Capt. Burton [ P.]. 
Var. A.—Smaller, from snout to vent 55 millim.; tympanum 
quite close to the eye; fingers slender. 
W. Africa. 
Op 6a. ee Coast of Guinea. 
Bie Coast of Guinea. Sir A. Smith [P. ]. 
n. Her. Sierra Leone. 
Var. B.—Larger, from snout to vent 136 millim.; interorbital 
space rather concave; spots generally large, well defined. 
S. Africa. 
A,u. 9 & yg. 8. Africa. Sir A. Smith [P.]. 
emer Cape of Good Hope. Sir A. Smith [{ P.]. 
A-p. @. Port Elizabeth. 
pores Port Natal. T. Ayres, Esq. [C.]. 
28. Bufo benguelensis. (Pirate XIX. fig. 3.) 
Bufo guineensis, part., Giinth. Cat. p. 59. 
Very closely allied to B. regularis, from which it differs in the 
following points :—Tympanum not two thirds the width of the eye. 
