1. XENOPTTS. 



457 



Xenopus boiei, Woffl. Isis, 1827, p. 726, and Syit. Amph. p. 199. 

 Dactylethra capensis, Cuv. JR. A. ; Bum. 8/- Bibr. p. 765, pi. 92. f. 1 ; 



A. Bum. Arch. Mus. x. pi. 18. f. 6; Mansell Veale, Ann. 8f Mag. 



N. H. (3) xvii. p. 391. 



boiei, Tsehudi, Batr. p. 90. 



Xenopus Isevis, Steindachn. Novara, Amph. p. 4. 

 Dactylethra Isevis, Blanf. Observ. Zool. Oeol. Abyss, p. 459. 



Sternal apparatus. 



Head small ; snout short, rounded, without canthus rostralis ; 

 eyes and^ nostrils turned, upwards ; former small, their diameter 

 . equalling -the distance between their front border and the nostril ; 

 upper eyelid reduced to a mere fold of the skin ; a very short ten- 

 tacle below the eye. Fingers very slender, acutely pointed, sub- 

 equal in size ; toes strong, depressed, pointed, very broadly webbed, 

 the three inner furnished with black corneous sheaths imbedding 

 the claws ; no claw-like metatarsal spur ; no subartioular tubercles. 

 The hind limb being carried forwards along the body, the tarso- 

 metatarsal articulation marks the eye in females, the tip of the snout 

 in males. Skin smooth, with more or less distinct tube-like lines 

 round the body. Dark brown above ; whitish beneath, immaculate 

 or spotted with brown. The females distinguished in having three 

 dermal flaps closing the vent. 

 Tropical Africa. 



a. Yg. 

 6. ?. 



c. P. 



d. Larvae, many spec. 



e. <S. 



f-g- 2. 



h. d'. 



i. Ad., stuffed. 



k. ?. 



l-m. c??. 



Senafe, Abyssinia. 

 Port Natal. 

 Port Natal. 

 Kaf&aria. 



King-WUliam's Town. 

 Cape. 



Cape. 

 Cape. 



Orange River. 

 W. Africa. 



W. T. Blanf ord, Esq. [P.]. 

 Kev. H. OaUoway [P.]. 

 T. Ayres, Esq. [C.J. 

 F.P.M.Weale,Esq. [P.], 

 H. Trevelyan, Esq. [P.]. 

 The Medical Officers of the 



Chatham Mus. [P.], 

 Sir A. Smith [P.]. 



Dr. Kannemeyer [P.]. 

 Dr. Welwitsch [P.]. 



2. Xenopus muelleri. 



Dactylethra miilleri, Giinth. Cat. p. 2. 

 Dactylethra miilleri, Peters, Man. Berl. Ac. 1844, p. 37, and Arch, 



f. Naturg. 1855, p. 58. 

 Xenopus muUeri, Peters, Mon, Berl, Ac, 1875, p. 201. 



