532 Annals of the South African Museum. 



Cape Colony, Natal. 



Cape Colony : Cape Division (de Souza). 



8. HYLAMBATES. 

 A. Dum. Ann. Sc. Nat. (3) xix., 1853, p. 162; Bouleng Cat. p. 132. 



A Single Species in South Africa. 



1. Hylambates natalensis. 



Polypedates natalensis, Smith, 111., Kept. App. p. 25. 



Hylambates natalensis, Bouleng., op. c, p. 135. 



Cape Colony, Natal. 



Cape Colony : Port St. Johns (Shortridge, Weisbecker). 



Natal: Durban (Bowker) ; Pinetown (Cregoe) ; Univoti (Fry). 



9. CASSINA. 



Girard, Proc. Ac. Philad., 1853," p. 421; Bouleng. Cat. p. 131. 



Tioo Species, ivhich may have to be united. 



Toes quite free C. senegalensis. 



Toes with a distinct rudiment of web C. icealii. 



1. Cassina senegalensis. 



Cystignathus senegalensis, Dum. &, Bibr. Erp. G6n. viii. p. 418. 



Cassina senegalensis, Bouleng., I.e. 



Tropical Africa, Cape Colony, Natal, Southern Rhodesia. 



2. Cassina wealii, Bouleng., I.e., pi. xi., fig. 7. 

 Cape Colony, Natal. 



Cape Colony : Cape Division (de Souza). 



Family ENGYSTOMATID^. 



Four Genera in South Africa. 



Tips of fingers and toes dilated Pliri/nuiitaiitiy 



Tips of fingers and toes not dilated ; limbs moderately developed, 



not adapted for burrowing ; mouth moderately large CacostenuDii. 



Tips of fingers and toes not dilated ; limbs very short, the hind 



pair adapted for burrowing ; mouth very small, snout very short Brevkeijx. 



Tips of fingers and toes not dilated ; limbs very short, the front 



pair adapted for burrowing ; mouth very small, snout rather long 



and pointed . . . . ' HeviUiin. 



