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Show 436 MR. G. A. BOULENGER ON THE [May 8, 8. Buro SUPERCILIARIS Blgr. Bufo superciliaris, Bouleng. Proc. Zool. Soc. 1887, p. 565. Bufo Icevissimus, Werner, Sitzb. Bayer. Ak. xxvii. 1897, p. 212, and Verh. zool.-bot. Ges. Wien, xlviii.' 1898, p. 202, pi. ii. fig. 1. This curious Toad was described from young specimens collected by Sir H. H. Johnston in the Bio del Bey district, Camaroons. Adult specimens have been redescribed by Werner under the name of B. la'vissimus, from Camaroons. A young specimen is in Mr. Bates's collection from the Benito Biver. I have also examined a fine specimen, measuring about 120 millim. from snout to vent, from the Congo Free State. 9. BUFO GRACILIPES Blgr. Bufo gracilipes, Blgr. Ann. & Mag. N. H. (7) iii. 1899, p. 276, pi. xii. fig. 2. I have recently described this Toad from a single specimen from the Benito Biver, collected by Mr. Bates. I have now examined several specimens, and have to add that the tarso-metatarsal articulation may fail to reach beyond the anterior border of the eye, that the toes are one-third webbed in breeding specimens, that the parotoid glands may be more distinct than in the type specimen, narrow and shorter than the head, and that the male is provided with an internal subgular vocal sac and brown nuptial asperities on the inner side of the two inner fingers. Limbs with dark cross-bars. The largest male measures 30 millim. from snout to vent, the largest female 40. 10. NECTOPHRYNE AFRA Ptrs. Originally described from Camaroons. Two specimens (d 2) are in Mr. Bates's collection from the Benito Biver. Fig. 1. Hand and foot of Nectophryne afra, showing the subarticular tubercles of the fingers and toes. The subarticular tubercles of the fingers and of the toes are much developed, and flattened into overlapping pads which bear a |