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Show 572 ' M. G. A. BOULENGER ON THE [Nov. 16, The length of the vertebral column to the base of the coccyx equals once and a third or once and a half that of the skull. The diapophyses of the seventh and eighth vertebrae are not directed forwards ; those of the ninth are moderately dilated, broader than high. The coccyx does not show any trace of diapophysis at its base, and is a little longer than the skull. The rudiment of thumb is little developed. Geographical Distribution.-B. vulgaris inhabits the entire Palaearctic Region, extending southwards to Algiers, eastwards to China and Japan. 9. BUFO TUBEROSUS, Gunther. Bufo tuberosus, Gunther, Cat. Batr. Sal. p. 60, pl. iii. f. C (1858). Characters.-Crown of the head without bony ridges. Snout short, prominent, obliquely truncated. Interorbital space broad. Tympanum rather small, round, distinct. Parotoids moderate, oval, very prominent. Fingers slender, with single-rowed subarticular tubercles ; first extending beyond second. Hind limbs rather elongate ; no large gland on the calf; no tarsal fold ; toes rather short, webbed at the base, with single-rowed subarticular tubercles. Upper parts with very prominent spinous indistinctly porous warts. Uniform brown, lighter beneath, immaculate or with indistinct spots. Dimensions. From snout to vent Length of head Breadth of head From eye to nostril „ „ tip of snout.. Greatest diameter of orbit Interorbital space Diameter of tympanum .. Length of parotoid Breadth of parotoid Body Fore limb Hind limb Tibia m. 0065 0*018 0022 0005 0008 0*0065 0006 0*003 0011 0*007 0047 0046 0-088 0027 m. 0*071 0019 0025 00055 0*008 0*007 00065 00035 0 013 0007 0-052 0048 0-090 0-028 m. 0025 0-0075 0009 00025 00045 0003 0003 0*001 0004 0-002 00175 0018 0-034 a. 3. Fernando Po. British Museum. Typical spec0i0m1e1n . b. 2 • Loc. ? British Museum. c. Young. Gaboon. British Museum. Description.-The shape of the snout of this species is quite different from that of the preceding : it is short, prominent, obliquely truncated from front to back; the canthus rostralis is rather distinct ; and the loreal regions are high and vertical. The nostrils are nearer the tip of the snout than the anterior corners of the eyes ; the |