| OCR Text |
Show 1900.] BATRACHIANS A N D REPTILES O F T H E GABOON. 441 From snout to vent 30 millim. A single male specimen from the Benito Biver (67. L. Bates). A smaller female specimen from Lambarene, collected by Miss Kingsley, has been referred by Giinther to Cornufer johnstoni. 20. ARTHROLEPTIS AFRICANUS Hallow. Heteroglossa africana, Hallow. Proc. Ac. Philad. 1857, p. 64 ; Cope, Proc. Ac. Philad. 1862, p. 343. Arthroleptis'! africanus, Bouleng. Cat. Batr. Ecaud. p. 119 (1882). Arthroleptis gabonensis, Mocquard, Bull. Soc. Philom. (8) ix. 1897, p. 17. Thanks to the kindness of Dr. Chapman, Chairman of tbe Board of Curators of the Museum of the Academy of Sciences of Philadelphia, I have been able to examine the type specimen from the Gaboon, preserved in that Institution, and compare it with two specimens, male and female, collected by Mr. Bates on the Benito Biver. Tongue with a free conical papilla in tbe middle. Head rather large, as long as broad ; snout obtusely pointed, with feeble canthus and concave loreal region; interorbital space narrower than the upper eyelid ; tympanum distinct, two-thirds the diameter of the eye. Fingers and toes moderate, the tips swollen into small disks ; first finger not extending beyond second; toes with a short but very distinct web; two metatarsal tubercles, inner oval, outer round, subcorneal; a small tubercle on the tarsus, near the inner metatarsal tubercle. The tibio-tarsal articulation reaches the nostril. Upper parts with small flat warts ; a feeble curved fold on each side of the scapular region. Dark brown above; limbs with darker cross-bars ; blackish vertical bars on the sides of the head ; white beneath, limbs spotted with brown; throat spotted with brown in the female, entirely black in the male, which is provided with an internal vocal sac. From snout to vent 30 millim. 21. ARTHROLEPTIS VARIABILIS Matschie. Arthroleptis dispar (non Peters, 1870), Peters, Mon. Berl. Ac. 1875, p. 210, pi. iii. figs. 1-3. Arthroleptis variabilis, Matschie, Sitzb. Ges. nat. Fr. Berl. 1893, p. 173 ; Bocage, Jorn. Sc Lisb. (2) iv. 1895, p. 18 ; Werner, Verh. z'ool.-bot. Ges. Wien, xlviii. 1898, p. 193. Hab. Fernando Po, Camaroons, Gaboon. 22. ARTHROLEPTIS MACRODACTYLUS Blgr. Arthroleptis macrodaciglus, Bouleng. Cat. Batr. Ecaud. p. 117, nl xi fiff- 5 (1882), and Zool. Bee. 1885, Bept. p. 23; Gunth. Proc'Zool. Soc. 1893, p. 620. Arthroleptis bivittatus, F. Miill. Verh. nat. Ges. Basel, vii. 1885, p. 671, pi. ix. figs. k-1. Hab. Gaboon, Tumbo Id. (Gulf of Guinea), Nyassaland. |
