OCR Text |
Show 512 CAPT. F. WALL ON SNAKES FROM [Dec. 12, O oo o oO A m am i . 1. Tropidonotus pryeri. 2. Dinodon semicarinatus. 3. Ablabes semicarinatus. 4. Hemibungarus japonicus. 5. Lachesis oikinavensis. 6. ,, jlavoviridis. O k in a w a . 1. Tropidonotus pryeri. 2. Dinodon semicarinatus. 3. Ablabes semicarinatus. 4. Hemibungarus japonicus. 5. Lachesis okinavensis. 6. ,, Jlavoviridis. M iy a k o . 1. Dinodon rufozonatus. 2. Lachesis mucrosquamatus. ISHIGAKI. 1. Dinodon rufozonatus. 2. Coluber schmackeri. I r iom o te . 1. Tropidonotus pryeri. 2. Dinodon rufozonatus. 3. Ablabes hermince. 4. Lachesis mucrosquamatus. Land Snakes Sea Snakes ... (3) 1 (3) (3) (4) (3) (21) (54)1 (19) (131) (6) [ (4) (20) J (2) (3) (2) (1) 37 234 461 52 Total 513 Hitherto the Snakes from the Loo Choo Archipelago have been simply labelled " Loo Choos," with no special reference, except in a few instances, to the particular islands from which they were obtained (vide Boulenger, Cat. Snakes Brit. Mus. vols. i.-iii.). Thanks to the careful and methodical way in which Mr. Owston has labelled his specimens, more than a usual interest attaches to his collection, for it shows that the distribution of the species in this region is restricted to very definite zoological areas. Three such may be recognised by a glance at the above-given list:- (1) The Japanese area, with which the islands of Tanega and Yaku must be included. It will be noticed that all the species from these two islands belong to the Japanese Snake fauna except Lachesis okinavensis, a single specimen of which, curiously enough, was collected in Yaku. (2) The North Loo Chooan area, comprising the islands Amami and Okinawa. The six species collected |