Other species of AIPYSURUS (_A. eydouxii_, _annulatus_, and _lævis_) are found on the coasts of Singapore, Java, Celebes, and the Philippine and Loyalty Islands. [Illustration: FIG. 84.--_Platurus laticaudatus_ (syn. _P. fischeri_). (After Sir Joseph Fayrer.)] (10) =Platurus.= (Figs. 83, 84.) Two large poison-fangs, and only one or two small solid teeth near the posterior extremity of the maxillary. Head shields large; nostrils lateral, the nasal shields separated by the internasals. Body greatly elongate; scales smooth and imbricate; ventrals and subcaudals large. Four species, distributed in the eastern parts of the Indian Ocean and in the Western Pacific. _P. laticaudatus_ (syn. _P. fischeri;_ fig. 84).--Olive above, yellowish on the belly, with 29-48 black annuli. Total length: 970 millimetres; tail 90. _Habitat_: From the Bay of Bengal to the China Sea and the Western South Pacific Ocean. _P. colubrinus_ (fig. 83).--Olive above, yellowish on the belly, with 28-54 black annuli, some or all of which may be interrupted below. Total length, 1,270 millimetres; tail 125. _Habitat_: From the Bay of Bengal to the China Sea and the Western South Pacific Ocean. _P. muelleri._--62 black annuli, some of which are interrupted on the belly. _Habitat_: Only found in the South Pacific Ocean (subtropical zone), as far as the New Hebrides and the shores of Tasmania. _P. schistorhynchus._--Coloration and size as in _P. colubrinus_: body with 25-45 annuli. _Habitat_: Western Tropical Pacific. _G.--GEOGRAPHICAL DISTRIBUTION OF THE PRINCIPAL GENERA OF POISONOUS SNAKES IN THE FIVE DIVISIONS OF THE WORLD._ (1) _EUROPE._ FAMILIES SUB-FAMILIES GENERA GEOGRAPHICAL AREA {Borders of the Mediterranean COLUBRIDÆ _Dipsadomorphinæ Cœlopeltis_ { in France and Spain; { Italy {only in Liguria). {France, Italy, Switzerland, { Austria-Hungary, Germany, { Belgium, Sweden VIPERIDÆ _Viperinæ Vipera_ { and Norway, Gt. Britain, { Spain and Portugal, Bosnia { and Herzegovina, { Southern Russia, Turkey { and Greece. (2) _ASIA._