274 CLASS XV. 



Sp. Coluber ^sculapii Lac, Mere, (not L.), Zamenis JEsculapii Wagl., 

 Lac. Quadrup. ovip. et Sei'p. ii. PI. 7, fig. 2, Sturm. Deutschl. Fauna, 

 Amphib. Heft 2, Cuv. R. Ani., id. ill., RepA. PI. 30, fig. i ; in the South 

 of Europe; attains a length of more than 4'; — Coluber viridiflavus Lac, 

 Coluber atro-virens Mere., HieropMs viridiflavus FiTZ., Lac Qiiadr. ovip. 

 et Serp. 11. PI. 6, fig. 1, Coluber luteostriatus C. G. Gmelin Naturforscher, 

 VIII. 1799, Tab. III. fig. 2; a prettily marked species also from the south 

 of Europe, &c. 



Calamaria BoiE. Head small, not distinct from trunk. Gape 

 of mouth small ; teeth thin, setaceous. Eyes small. Trunk 

 cjlindric, covered with smooth scales. Tail short. 



Sp. Calamaria Linncei BoiE, Coluber calamarius L., M^lS. Ad. Frid. Tab. VI. 

 fig. 3, Schlegel's Abbild. Tab. 4; in the East Indies. 



Here are to be placed the sub-genera Homalostoyna Wagler (Sp. Cala- 

 maria arctiventris Schleg., Coluber Tutrix L., Coluber arctiventris Mere. 

 Beitr. i. Tab. I., a very common little snake from the Cape of Good Hope), 

 Rhabdosoma DuM., Bibr. {Brachyorrhos Kdhl, Boie in part), Rhabdion 

 DUM., Bibr. and Carpifiophis DuM., Bibr. The species with carinated 

 scales form the genera EUipoides and Conocephalus of Dumeril and Bibron. 

 From a species having simple scutes under the tail AVagler has fonned the 

 genns A spidur a (Calatnaria Scy talc ScRh.). 



Oligodon Boie. Palatine and pterygoid teeth none. Maxillaiy 

 teeth conical, the posterior in upper jaw larger. 



Sp. Calamaria oligodon Schl., Oligodon bitorquatus Boie, Russell Serp. 11. 

 Tab. 34, ScHLEGEL Abb. Tab. ^5. Habitat Java. 



Family X. Aa'ochordina. Spurs none. Head and body 

 covered every where with small scales rhombic, carinate with 

 a sharp crest, arranged quincuncially. (Mental groove none.) 



Acrochordus HoENSTEDT. Head llat, obtuse at the apex, not 

 distinct from trunk. Teeth subulate, recurved, in jaws and palate. 

 Eyes small, distant, often superior, in the anterior part of head. 

 Longitudinal carinate suture of scales along the middle of belly. 

 Tail short. 



Sp. Achrochordus javanicus Hornst., Lac. Quad. ovip. et Serp. 11. PI. 22, 

 fig. 2, (fig. Hornst.), G. I. Kneppelhout Ufatuurh. Yerh. van de Holl. 

 Maatsch. der Wetensch. te Haarlem. Yin. 1817, bl. 234 — 240, PI. 3, (a very 

 good figure) ; this species, which appears sometimes to attain a length 

 of 8 feet, is found at Java and Borneo, and lives in water and on land. 

 It was first described by Hornstedt, in 1787, in the Vetensl'. Acad, nye 

 Handl. The head is very obtuse in front and the tail conical. The cranium 

 presents a very long os fymjxinicum directed backwards, and the under jaw 



