274 CLASS xv. 



Sp. Coluber JEsculapii LAC., MERB. (not L.), Zamenis JEsculapii WAGL., 

 LAO. Quadrup. ovip. et Serp. n. PL 7, fig. 2, STURM. Deutschl. Fauna, 

 Amphib. Heft 2, Cuv. R. Ani., 6d. ill., Kept. PL 30, fig. i ; in the South 

 of Europe; attains a length of more than 4'; Coluber viridiflavus LAO., 

 Coluber atro-virens MERR., Hierophis vvridiflavus FITZ., LAC. Quadr. ovip. 

 et Serp. n. PL 6, fig. i, Coluber luteostriatus C. G. GMELIN Naturforscher, 

 VIII. 1 799, Tab. ill. 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., Mut. Ad. Frid. Tab. vi. 

 fig. 3, SCHLEGEL'S Abbild. Tab. 4; in the East Indies. 



Here are to be placed the sub-genera Homalostoma WAGLER (Sp. Cala- 

 maria arctiventris SCHLEG., Coluber lutrix L., Coluber arctiventris MERR. 

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

 Khdbdosoma DUM., BIBR. (BracJiyorrhos KUHL, BOIE in part), Rhabdion 

 DUM., BIBB, and Carphophis DUM., BIBB. The species with carinated 

 scales form the genera Elapoides and Conocephahis of DUMEBIL and BIBBON. 

 From a species having simple scutes under the tail WAGLER has formed the 

 genus Aspidura (Calamaria Scytale SCHL.). 



Oligodon BOIE. Palatine and pterygoi'd teeth none. Maxillary 

 teeth conical, the posterior in upper jaw larger. 



Sp. Calamaria oligodon SCHL., Oligodon bitorquatus BOIE, RUSSELL Serp. ir. 

 Tab. 34, SCHLEGEL Abb. Tab. 25. Habitat Java. 



Family X. Acrochordina. Spurs none. Head and body 

 covered every where with small scales rhombic, carinate with 

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



Acrochordus HORNSTEDT. Head flat, 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. n. PL 22, 

 fig. 2, (fig. HORNST.), G. I. KNEPPELHOUT Natuurk. Verh. van de HoU. 

 Maatsch. der Wetensch. te Haarlem, vm. 1817, bl. 234 240, PL 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 Vetensk. Acad. nye 

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

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



