ILLUSTRATIONS H 



Plate 23 



Dendrelaphis terrificns (Peters) ; after Glinther's plate of Dendrelaphis 

 philippinicus. 



Plate 24 



Figs. 1 to 4. Typhlogeophis brevis Giinther; after Boulenger. 

 5 to 7. Calamaria everetti Boulenger; after Boulenger. 

 8 and 9. Calamaria everetti Boulenger, young; after Boulenger. 



Plate 25 



Boiga dendrophila multicincta (Boulenger) ; from a photograph of a pre- 

 served specimen from Palawan. 



Plate 26 



Figs. 1 to 3. Boiga angulata (Peters); head; X 2. (No. 789, Polillo.) 



4 to 6. Boiga dendrophila multicincta (Boulenger) ; head; x 1. (Pa- 

 lawan.) 



Plate 27 



Boiga angulata (Peters) ; from a photograph of a preserved specimen. 

 (No. 271.) 



Plate 28 



Dryophis preocularis sp. nov. ; from a photograph of the type. 



Plate 29 

 Laticauda colubrina (Schneider); after Cuvier. 



Plate 30 

 Laticauda semifasciata (Reinwardt) ; after Schlegel. 



Plate 31 



Pig. 1. Pelamydrus platurus (Linnaeus) ; after Cuvier. 



2. Naja hannah (Cantor) ; from a photograph of the head of a Luzon 



specimen. 



3. Naja hannah (Cantor) ; from the same specimen as fig. 2. 



Plate 32 



Naja naja miolepis (Boulenger) ; from a photograph of a young specimen 

 from Palawan. 



Plate 33 



Pig. 1. Hemibunganis calligaster (Wiegmann) ; from a photograph of a 

 preserved specimen. 



2. Hemibungarus calligaster (Wiegmann) ; young. The specimen 



taken on the same plate with fig. 3 is much longer but much 

 slenderer than H. incclungi. 



3. Hemibungarus mcclungi sp. nov. ; from a photograph of the type. 



Plate 34 



Pigs. 1 and 2. Hemibungarus calligaster (Wiegmann) ; head; X 3. 



3 and 4. Hemibungarus mcclungi sp. nov.; head, drawn from the 



type; X 4. 

 .5 and 6. Doliophis bilineatus (Peters) ; head. 

 7 to 9. Haplopelfura boa ("Boie) ; head; X 8. 



