38 



MR. F. E. BEDDARD ON THE 



[Jan. 16, 



are three. This reduction is in consonance with the generally 

 received opinion as to the much modified character of the Viperidfe 

 as compared with other Serpents. 



Text-fiff. 9. 



Text-fiff. 10. 



ll/.l/ 



Text-fig. 9. — Veins of neck of newly-born Bitis nasicornis. 

 Az. Azygos vein ; S. Heart; R.V.V., L.V.V. Riglit and left vertebral veins. 



Text-fig. 10. — Veins in region of kidney of newly-born Bitis nasicornis. 



a. Anterior termination of testis in a fibrous band; L.K. Left kidney. Sr.v. 

 Suprarenal portal vein; Sr. Suprarenal body; T. Testis; V.R.aff. Afferent 

 renal ; V.R.eff. Eflerent renal. 



