1923.] The Arterial System of Varanus bengalensis (Daud.). 11 
another, frig being no such combination as is found in Varanus 
bengalen 
The € is whi arteries (is.) arise from the aorta ar the 
fifteenth pair = acces lumbars ; each gives off a , the 
posterior epigastric (p. e.), which runs forwards to the. body- 
wall, wiitineital idbnninntigar in the fat body. 

The Arterial System of Hemidactylus flaviviridis. D. c. ee ea : 
ticus ; a, m., anterior mesenteric artery. Other letters as in Figs. 1-4 
The renal arteries arise as three to four pairs behind the 
ischiadics ; the dorsal aorta then runs back in the tail as the 
caudal artery. 
The condition in Hemidactylus flaviviridis (Fig. 5) is largely 
