1905.] 



VASCULAR SYSTEM OF LACERTILIA. 



471 



exist, and that was^first the arteria ccecaUs, second the arteria 

 coeliaca, and then, of course, the mesenteric. The coeliac artery is 

 limited to the stomach, liver, pancreas, and spleen. The small 

 branch to the spleen arises on the right side of the mesentery. It is 



Text-fie-. 62. 



Intestinal arteries and portal of Oj>7iisaurtts, from left side. 



A.m. Mesenteric artery; Caec. Cieeal arterj^; Coel. Coeliac arterj'; Spl, Spleen; 

 Pa. Pancreas ; P.v. Portal vein. 



thus not seen exactly in the accompanying drawing (text-fig.'^ 62), 

 which represents the arteries and veins seen from the left aspect 

 of the suspensory membrane of the alimentary canal.- It is to be 

 Proc. Zool. Soc— 1905, Yol. II. No. XXXII. '32 



