Plate II. —Second Dissection of the Skate ( ? ), {Ad nat.) 



Upper Jaw. 



Carotid, 



I St Gill Cleft.. 



2nd 



.Vertebral. 



3rd 

 4th 



5th 



Subclavian. 



Coeliac. 



terior Mesenteric. 



Dorsal Aorta. 



Pubic Bar. 

 Urinary Papilla. 



Apertures of Oviducts. 



Cloaca/ 



Innominate forme 



by ist and 2nd Effe 



Branchials. 



■3rd Efferent Branchi 



Innominate forme 

 ~--by 4th and 5th Effe 

 Branchials. 

 )viduct. 



.,_X)vary. 



-Oviducal Glanc 



bdominal Pore. 



Showing the efferent branchial and main arterial systems and the urogenital 

 systems. The coracoid and pubic bars are cut through, the heart and alimentary 

 canal, together with the floor of the buccal cavity, have be§n removed, 



