DISTRIBUTION OF SUBCUTANEOUS VESSELS IN GANOIDS 1 55 



VI. LIST OF ABBREVIATIONS USED IN THE FIGURES. 

 A or P prefixed to an abbreviation signifies anterior or posterior; E or L, 

 right or left; a series is numbered from cephalad to caudad. 



^, In Fig. I point where injections were made with Polyodon. 



A.Bl. Air-bladder. 



A.Br.A\\)-{\). Afferent branchial arteries i to 4. 



Add. AT. Adductor mandibulse muscles. 



A.Fil.A. Afferent filament arteries. 



A.F.Tr.A. Afferent filament transverse arteries. 



A.T. Adipose tissue in brain cavity. 



Au. Auricle. 



B.Art. Bulbus arteriosus. 



Br.A.{\)-{\). Branchial arches i to 4. 



Br.A.A. Branchial arch artery. 



Br.A.A.{l). Branchial arch artery for outer surface of arch. 



Br.A.L.N. Branchial arch lymphatic (venous.?) network. 



Br.A.L. T. Branchial arch lymphatic trunk (nutrient branchial vein.?) . 



Br.F. Branchial filaments. 



By.L.T\\)-{\). Branchial lymphatic trunks (nutrient branchial veins?) 



1-4. 

 Br.L.T.{2,) and (4). Combined trunk formed by the union of the third and 



fourth branchial lymphatic vessels. 

 Br.L. T.{i'). Ventral fork of the first branchial lymphatic trunk. 



Br.L.T.{ 1^0- Dorsal fork of the first branchial lymphatic trunk. 



Br.L. T.{2^). Ventral fork of the second branchial lymphatic trunk. 



Bi'.L.T.{i)0. Opening of branchial lymphatic trunk (i) into the hyo- 



opercularis sinus, Polyodo7i. 

 Br.L.T.{i)V.O. Opening of the first ventral branchial trunk in the in- 



ferior jugular. 

 Br.S. Branchial sinus, Lcfisosteus. 



Br.S.O. Branchial sinus opening into the pericardial sinus. 



c_ Communications between the 2 forks of the ventral trunk. 



Car.V. Cardinal vein. 



Cen. Centrum. 



Ceph.L. T. Cephalic lymphatic trunk, Polyodott. 



Ceph. S. Cephalic sinus. 



Cer. Cerebrum. 



CI. Clavicle. 



C.L.T.O. Cephalic trunk opening into hyo-opercularis sinus in 



Polyodon. 

 Cor. A. Coronary artery. 



Cr. Cranial wall. 



Crb. Cerebellum. 



C.T. Connective tissue. 



d In Fig. 20 capillary from nutrient branchial artery. 



j),Ao. Dorsal aorta. 



