PLATE LXVIII. 



Fig. 1. Myxine circifross Garm. Page 344. 



Fig. 2. Lower view of head of M. circifrons. 



Fig. 3. Heart and gills of M. circifrons. 



Fig. 4. Snout, rostrum and barbels of 31. circifrons. 



Fig. 5. Snout, rostrum and barbels of M. glutinosa Liim. Page 348. 



Fig. 6. Snout, rostrum and barbels oi M. acutifrons Garm. Page 347. 



Fig. 7. Snout, rostrum and barbels of M. limosa Gir. Page 346. 



Fig. 8. Snout, rostrum and barbels of M. ausfralis Jen. Page 345. 



