340 Dr. J. E. Gray on the Attitudes and Figures of the Morse. 

 Vacca marina in the Addenda to Gesner (pp. 368, 369), published 



Fig. 2. Vacca marina. Gesner, Addenda, p. 369. 1560. 

 (Reduced nearly one-third.) 



in 1560, and the 'Parens monstrosus of Olaus Magnus (p. 788), 

 published in 1568. They all have more or less elongated tails, four 

 feet, and the elongated tusks in the lower jaw. 



Fig. 3. Porcm monstrosus Oceani Germanici. Olaus Magnus, 1568, p. 788. 



The Rosmarus of Olaus Magnus (p. 789) agrees with the pre- 

 ceding in most of its characters, but has the tusks in the upper jaw. 



Fig. 4. Rosmarus seu Morsus Norvefficus. Olaus Magnus, 1568, p. 789. 



