EXPLANATION OF PLATES. 313 



PLATE 12. 



FIGURE 1. Balcenoptera physalus (L.). Provincetown, Mass. Length reported as 65 ft. 4 in., and "the 



largest of the finback species ever taken here" (Provincetown). 



FIGURE 2. The same specimen. Ventral view. (The flukes are an addition by the photographer.) 

 FIGURE 3. The same species. Showing the mouth. Provincetown, Mass. 

 FIGURE 4. Another view of the same specimen. 



FIGURE 5. The same specimen as Figure 3, showing flukes, penis, etc. 

 FIGURE 6. Stripping a carcass of Balcenoptera physalus (L.) at Nantucket, Mass. Showing the white anterior 



right whalebone. 

 FIGURE 7. Flukes of Balcenoptera physalus (L.), No. 26 $ . Ventral surface. Snook's Arm Station, Notre 



Dame Bay, Newfoundland. 

 FIGURES. Flukes of Balcenoptera physalus (L.), No. 253. Ventral surface. Snook's Arm Station, Notre 



Dame Bay, Newfoundland. 



PLATE 13. 



FIGURE 1. Baloenoptera musculus (L.), No. 2 S . Anterior portion of body. Dorsal view, showing broad head, 



light mottled color of shoulder, and white extremity of pectoral. 

 FIGURE 2. The same species. No. 3 S . Pectoral region, showing mottled coloration, auricular orifice, eye, 



and pectoral. 



FIGURE 3. The same species. No. 23 S . Lateral view of anterior half of body. 

 FIGURE 4. The same species and specimen. Lateral view. 



All specimens from Balena Station, Hermitage Bay, Newfoundland. 



PLATE 14. 



FIGURE 1. Balcenoptera musculus (L.), No. 9 . Dorsal view. 



FIGURE 2. The same species. No. 21 9 . Lateral view. 



FIGURE 3. The same species. No. 10 S . Ventral view. 



FIGURE 4. The same species. No. 2 S . Ventral view. 



FIGURE 5. The same species. No. 8 S . Ventral view. 



FIGURE 6. The same species. No. 21 s . Ventral view. 



FIGURE 7. The same species. No. 6 <? . Dorsal view of anterior half of body. 



All specimens from Balena Station, Hermitage Bay, Newfoundland. 



PLATE 15. 



FIGURE 1. Baloenoptera musculus (L.). No. 3 $ . Head, showing tongue and whalebone in position. 



FIGURE 2. The same species. No. 6 S . Showing whalebone in position. 



FIGURE 3. The same species. No. 23 S . Lateral view of head. (The mandible is probably in the position 



it has in life.) 

 FIGURE 4. The same species. No. 23 ? . Anterior view of head. The bio whole -appears at the summit of the 



broad head, and the eyes at the lateral extremities. (The mandible is out of position and exaggerated 



in size.) 



All specimens from Balena Station, Hermitage Bay, Newfoundland. 



PLATE 16. 



FIGURE 1. Balmioptera musculus (L.). No. 23 2 . Right eye and " corner of mouth." 

 FIGURE 2. Left eye of the same specimen. 



FIGURES. The same species. No. 9 S. Whalebone and " roof of mouth." 

 FIGURE 4. The same species. No. 14 5 . Left whalebone in position. 



All specimens from Balena Station, Hermitage Bay, Newfoundland. 



PLATE 17. 



FIGURE 1. Balmioptera musculus (L.). No. 26?. Ventral view, showing navel, pudendum, and scattered 



spots of light gray. 

 FIGURE 2. The same species. No. 20 $ . Ventral view, showing a large amount of light color at the posterior 



ends of the abdominal ridges. 

 FIGURE 3. The same species, No. 26 S (already shown in Figure 1). The dark coloration and paucity of spots 



are especially noticeable. 

 FIGURE 4. The same species, No. 20 ? (already shown in Figure 2). Shows the distinct white spots on the 



abdominal ridges and white area at base of pectoral. 



Both specimens are from Balena Station, Hermitage Bay, Newfoundland. 



