302 APPENDIX. 



Megaptera versabilis. PI. vii, fig. 1; pi. viii, ix; outline figure, jjp. 47, 48; baleen, p. 55. 



31. vermbilis, Cope, Proc. Phil. Acad. 18G9, p. 17; Scammon, do., p. 50, fig. 5, G; Gray, 



1871, p. 51. 

 North Pacific Humphack, of Scammon. 



Arctic Seas to Lower California. 



Established on Scammon's measurements and descriptions. Vertebr£e, ribs, and humerus in 

 Mus. Cal. Academj'. Baleen, Mus. S. I. Parasitic on this species are the Coronula diadema and 

 balcenaris. Lam., Olion Stimpsoni, Dall, and C'yamus suffusus, Dall (pi. x, fig. 3, 5), described in 

 Proc. Cal. Acad. Sci. 1872, vol. iv, pp. 282, 301. 



Megaptera kuzira ? 



M. kuzira, Gray, 1866, p. 130; 1871, p. 50. 



Japan. 



Ten gular folds. Belly, gray or white; back, black. Described from Japanese accounts and 

 drawings. No s^jecimens. A skull from Java, reported to be of this species, is said to be in the 

 Leyden Museum ; but, from the habitat, the identity seems doubtful. 



Subfamily Bal^noptebin^, Gill, 97. 



Genus Sibbaldius, Gray. 



Sihbaldus, Gray, P. Z. S. 1864, p. 223. 



Sibbaldius, Flower, P. Z. S. 1864, p. 392 ; Gray, 1866, p. 169. 



Flovjerius, Lilljeborg, Nov. Act. Upsala, vi, 1867. 



Sibbaldius sulfureus. PI. xii, fig. 1 ; baleen, p. 55. 



S. sulfureus, Cope, Proc. Phil. Acad. 1869, p. 20; Scammon, 1. c, p. 51, fig. 11; Cope, 



Proc. Am. Phil. Soc. 1870, p. 108. 

 Sidphurhottom, of Scammon. 



Coast of California. 



Brown above, sulphur yellow beneath. Described from baleen (Mus. S. I.), and Scammon s 

 descriptions and figures. 



Sibbaldius teclirostris, Cope, is an Atlantic species, but is erroneously credited to the Pacific by 

 Gray, 1871, p. 56. 



Genus Physalus, Gray. 

 Physahs, Lacepede, Gray, P. Z. S. 1847, p. 88; 1866, p. 139; 1871, p. 52. 



Physalus? Tschudii. 



Baloenopilera Tschudi, Reich, Cet., p. 33. 



P. fasciatus, Gray, 1850, p. 42 j 1866, p. 162. 



Coast of Peru. 



"Head and back, brown; belly, whitish; tips of fins, and a streak from the eye to the middle 

 of the body, white. Length, 38 feet." Described from the preceding notes of Tschudi! No 

 specimens. 



