[43]Idem, p. 440, pl. 24, fig. B; pl. 26, fig. 3.
[44]Zool. et Paléontol. franç., 2d ed., 1859, p. 287, pl. 39, figs. 2-7.
[45]Anal. Mus. Pub. Buenos Aires, vol. 1, 1868, pp. 301-366, pls. 15-20.
[46]Proc. Acad. Nat. Sci. Phila., 1865, p. 15.
[47]Forest and Stream, vol. 65, 1905, p. 452.
[48]Trans. Zoöl. Soc. London, vol. 8, 1871, pp. 203-234, pls. 27-29.
[49]See Bull. Amer. Geogr. Soc, 1886, No. 4, p. 328.
[50]There is, or was formerly, in the museum of the Alaska Commercial Company in San Francisco a skull of Berardius 3 feet 6 inches long. The locality in which it was obtained is unknown to me.
[51]Science, new ser., vol. 20, 1904, p. 888.
[52]At the time this was written it was not known that there were really four teeth in the lower jaw, but it is interesting to note that when the mandible was covered by the integuments none of the teeth was visible in the male, although the individual was 25 feet long, and that only two teeth were visible in the adult female.