Amer. Natural. xxxiii. March 1899, p. 231.

[49]

Amer. Natural. March, 1899, p. 235.

[50]

Zool. Garten, 1896, p. 88.

[51]

P. Calif. Ac. (2) v. 1895, p. 776.

[52]

Amer. Natural. xxxiii. 1899, p. 691.

[53]