[207]

Ibid. p. 638.

[208]

Traquair, Ann. Mag. Nat. Hist. (5), ii. 1878, p. 1.

[209]

Thacker, Trans. Connecticut Acad. iii. 1877, p. 281; Mivart, Trans. Zool. Soc. x. 1879, p. 439; Bridge, Linn. Soc. Journ. Zool. xxv. 1896, p. 530.

[210]

Goodrich, Quart. Journ. Micr. Sci. 47, 1903-1904, p. 465.

[211]

Smith Woodward, Nat. Sc. i. 1892, p. 29.