[84] Science Gossip, 1867, p. 40.
[85] Ann. Mag. Nat. Hist. (2) ix. p. 498.
[86] Journ. of Conch. vi. p. 101.
[87] Naturalist, 1889, p. 55.
[88] Malak. Blätt. (2) iv. pp. 43 and 221.
[89] Phil. Trans. 1854 (1856), p. 8.
[90] Naturalist, 1891, p. 75 f.; Conchologist, ii. 1892, p. 29.
[91] Taylor, Journ. of Conch. 1888, p. 299.
[92] See Tennent’s Ceylon, i. p. 221, ed. 5.
[93] W. A. Gain, Naturalist, 1889, p. 55; Brockmeier, Nachr. Deutsch. Malak. Gesell. xx. p. 113.