[92]. G. Smith, Proc. Roy. Soc. 1908.

[93]. This characteristic is found in the Crustacea elsewhere only in the Argulidae and certain Euphausiidae.

[94]. The Victorian Naturalist, xxiv., 1907, p. 117.

[95]. Challenger Reports, vol. xiii., 1885, p. 55.

[96]. Sars, “Crustacea of Norway,” iii., 1900.

[97]. Sars, “Crustacea Caspia,” Bull. Acad. Imp. Sci. St. Pétersbourg, series 4, xxxvi., 1894, and “Crustacea of Norway,” iii., 1900, p. 120.

[98]. “Crustacea of Norway,” vol. ii., Isopoda, 1899, in which many references to literature will be found.

[99]. Smith, Mitth. Zool. Stat. Neapel, xvii., 1905, p. 312.

[100]. G. Smith, Mitth. Zool. Stat. Neapel, xvi., 1903, p. 469.

[101]. Mayer, Mitth. Zool. Stat. Neapel, i., 1879, p. 165.