Note 177 — Chapter VII · REMARKS ON THE DISTRIBUTION OF MARINE AND FRESH-WATER CRUSTACEA
Reading edition
G. O. Sars, “Crustacea Caspia,” Bull. Acad. Imp. Sc. St. Pétersbourg (4), xxxvi., 1893–4, pp. 51 and 297; (5) i., 1894, pp. 179 and 243; also Crustacea of Norway, vol. ii. Isopoda, 1900, p. 73.