BIOLOGY. 
Crust. 19 
Development of the free-swimming Nauplius of Leptodora hyalina ; 
Warren (248): of the Larva of Crangon vulgaris ; Williamson (254). 
Development of the Otocyst in Palcemonetes, Crangon , Cambarus, Carci- 
nus ; Prentiss (175). 
Metamorphosis in the Hermit Crab; Thompson, M. T. (223). 
Life History of Cancer pagurus ; Williamson (253): of Lepeophtheirus 
(pp. 30-32), and Lerncea (pp. 43-45); Scott (196). 
4. Habits and Migration. 
Habits etc. of Amphithoe longimana ; Holmes (99): of Argulus ; 
Wilson, C. B. (255): of Cambarus immunis ; Harris (82): of Coenobita ; 
Borradaile (14), pp. 91-94. 
Nests and Nest Building, Sexual Habits, in Amphithoe longimana ; 
Holmes (99). 
Migration of Crabs, Labelling experiments, etc. ; Williamson (253), 
p. 119. 
Vertical migration in Cladocera of American Lakes : Fordyce (61), 
pp. 136 & 137. 
Commensalism : [see 6. General Biology.] 
5. Variation, Polymorphism, Phylogeny. 
Phylogeny of Cancer ; Packard (169). 
Variation in Astacvs pallipes ; Gino (70): in Catcipaguroides timidius ; 
Bouvier (18), p. 370: Variability in Bosmina\ Burckhardt (26), p. 596. 
Dimorphism of the Males of Cambarus. Relations between the two 
Forms, etc.; Harris (84 & 85): Dimorphism in Males of Crustacea ; 
Coutlere (41). 
Seasonal polymorphism of Bosmina longirostris-cornuta ; Steuer (217), 
p. 96. 
6. General Biology. (Adaptation, Commensalism, Colour, 
Plankton.) 
Bionomics of Brachyura ; Alcock (2), p. 22. 
Adaptation of Bathynomus to life in great depths; Bouvier (23). 
Notes on Parasitic Copepoda , Isopoda and Ampliipoda ; T. Scott (200 
& 202 ). 
Commensal with Pagurids, n. sp. of Corolana\ Bouvier (21), p. 394. 
Fauna of the Gill-cavities of Fresh-water Crayfishes; Haswell (93). 
■ Colours of the Crayfish, Changes, etc. ; Kent (110). Coloration in 
marine Crustacea ; MTntosh (149), pp. 228-230. 
Plankton :— Burckhardt (26), Cleve (33-35), Cori & Steuer (38), 
Keissler (108 & 109), von Lendenfeld (124), Marsh (142), Marsson 
(143), Volk (242), Zacharias (261). 
Plankton (Collected by the Plankton Expedition): Ampliipoda Hype- 
riidea inch 10 n. spp.; Vosseler (243). 
Seasonal distribution of Atlantic Plankton Crustacea : Cleve (36). 
Annual Variations of Surface water of the Atlantic in relation to Plankton ; 
Cleve, Ekman-Pettersson (37). 
7. Distribution. (General.) 
Distribution of Astacomorpha ; Mechin (147), p. 78: of Phronima and 
Phronimella (pp. 48-50) : of Hyperia , pp. 76-79 : Euthemisto , pp. 86 & 87, 
