24 Crust. 
X. CRUSTACEA. 
Plankton, Marine ; Cleve (52), Farran (75), Fowler (77), Jensen, 
Johansen & Levinsen (111), Redeke & van Breemen (189), Steuer 
(226), Thompson & Scott (233). 
Plankton, Freshwater; Kofoid (120), Keissler (116), Monti (150), 
Redeke (188), Timm (237), Yallentin (240), Voigt (244), Yolk (245), 
Zacharias (266, 268 & 271), Zykoff (274 & 275). 
c. Symbiosis and Parasitism. 
Symbiosis of Hepatus ( Brachyura oxy stomata) and Antholoba ( Actin - 
ozoa ) ; Burger (36). 
Termitophilous Isopod; Purcell (180). 
Botifera commensal with Telphusa ; Piovanelli (175). 
Parasitic Crustacea: on Fish, Copepoda , Brian (28-31), Norman (166), 
Thompson & Scott (233), Voigt (243), Zacharias (267); on Crustacea, 
Epicaridea , Bonnier (18), Bonnier in Lo Bianco (135), Richardson 
(191), Ostracoda , Marshall (143); on Mollusca , Copepoda , Ridewood 
(193), Bassett-Smith (9) ; on Vermes , Copepoda , Bassett-Smith (9) : 
Notes on parasitic Copepoda ; Scott (211): Nomenclature of fish infested 
by Argulidce\ Gill (86). 
Parasites of Crustacea: EpicaHdea and other Crustacea, see above; 
Sporozoan in eggs and embryos of Daphnia ; P£rez (173a): Gregarine 
( Aggregata ) in Eupagurus ; L£ger & Duboscq (133): Amcebidium infest- 
ing DapJ\nia.\ Zacharias (269): Rhabdoccele turbellarians ( Fecampia ), 
endoparasitic in Decapoda and Isopoda ; Oaullery & Mesnil (43): 
Temnocephala on Decapoda ; Monticelli (151), Wacke(246): Trematoda , 
on Cavwarus; Osborn (171): in muscles of Astacus ; Warren (251): 
Parasites of Caprellidce ; Mayer (145). 
6. Variation and Abnormalities. 
Statistical examination of variation : in deep- and shallow- water speci- 
mens of Eupagurus prideauxi\ Schuster (205) : in Talorchestia ; Small- 
wood (219): in Cyclops ; Lehmann (134): of asymmetry in Gelasimus\ 
Duncker (68). 
Specific characters and variation in Caprellidce\ Mayer (145). 
Variation in Oonodactylus chiragra ; Lanchester (128): Variation and 
growth -changes after sexual maturity in Cyclops ; Byrne (37): Seasonal 
variation in Hyalodaphnia kahlbergensis ; Zacharias (270). 
Modifications of eyes in deep-sea Brachyura\ Doflein (62): of eye- 
peduncles in Cymonomus and other deep-sea Crustacea ; Lankester 
(130): Variation in pigmentation of eyes of Cirolana neglecta; Dollfus 
(63). 
Abnormalities and regeneration of appendages in Caprellidar, Mayer 
(145). 
Abnormality of test in Octomeris ( Cirripedia ) ; Gruvel (94) p. 109. 
7. Phylogeny and Classification. 
Phylogeny and relationships of Crustacea ; Carpenter (41), Packard 
(172). 
Crustacea in relation to origin of Vertebrates; Gaskell (81). 
Classification and phylogeny of reptant Decapoda ; Borradaile (24): 
of Brachyura\ Borradaile (22): of 0xyrhyncha\ Borradaile (24): of 
Dromiacea ; Borradaile (20 &23): of Thalassinidea ; Borradaile (21) : 
of Crangonidce ; Gurney (95): of Caprellulce ; Mayer (145). 
