48 Crust. 
X. CRUSTACEA. 
[ 1904 ] 
(125), Monti (136), Pavesi (155), +Range (163), Skorikow (19V), 
Sprague ( 202 ), Stingelin (216), Wesenberg-Lund (234), Zacharias 
(249), Zykoff (253, 254 & 256).] 
Seasonal distribution in East Norfolk ; Gurney, Tr. Norfolk Soc. vii, p. 656. 
Acroperus harpce var. frigida n. var. p. 23, text-figg. a & b; Ekman, Zool. 
Jahrb. Syst. xxi. 
Alona camboueiy p. 633, figg. 6a-d; Sars, Zool. Jahrb. Syst. xix: A. acuti- 
costata, var. tridentata n. var. p. 349, pi. xii, figg. 18 & 19, verrucosa , 
var. p. 350, pi. xii, figg. 20 & 21, intermedia , var. minor n. var. p. 35J, 
pi. xii, fig. 22, davidi , p. 352, pi. xii, fig. 23 ; Stingelin, op. cit. xxi. 
A. novce-zealandice , New Zealand, p. 634, figg. 7 a & b; Sars, op. cit. xix, 
n. sp. 
Alonella sculpta , p. 353, pi. xii, figg. 24 & 25, var. insulcata n. var. p. 354, 
pi. xii, fig. 26, pi. xiii, figg. 27 & 28 ; Stingelin, op. cit. xxi. 
A . breviceps, Siam, p. 354, pi. xiii, figg. 29 & 29a; Stingelin, t. c. n. sp. 
Bosmina coregoni gibbera , male, p. 564, text-fig. ; Keilhack, Zool. Anz. 
xxvii. 
B. meridional is, New Zealand, p. 631, figg. 3 a-c ; Sars, Zool. Jahrb. Syst. 
xix : B. hagmanni , Amazons, p. 582, pi. xx, figg. 5 & 6 ; Stingelin, 
op. cit. xx : n. spp. 
Bosminopsis deitersi, Amazons, p. 584, pi. xx, figg. 7-10 ; Stingelin, t. c. 
Bythotrephes longimanus , structure of eye, p. 138, pi. ii ; Ekman, op. cit. xxi. 
Camptocercus australis var. p. 347, pi. xii, fig. 17 ; Stingelin, t. c. 
Ceriodaphnia asperata , p. 650, text-fig. 3 ; Meissner, Zool. Anz. xxvii : 
C. dubia , p. 631, figg. 2 a & 6 ; Sars, Zool. Jahrb. Syst. xix : C. cormtia , 
p. 339, pi. xi, figg. 9-1 1 ; Stingelin, op. cit. xxi. 
Chydorus barroisi var. Icevis n. var. p. 636, figg. 9 & 9a; Sars, op. cit. xix: 
(7., variation in Indian region, p. 357, pi. xiii, figg. 32 & 33, sphcericus 
var. parvus , p. 359, pi. xiii, fig. 34 ; Stingelin, op. cit. xxi. 
C. robustus, Sumatra, p. 360, pi. xiii, figg. 35-38 ; Stingelin, t. c. n. sp. 
Dadaya macrops, p. 587, pi. ,xx, figg. 11 & 12 ; Stingelin, op. cit. xx: 
D. macrops , p. 356 ; Stingelin, op. cit. xxi. 
Daphnia hyalina , forma pavesii , p. 639, 1 fig. ; Brehm & Zederbauer, 
Verh. Ges. Wien liv : D. classification of alpine forms discussed, 
pp. 122-137, text-figg.; Ekman, Zool. Jahrb, Syst. xxi: I), pulex- 
pennata , variation under influence of temperature, p. 439 ; Ostwald, 
Arch. Entwickmech. xviii : D. pulex , formation and structure of 
ephippium; Wolff, Biol. Centrbl. xxiv, pp. 644, 697 & 761, 11 text- 
figg.: D. pidex , reactions to light and heat; Yerkes, Mark Anniver- 
sary Volume, pp. 359-377. 
Diaphanosoma excisum, p. 337, pi. xi, figg. 3 & 4, sat'si, p. 338, pi. xi, fig. 5, 
var. volzi n. var. p. 339, pi. xi, figg. 6-8 ; Stingelin, Zool. Jahrb. 
Syst. xxi. 
Drepanothrix dentata , p. 209, fig. 4 ; Zacharias, Forschber. Plon xi. 
Dunhevedia crassa, p. 357, pi. xiii, figg. 30 & 31 ; Stingelin, Zool. Jahrb. 
Syst. xxi. 
Evadne , notes and key to spp., p. 41 ; Stebbing, Tr. Linn. Soc. London (2) 
Zool. x. 
Holopedium gibberum , p. 57, pi. i, figg. 3 & 4; Stingelin, Rev. Suisse 
Zool. xii. 
H. amazonicum, Amazons; Stingelin, Zool. Jahrb. Syst. xx, p. 577, pi. xx, 
figg. 1 & 2, and Rev. Suisse Zool. xii, p. 55, pi. i, figg. 1 & 2, n. sp. 
Hyalodaphnia cristata i variation under influence of temperature, p. 421 ; 
Ostwald, Arch. Entwickmech. xviii. 
Ilyocryptus halyi var. p. 346 ; Stingelin, Z 09I. Jahrb. Syst. xxi. 
Macrothrix spinosa , p. 633, figg. 5 a & b; Sars, op. cit. xix. 
M. ajjinis , Natal, p. 127, pi. viii, figg. 63-65; Brady, P. Zool. Soc. London 
