34 Crust. 
X. CRUSTACEA. 
xiii, fig. 11 ; Birge, Tr. Wisconsin Ac. ix. P. sp.?, p. 301; Ross, 
Amer. Natural, xxxi. 
Polyphemus exiguus, Caspian Sea, p. 26, pi. iii, figg. 3-9, Sars, Annuaire 
Mus. St. Petcrsb. 1897, n. sp. 
P. pediculus , p. 520, distribution in Austria and Hungary; Steuer, Verb. 
Cos. Wien, xlvii: p. 57, fig. 29; Fine & VAvra, Arch. Landesdf. 
Bohmen, x. 
Scapholeberis mucronata, obtusa , p. 508, distribution in Austria and Hun- 
gary; Steuer, t. c. S. spinifera, var. brevispina, Buenos Aires, 
p. 281, figg. 25-27; Richard, Mem. Soc. zool. France, x: S. s. var., 
Buenos Aires, p. 329; Richard, Ann. Mus. Buenos Aires, 1897. 
Sida crystallina , synonymy and distribution in Austria and Hungary, 
p. 497 ; Steuer, Yerh. Ges. Wien, xlvii. 
Simocephalus ihenngi, Rio Grande do Sul, Brazil, p. 279, figg. 22-24, 
Richard, Mem. Soc. zool. France, x, n. sp. 
Simocephalus , synonymy, p. 504, vetulus , fig. 4, p. 506, exspinosus , fig. 5, 
serrulatus , fig. 6, p. 507, distribution in Austria and Hungary ; 
Steuer, Yerh. Ges. Wien, xlvii. S. daphnoides , p. 299; Ross, Amer. 
Natural, xxxi. S. exspinosus , p. 293; Birge, Tr. Wisconsin Ac. 
ix. & serndatus , Rio Grande do Sul, Brazil, p. 278, figg. 20 & 21 ; 
Richard, Mem. Soc. zool. France, x. 
Streblocerus serricaudatus , p. 305 ; Birge, Tr. Wisconsin Ac. ix. 
COPEPODA. 
[Of. Bouvier (15), Dutiiiers (52), Giesbrecht (68, 70), Hansen (77), 
Matile (102), Miiazek (106), Richard (144-149), Sars (154), Schacht 
(158), Scott (162), Scourfield (164, 165), Steuer ( 1 79, 180), Thompson 
(184).] 
Acartia forcipata , N. Atlantic, p. 81, pi. vii, figg. 3-10, Herdman, Tr. 
Livcrp. biol. Soc. xii, n. sp. 
A. lilljeborgi, Bay of Arma 9 ao, Brazil, p. 276; Richard, Mem. Soc. zool. 
France, x. 
Acontiophorus, genus defined and list of species, p. 18; Giesbrecht, Zool. 
Anz. xx. 
Alona bukobensis , E. Africa, p. 9, figg. 16-18, 20, & 32, Weltner, Die 
Cladocercn Ost-Afrikas, n. sp. 
Artotrogus , genus defined, p. 23 ; Giesbrecht, Zool. Anz. xx. 
Ascomyzontidce, p. 9; Giesbrecht, t. c. 
Ascomyzontince , n. subfam. of Ascomyzontidce , defined, p. 10; Giesbrecht, 
t. c. 
Aspidcecia , genus defined, p. 184, for normani , p. 187, pi. xii, figg. 3a-3r; 
Hansen, Choniostomatuhe. 
Asterocheres, genus defined, p. 11, key to species, p. 12; Giesbrecht, Zool. 
Anz. xx. A. violaceus , in Firth of Clyde, p. 127; Scott, Ann. Scott. 
Nat. Hist. 1897. 
Atlielgue aniculi, Funafuti, p. 209, pi. vii, figg. 5a-c, Whitelegge, Mem. 
Austral. Mus. iii, n. sp. 
Boeckella bergi , Buenos Aires, p. 322, fig. 2, Richard, An. Mus. Buenos 
Aires, 1897, n. sp. 
Bradypontius , genus defined and species, pp. 20 & 21 ; Giesbrecht, Zool. 
Anz. xx. 
Branch iophry xus, n. g., for nyctiphance, p. 88, Caullery, t. c. n. sp. 
Jlythotrephcs longimanus, p. 520, distribution in Austria and Hungary; 
Steuer, Verb. Ges. Wien, xlvii. 
Cancerilla , genus defined and species, p. 24 ; Giesbrecht, Zool. Anz. xx. 
