3 Crust. 
Titlbs. 
2600 
I.— TITLES. 
Agar, W. E. Parthenogenetic and 
sexual reproduction in Simocephalus 
vetulus and other Cladoccra. J. 
Genetics Cambridge 3 1914 (179-194). 
1 
Agar, W. E. The genetics of a Daphnia 
hybrid during parthenogenesis. J. 
Genetics Cambridge 10 1920 (303-330) 
text-figs. 2 
Alcock, A. Entomology for modical 
officers 2nd Edit. London 1920 (348- 
363). 3 
Allen, E. J. and Sexton, E. W. 
Eye-colour in Gammarus. J. Genetics 
Cambridge 9 1920 (347-366) pi. xiv 
figs. 4 
Allen, W. E. A quantitative and 
statistical study of the plankton of the 
San Joaquin river and its tributaries 
in and near Stockton, California, in 
1913. Berkeley Univ. Cal. Pub. Zool. 
22 1920 (1-292) pis. (1-12) text-figs. 5 
A1 verdes, F. Uber die Vererbung 
von Abnormitaten. (Nach Unter- 
suchungen an Copepoden.) Zool. Anz. 
Leipzig 52 1920 (44-45). 6 
Ar6valo, C. Notas hidrobiologicas. 
Madrid Bol. Soc. Esp. Nat. Hist. 20 
1920 (163-168) text-figs. 7 
Artom, C. Nuovi fatti e nuovi 
problemi sulla biologia e sulla siste- 
matica del genere Artemia. Roma 
Rend. Acc. Lincei 29 1920 Sem. I. 
(468-472) (497-501) Sem. II. (65-68) 
text-figs. 8 
Balss, H. Die Decapoden des 
Roten Meeres. Berichte der Kommission 
fiir Ozeanographische Forschungen im 
Roten Meero. Nordl. und Sudl. Halfte 
1895-96 — 1897-98. Zoologische Erge- 
bnisse 30 Wien Denkschr. Ak. Wiss. 91 
1915 Suppl. (1-38). 9 
Barnard, H. K. Contributions to the 
Crustacean fauna of South Africa. 
Cape Town Ann. S. Afric. Mus. 17 
1920 (319-438) pis. xv-xvii. 10 
(n— 13246 l) q 
Barney, R. W. Crustacea. Pt. V. 
Ostracoda. British Antarctic (“ Terra 
Nova ”) Expedition, 1910. Natural 
History Report Zoology 3 1920 (175— 
190). 11 
Barrows, A. L. The occurrence of a 
rock-boring Isopod along the shore of 
San Francisco bay, California. Berke- 
ley Univ. Cal. Pub. Zool. 19 1919 (299- 
316) pis. 15-17. 12 
Bassler, R. S. Systomatio palaeonto- 
logy of the Cambrian and Ordovician 
deposits in Maryland. Arthropoda. 
Maryland geol. surv. Baltimore Cam- 
brian and Ordovician 1919 (332-373) 
pis. 13 
Baudin, L. Contribution & l’etude 
de la repartition verticale du plancton 
dans le L6man. Lausanne Bui. Soc. 
Sci. Nat. 52 1919 (275-316). 14 
Baudouin, Marcel. Une nouvelle 
maladie du Spratt ( Clupea spratta) 
causee par un Copepode parasite 
(Lernceenicus sardinae). Paris C. R. 
Acad. sci. 165 1917 (410-411). 15 
B6tanc&s, L.-M. Sur l’existence de 
plaquettes chez YAstacus jluviatilis. 
Paris C. R. Acad. sci. 171 1920 (320- 
322). 16 
Bethge, H. Das Plankton der Havel 
boi Potsdam. Arch, hydrobiol. Stutt- 
gart 10 1915 (193-237). 17 
Boone, Pearl L. The Isopoda of the 
Canadian Arctic and adjoining regions. 
Rep. Canad. Arct. Exped. 1913-18 7 
Pt. D 1920 (40 pp). * 18 
Boone, Pearl L. Calamura porteri 
a new genus and species of Isopod from 
Chile. Rev. chilena Santiago 24 1920 
(25-31) pi. ii text-figs. 19 
Boone, Pearl L. A new Chinese 
Isopod, Ichthyoxenus Geei. Washing- 
ton D.C. Smithsonian Inst. Nation. 
Mus. Proc. 57 1920 (497-502) pis. xl- 
xli. 20 
b 17—2 
