3 Vtrm. Titles 
I.— TITLES. 
Acconci, C. Osservazioni sullo 
sviluppo delle Planarie d’acqua dolce. 
Palermo Bull. Inst. Zool. Univ. 1 1919 
(49-80) 2 pis. 1 
Ackert, J. E. On the life-history of 
Davainea tetragona (Molin), a fowl- 
tapeworm. J. Parasitol. Urbana 6 1919 
(28-34). 2 
Acton, H. W. The incidence and 
importance of intestinal Entozoa 
amongst Indian members of the Meso- 
potamian Expeditionary Force. Ind. 
J. Med. Res. Calcutta 6 1919 (001-613) 
pis. i & iii. 3 
Agersborg, H. P. Nematodes on 
marketable fishes. Science New York 
N.S. 48 1918 (493-495). 4 
Allen, G. 0. Habits of earthworms. 
Bombay J. Nat. Hist. Soc. 26 1919 
(879). 5 
Bahl, K. N. On a new type of ne- 
phridia found in Indian earthworms of 
the genus Pheretima. Q. J. Microsc. 
Sci. London 64 1919 (67-U9) pis. vi- 
viii. 6 
Baltzer, F. Die Bestimmung des 
Geschlechts nebst einer Analyse des 
Geschlechtsdimorphismus bei Bonellia. 
Berlin Mitth. Zool. Stat. Neapel 22 
1914 (1-44). 7 
Barreto, A. L. de B. Sobro as 
especios brasileiras da sub-familia 
Svbulurinae Travassos, 1914. (On the 
Brazilian species of the sub-family 
Subulurinae Travassos, 1914.) Rio de 
Janeiro Mem. Inst. Oswaldo Cruz 11 
1919 (10-79) (translations 6-71) pis. ii- 
xxiv. 8 
Bather, F. A. The distribution of 
Terehella’* cancellata. Geol. Mag. 
London Dec. 6 6 1919 (466). 9 
Banche, J. vide Railliet, A. 
(n-13799 o) q 
1200-1800 
Baylis, H. A. A remarkable Cyati- 
cercua from a rare dolphin {Cysticercua 
taeniae grimaldii Moniez, 1889). Ann. 
Mag, Nat; Hist. Ijondon Ser. 9 3 1919 
(417-424). 10 
Baylis, H. A. Some new Entozoa 
from birds in Uganda. Ann. Mag. 
Nat. Hist. London Ser. 9 3 1919 (457- 
466). 11 
Baylis, H, A. A collection of Entozoa, 
chiefly from birds, from the Murraan 
Coast. Ann. Mag. Nat. Hist. London 
Ser. 9 3 1919 (501-614). 12 
Baylis, H. A. A now species of the 
Nematode genus Croasocephalus from 
the rhinoceros. Ann, Mag. Nat. Hist. 
London Ser. 9 4 1919 (94-98). . 13 
Baylis, H. A. On a curious malforma- 
tion in Taenia saginata. Ann. Mag. 
Nat. Hist. London Ser. 9 4 1919 (114- 
118). 14 
Baylis, H. A. Crossophorus collaris 
Hemprich and Ehrenberg, a little 
known Nematode parasite of the 
Hyrax. Ann. Mag. Nat. Hist. London 
Ser. 9 4 1919 (343-349). 15 
Baylis, H. A. On two new species of 
the Cestode-genus Oochoristiea from 
lizards. Parasitol. Cambridge 11 1919 
(405-414) pi. xxi. 16 
Benham, W. B. Some earthworms 
from Stephen Island and d’Urville 
Island. Wellington Trans. N.Z. Inst. 
51 1919 (34-41). 17 
Berliner, E. and Busch, K. Ueber 
die Zilchtung des Rtibennematoden 
{Heterodera schachii) auf Agar. Biol. 
Centralbl. Leipzig 34 1914 (349-366) 
1 Taf. 18 
' Berndt, — . Vergleichende Stuhl- 
untersuchungen auf HelminthCneier in 
Thtiringen. Centralbl. Bakt. Jena 
Abth. 1 83 Orig. 1919 (660-557). 19 
b6-2 
