11 Verm. 
Titles. 
1200-1800 
Nick, L. Aus der Schauearamlung : 
unser Planktonschrank. Ill Cteno- 
phoren und Anneliden. Frankfurt-a.- 
Main Bericht Senckenb. Natf. Ges. 45 
1914 (129-151). 188 
Nybelin, 0. Zur Eiitwickelungs- 
geschiohte von Schistocephalus solidus 
(0. F. Miill.). Centralbl. Bakt. Jena 
Abfch. 1 83 Grig. 1919 (295-297). 189 
O’Connor, F. W. Helminthic ova 
in human stools. J. trop Med. London 
22 1919 (166 & 167). 190 
O’Farrell, W. R. vide Blaoklqck, B. 
Olmsted, J. M. The regeneration 
of triangular pieces ofPlanaria maculata. 
A study in polarity. J. exp. Zool. 
Philadelphia 25 1918 (157-176). 191 
Osborn, H. L. Observations on Micro- 
phallus ovatus sp. nov. from the cray- 
fish and black bass of Lake Chautauqua, 
N.Y. J. Parasitol. Urbana 5 1919 
(123-127) pi. X. - 192 
Oye, P. van. Untersuchungen fiber 
die Chaetognathen des Javameeres. 
Contrib. faune des Indes N6erl. Buiten- 
zorg 4 1918 (1-61) 14 Textfig. 3 Karten. 
193 
Peebles, F. A description of three 
Acoela from the Gulf of Naples. Berlin 
Mitth. Zool. Stat. Neapel 22 1915 
(291-312) pi. X. 194 
Pettit, A. vide Dumas, J. 
Piguet, E. Oligochetes communs aux 
Hautes Alpes .suisses et scandinaves. 
(Note prel.) Rev. Suisse Zool. Geneve 
27 1919 (1-17). 195 
Piguet, E. Wasserbewohnende Oli- 
gochaetcn der nordschwedischen 
Hochgebirge. Naturw. Unters. des 
Sarekgcbirges in Schwedisch-Lappland 
gel. von Axel Hamberg 4 Lfg. 7 Stock- 
holm 1919 (779-804). " 196 
Pommsr, G. Ueber die Cuticulabe- 
f uncle eines Qvos^hivn.-Echinoco(x.us. 
Centralbl. Bakt. Jena Abth. 1 83 
Grig. 1919(171-182). 197 
Porter, A. A survey of the intestinal 
Entozoa both protozoal and helminthic, 
observed among natives in Johannes- 
burg from June to November, 1917. 
Johannesburg Public. S. Afric. Inst. 
Med. Res. No. 11 1918 (1-58) pis. i & 
ii. 198 
Praihad, B. Notes on Echiuroids 
from Chandipore, Grissa. Rec. Ind. 
Mus. Calcutta 16 1919 (399-402). 19» 
Prashad, Baini vide Stephenson, J. 
Pratt, H. S. A new cystocercous 
Cercaria. J. Parasitol. Urbana 5 
1919 (128-131). 200 
Prenant, M. Recherches sur les 
rhabdites des Turbellari^s. Arch. 
Zool. exp. Paris 58 1919 (219-250V 
pi. ix. 201 
Qaiel, Q. Poteriostomim n. g., eino 
neue, beim Pferde parasitierende Noma- 
todengattung. Centralbl. Bakt. Jena 
Abth. 1 83 1919 (466-472). 202 
Bailliet, A. The food of slugs and 
the development of Anoplocephalidae.. 
Ann. Applied Biol. Cambridge 3 1916 
(52). 203 
RaiUiet, A., Henry, A. et Bauche, J- 
Un nouveau Strongylid6 du pore. 
Paris Bull. Soc. Path. exot. 12 1919 
(324-332). 204 
Bailliet, A. et Marullaz, M. Sur 
un C6nure nouveau du bonnet chinois 
{Macacus sinicus). Paris Bull. Soc 
Path. exot. 12 1919 (223-228) pi. iii. 205 
Ram, Haru vide Stephenson, J. 
Ransom, B. H. and Poster, W. D. 
Recent discoveries concerning the life- 
history of Ascaris lunibricoides. J. 
Parasitol. Urbana 5 1919 (93-99). 206 
Remscheid, E. Beitrage zur Kennt- 
niss der Myzostomiden. Frankfurt -a. - 
Main Abh. Senckenberg. Ges. 35 2 
1918 (178-226) pis. xii-xiv and 19 
text-figs. 207 
Rich, A. vide Kepner, W. A. 
Riley, W. A. The longevity of the 
fish-tapeworm of Man, Dihothrio- 
cephalus latus. J. Parasitol. Urbana 5 
1919(193 & 194). 208 
Riley, W. A. A mouse Gxyurid, 
Syphacia obvelata, as a parasite of man. 
J. Parasitol. Urbana 6 1919 (89-93) 
pi. vii. 209 
Riley, W. A- The broad tai>eworm, 
Dibothriocephalus latus, in Minnesota. 
Additional Records. Chicago J. Amer. 
Med. Ass. 73 1919 (1186 & 1187). 210 
