16 Verm. 
VI. Vermidea. 
[1911] 
plancton fluviale. Zool. Anz. Leipzig 
37 1911 (99-104). 285 
Panisset vide Cuille. 
Parker, G. H. and Parshley, H. M. 
The reactions of earthworms to dry 
and to moist surfaces. J. exp. Zool. 
Philadelphia 11 1911 (361-363). 286 
Peaslee, Leon D. Alesostomum 
ehrenbergii. Trans. Amer. Microsc. 
Soc. Decatur 111. 30 1911 (191-193). 
287 
[Petrov, A. M.] HeTpoB r t», A. M. 
AiiaroMHHecKia Bapianin h anoMajiin 
AHCT0M r B,napa3HTnpyK)iu 1 MX'i> B'i> ueaeiin 
ji,om annul x r i> iKiiBOTHUX'fc. [Anato- 
mische Variationen und Anomalien 
der in der Leber der Haustiere para- 
sitierenden Distomeen.] R6v. vet6rin. 
Moskva 13 1911 (857-862 905-914). 
288 
Pierantoni, Umberto. Sulla Filaria 
labialis Pane (1864). Napoli Atti 
1st. incoragg. (Ser. VI) 1907 (Vol. 59 
degli Atti) (729-733) 1 tav. [ Vide 
Zool. Rec. 1908 Vermidea No. 301.] 289 
Piguet, — . Observations biologiques 
sur les Oligochetes neucliatelois. Arch, 
sci. Nat. Geneve (4) 32 1911 (263 & 
264). 290 
Pintner, Theodor. Wie aus Wur- 
mern Perlen werden. Wien Schr. Ver. 
Verbr. Naturw. Kenntn. 51 1910-11 
(1911) (23-47). 291 
Pointner, Hermann. Beitriige zur 
Kenntnis der Oligochaetenfauna der 
Gewasser von Graz. Zs. wiss. Zool. 
Leipzig 98 1911 (626-676) Taf. xxviii 
& xxix. > 292 
Porta, Antonio. Nuovo Botriocefalo 
( B . andresi) e appunti Elmintologici. 
Zool. Anz. Leipzig 38 1911 (373-378). 
293 
Potts, P. A. Methods of reproduction 
in the Syllids. Ergebn. Zool. Jena 3 
1911 (1-72). 294 
Pratt, H. S. On Galactosomum 
cochleariforme Rudolphi. Zool. Anz. 
Leipzig 38 1911 (143-148). 295 
Railliet, G. Sur les parasites de 
l’appendice malade. Paris C. R. soc. 
biol. 70 1911 (310-311). 296 
Railliet, A. et Henry, A. Recherches 
sur les Ascarides des Carnivores. Paris 
C. R. soc. biol. 70 1911 (12-15). 297 
Ransom, Brayton Howard. A new 
Cestode from an African bustard. 
Washington D.C. Smithsonian Inst. 
Proc. U. S. Nation. Mus. 40 1911 (637- 
647). 298 
Ransom, Brayton Howard. Two 
new species of parasitic Nematodes. 
Washington D.C. Smithsonian Inst. 
Proc. U. S. Nation. Mus. 41 1911 (363- 
369). 299 
Ransom; B. H. The life history of 
a parasitic Nematode — Habronema 
muscae. Science New York N. Ser. 34 
1911 (690-692). 300 
Rauther, Max vide Eisig, H. 
Rebizzi, Renato. Su alcune varia- 
zioni delle neurofibrille nella Hirudo 
medicinalis. Riv. patol. nerv. ment. 
Firenze 2 fasc. 8 1906 (355-377). 301 
Richards, A. The method of cell 
division in the development of the 
female sex-organs of Moniezia. Biol. 
Bull. Woods Hole Mass. 20 1911 (123- 
178) pis. i-viii. 302 
Riddell, W. Polychaeta of the Port 
Erin District. Liverpool Proc. Trans. 
Biol. Soc. 25 1911 (18 56-66). 303 
Ridewood, W. G. Gephalodiscus. 
In : National Antarctic Expedition 
1901-1904. Natural History Vol. 2 
Zoology. London (Trustees British 
Museum) 1907 (1-67) 7 pis. 304 
Ritter-Zdhony, R. von. Chaeto- 
gnatha from the coasts of Ireland. 
Dublin Fish. Ireland Sci. Invest. 1910 
No. iv (1-7). 305 
Ritter-Z&hony, Rudolf von. Die 
Chatognathen der Plankton-Expedi- 
tion. (Ergebnisse der Plankton -Exp. 
Bd 2 H. e.) Kiel u. Leipzig (Lipsius 
& Tischer) 1911 (1-33). 306 
Ritter-Z&hony, Rudolf von. Re- 
vision der Chatognathen. (Deutsche 
Sudpolar-Expedition 1901-1903. Bd. 
13. H. 1.) Berlin (G. Reimer) 1911 
(1-71). 307 
Ritter-Z4hony, Rudolf von. Chae- 
tognathi. (Das Tierreich, lirsg. v. 
F. E. Schulze, Lfg 29.) Berlin (R. 
Friedlander & S.) 1911 (ix + 35). 308 
Ritter-Zdhony, Rudolf von. Chae- 
tognatha fur 1909. [Jahresbericht.] 
Arch. Natg. Berlin 76 1910 Bd 6 H. 1 
(1911) (181-182). 309 
Romanovitch. Recherches sur la 
trichinose. Paris C. R. soc. biol. 70 
1911 (257-259 339-341 378-379). 310 
