28 Verm. 
VI. Vermidea. 
[1909] 
Larval Forms. 
Studien iiber Trematoden ( Buce- 
phalus haimeanus) ; Ssinitzin, 430. 
Zur Entwicklungsgeschichte des Cys- 
ticercus longicollis Hud. ; Glaser, 148. 
ETHOLOGY. 1219 
General Biology, Habits. 
Biological considerations regarding 
Pxiravortex cardii, n. sp. ; Hallez, 172. 
Notes on habitat and environmental 
conditions of Planaria alpina ; Mercier 
290.^-Beitrage zur Lebensweise von 
Planaria villa Duges ; Sekera, 406. 
Zur Biologie der Seetricladen ; Wil- 
helmi, 492. — Tricladen. Fauna des 
Golfes v. Neapel ; Wilhelmi, 491. 
Plankton. 
Vorkommen und Verbreitung einer 
Planktonturbellarie A laurina composita 
Meez. in danischen Gewtissern ; Brink- 
mann, 56. 
Parasitism. 
Pseudoparasitismus (Commensalism) 
und Dauerparasitismus bei Seetri- 
claden ; Wilhelmi, 490. 
Umagilla forskalensis n. g., n. sp. ein 
neues Turbellarie aus Holothuria for- 
skalii, Vorderdarme; Wahl, 470. 
Parasitische Trematoden und Cesto- 
den und deren Wirtstiere in der Wolga ; 
Lavrofl, 237. 
Helminth fauna of the dry Tortugas. 
1. Cestodes; Linton, 262. 
In Gardium edule, stomach and in- 
testine, Paravortex cardii n. sp. ; Hal- 
lez, 172. 
In Pectunculus violacescens, gills, a 
Trematode (sub. -gen. Dicrocoelium) im-- 
mature ; Seurat, 408. 
In Scrobicularia piperata (Mollusca), 
stomach, pyloric caecum and intestine ; 
Paravortex scrobiculariae, Wahl; Hal- 
lez, 170. 
New Gercariae from Cancer pagurus , 
Carcinus moenas, Lima hians and 
Pleuronecles ; Nicoll & Small, 321. 
Distomum- larvae (including D. hy- 
drocampae , prov. n. sp.), in Insect- 
larvae ; Linstow, 259. 
Gpslicercus- stage of a Costodo in the 
rat-ilea (Geratophyllus fasciatus) ; Min- 
chin, 303. 
General discussion as to tho second 
or larval host of the Cestodes of the red 
grouse; Shipley, 410 & 412. 
Experiments to determine the verte- 
brate host of Diplodiscus temporatus 
Stafford, from the freshwater snail, 
Goniobasis virginica ; Cary, 68. 
Trematodes and Cestodes of British 
marine fishes, including new hosts; 
Nicoll, 320. 
Sul parassitismo dell’ Anthocephalus 
replans nel Brartia raji ; Condorelli- 
Francaviglia, 87. 
On gills of Calamus , Entocotyllabe 
lintonii n. sp. ; Monticelli, 308. 
Ueber Triaenophorus robustus Olsson 
als Parasiten von Coregonus albula aus 
dem See Sapsojiirvi ; Luther, 269. 
Dibothrium crassiceps, from a hake, 
and Z oogonoides viviparus from a plaice ; 
Johnstone, 221. 
Sur la presence de Crossodera ( Dis - 
tomum) excisum Rud., dans Scomber 
scomber (baie d’ Alger) ; Seurat, 409. 
In Semotilus bullaris , stomach, Allo- 
creadium lobatum n. sp. ; Wallin, 471. 
Sur la presence d’une larve de ligule 
( Ligula simplicissima) dans la eavite 
cranienno d’uno tanche ( Tinea vul- 
garis) ; Neveu-Lemaire, 318. 
Piscine and Avian hosts of digenetic 
Trematodes, including new forms ; 
Nicoll, 319 & 320. 
In Amblystoma tigrinum, Proteo- 
cephalus filaroides, n. sp. ; Larue, 235. 
Ichthyotacnien u. Bothriocephalen 
der Reptilicn ; Schwarz, 404. 
A new Cestode ( Acanthotaenia lids - 
tvelli) from Varanus varius ; Johnston, 
219. 
Birds, White Nile, Cestoda, with 
many new forms ; Fuhrmann, 130. 
New Cestodes ( Taeniidae ) from 
birds; Fuhrmann, 133. 
Complete list of known Cestode para- 
sites of North American birds, arranged 
according to hosts ; Ransom, 365. 
