42 Trot. 
II. Protozoa. 
[1911] 
River Po, Protozoa in plankton ; 
Padovani, 353. 
Plankton, Retiro (“ estanque 
grande”), Madrid, Protozoa; Moreno, 
532. 
Spirodinium f sp. and Pouchetia sp., 
chief constituent organisms of the 
“ red tide ” (Japanese) ; Nakazawa, 
339, 
Commensalism. 
Ectoparasitic (or commensal) on 
various pelagic Hoploplioridae ( Systel - 
lapsis, Acanthephyra), Ellobiopsis can- 
durum n. sp.; parasitic on Pasiphaea 
iarda, E. racemosus n. sp. ; Goutidre, 
112 . 
Commensal with Pyrosoma gigan- 
teum , in buccal siphons, Gonchophrys 
davidoffi n. g., n. sp. ; Chatton, 95. 
Parasitism. 
Hosts of parasitic Amoebae, including 
new forms ; Walker, 485. 
List of hosts of Gregarines (supple- 
mentary to Labb6’s list 1899); Soko- 
lcw, 440. 
Plantae. 
In Euphorbia pilulifera (Dahomey), 
latex, Leptomonas davidi Lafont; 
Bouet & Roubaud, 48. — In E. peplus 
and E. segetalis (Portugal), latex, 
Leptomonas davidi ; Franga, 178. 
Presence de Leptomonas dans le 
latex d’une Euphorbe congolaise ; 
Rodhain & Bequeert, 389. — Presence 
k la Martinique de L. davidi ; Noc & 
St6venel, 347. 
Protozoa. 
In A moeba-cysts, a Microsporidian 
indet.; Nagler, 336. 
In Euglena sanguinea, Ghytridiaceae 
( Sphaerita sp.) ; Nagler, 337. 
In Paramoecium sp., a Bacterial 
parasite, Drepanospira mulleri n. g., 
n. sp. ; Petschenko, 366. 
In Gestus veneris , perradial canals, 
a new Ciliate Perikaryon cesticola ; 
■Chatton, 95. 
In Diphyes elongata (Will), Try - 
panophis ( Trypanoplasma ) grobbeni ; 
Poche, 370. 
Turbellaria. 
Astasia captiva, n. sp. Eugl6nien 
parasite de Gatenula lemnx Ant. Dug. ; 
Beauchamp, 38. 
Chaetopoda. 
In a new Oligochaete, Isochaeta 
virulenta, in body cavity chiefly of 
genital segments, Flagellate parasites 
inc. sedis ; Pointer, 372. 
In the earthworm Kynotus pitta- 
rellii (Madagascar), body-cavity, Tae - 
niocystis legeri n. sp. ; Cognetti de 
Martiis, 110. 
In epithelium and body-cavity ' of 
Lumbriculus variegatus , a now Proto- 
zoan, Spirocystis nidula, n- g. n. sp. ; 
L6ger & Duboscq, 282. 
In Lumbricus terrestris, seminal 
vesicles, Monocystis rostrata n. sp. ; 
in body-cavity, hinder segments, M. 
catenata n. sp. ; Mulsow, 334. — In L. 
variegatus (Bernex), digestive tract, 
Mesnilella cepedei n. sp. ; Andr6, 15. 
In a Polychaete larva ( Ophelia ?), 
intestinal cells, a new Cnidosporidian, 
Paramyxa paradoxa n. g., n. sp. ; 
Chatton, 92. 
In Pareudrilus pallidus, seminal 
vesicles, Monocystis pareudrili n. sp., 
and Rhynchocystis hessei n. sp. ; 
Cognetti de Martiis, 109. 
Gregarinen aus Poly cirrus albicans , 
Bradagranulata, Phascolosoma hanseni, 
Travisia forbesi (Russ.); Mavrodiadi, 
313. 
In Rhinodrilus ( Thamnodrilus ) in- 
certus, body -cavity, Monocystis tham- 
nodrili n. sp. ; Cognetti de Martiis, 109. 
In Slavira appendiculata, body- 
cavity, Adelina octospora n. g., n. sp. ; 
Hesse, 224. 
In Zeppelinia branchiata , intestinal 
epithelium, Gregarines unspec. ; Soko- 
low 440. 
Crustacea. 
Ectoparasitic on various bathy- 
pelagic Crustacea, (Azores and Gulf of 
Gascony), new Ellobiopsidae ; Coutidre, 
112 & 113. 
In Copepods (chiefly Galanus and 
Paracalanus), gut and body-cavity, 
various Gregarine, Flagellate, Ciliate, 
