36 Prot. 
XVIII. PROTOZOA. 
The relation between metabolic activity and senescence in Protozoa > 
Loisel (237 & 238). 
A poisonous enzyme extracted from a Sarcosporidian, Rievel & Behrens 
( 319). [See ii. c. 2.] 
Formation of mucous secretion in Sporozoa and colonial Flagellates, 
and its significance, Schroder (340). 
Comparative account of nutrition in the Euglenidce , Dangeard (79). 
Extraction of a proteolytic diastase from Paramcecium , Mesnil & 
Mouton (261). 
Experiments on the transference of Euplotes and Zoothamnium from salt 
to fresh -water, Enriques (99). 
2. Locomotion, and response to stimuli. 
(a) Movements, etc. Locomotion in the Euglenidce , Dangeard (79). 
— Peculiar movement in Bodo ovatus n. sp., Moroff (274). 
(b) Vital processes; chemical stimuli: — Influence of light on 
Amoebce and their cysts, Dreyer (90). — Effects of various chemicals on the 
shells, and tests of marine Rhizopods, Averintzev (9). 
Action of various reagents (heat, cold, antiseptics, etc.) on Trypanosoma, 
equinum , Ligni^res (227). — Action of poisons on various Protozoa, Kor- 
entschewsky (186). 
Action of inorganic substances on the protoplasm of various Infusoria, 
Goldberger (127). — Poisonous effects of different fluorescent solutions on 
Paramcecium , Raab (310). — Alterations in Spirostomum and Paramcecium 
in response to various stimuli, Putter (309). — Toxicological experiments 
in connection with the presence of nerve-fibrillse in Stentor , Neresheimer 
( 279). — Reactions of Paramcecia to chemical and electrical stimuli, Greeley 
(135). 
(c) Electrical, thermotactic stimuli, etc.: — Action of a constant 
current on the iutra-cytoplasmic movements of certain Rhizopods and 
Infusorians, Wallengren (400). 
Action of magnetic field on different Infusorians (Loxophyllum, Colpidium t 
Stylonichia and Vorticella ), Ch^neveau & Bohn (60&61) ; on Paramoecium y 
Grenet (136). 
Working of induction-discharges on Ciliates, Statkewitsch (362). — 
Reaction of Licnophora to electrical stimuli, Stevens (371). 
Phototaxis in Volvox, Holmes (159). 
The production of geotropic reactions in Paramcecium , Moore (271). 
C. Bionomics. 
1 . Plankton. 
Marine plankton, synopsis of Protozoa found in, Lemmermann (215). 
Plankton communities and their distribution, geographical and seasonal, 
in North Atlantic ; Protozoa in same, Gran (131). — Plankton from North 
Atlantic, mostly Dinoflagellates and Coccolithophoridce , Lohmann (235). 
Plankton from Thames, with Flagellates, Zacharias (417). 
Protozoan plankton from : — North Sea, mostly Dinoflagellates, Redeke 
& Van Breemen (315); Skagerack and Christiania Fiord, Gran & Hjort 
(132). 
Plankton from : North Sea and Skagerack, mostly Dinoflagellates and 
Tintinnids, Cleve (66) ; shallow creeks, Finnland, Rhizopods, Mastigopliora 
and Ciliates, Levander (220) ; Sea of Aland, and other Finnish bays, 
Mastigophora and Ciliata (Tintinnids), Levander (217) ; various lakes in 
Finnland, Rhizopods, Mastigophoraand Ciliates, Levander(219); freshwater 
and brackish ponds, Skaren islands, chiefly Mastigophora (with Glenodinium 
armatum and Hemidinium ochraceum n. spp.) and Ciliata (with Trichopelma 
n.g. sphagnetorum n. sp.), Levander (218). 
