BIONOMICS, PARASITISM. 
Prot. 37 
Protozoan plankton, tributary waters of the Yenesei, Zykoff (432). — 
Winter plankton from the Volga, near Saratow, with Ciliophora, Zykoff 
(43 1 ). 
Protozoan plankton from : various lakes in Asia-Minor, many forms new 
to the district, Dad ay (72) ; the Mediterranean, with many new forms 
Lohmann (234) ; Gulf of Trieste, Steuer (369). 
Plankton from : Mediterranean near Capri, Foraminifera and Radiolaria, 
Lo Bianco (233) ; Gulf of Trieste, Coccolithophoridce, Steuer (368) ; 
various Italian lakes, Monti (270). 
Peridinium abscissum n. sp. in plankton from Lake Achen in the Tyrol, 
Zacharias (416). 
Protozoan plankton from: Lake Hallstatter, Upper Austria, v. Keissler 
(173); Lake of Muzzano, Amberg (1 & 2); Schlosspark pond, Plon, Voigt 
(394); Lakes Uklei and Plus, Plon, Voigt (396); Klinker pond, Plon, 
Zacharias (419); bogs and marshes, East Holstein, several new forms, 
id. (421); “town-puddles,” Hohenmolsen, id. (424). 
Mastigophora in plankton, various lakes, neighbourhood of Plon, 
Lemmermann (214). — Plankton from Edeberg ponds near Plon, 3 new 
Dinoflagellates, Zacharias (422). 
Protozoan plankton from : Illinois river, its occurrence, abundance, 
seasonal distribution, etc., Kofoid (184); Patagonia, including Acineta 
tripharetrata n. sp., Entz (102). 
Growths of Chlamydoinonas in ponds in Connecticut, Hollis (157). 
Protozoa in stagnant or impure waters, Marsson (249). 
Colouration of water owing to the abundance of Protozoa, Zacharias 
(423). 
2. Parasitism, effects on host: relation to disease. 
[For infection, transmission, see p. 41 ; and for hosts pp. 44-47.] 
Protozoa and disease ; Clarke (64), Manson (246), Stephens & 
Christophers (366). 
Pathogenic Protozoa with the exception of Haemosporidia, Doflein & 
Prowazek (84). 
Gregarinosis : — Relations of Gregarines ( Stylorhynchus and Stenophora) 
to the intestinal epithelium of their hosts, L^ger & Duboscq (209 & 210). 
Coccidiosis: — Consideration of the Coccidia as parasites ; coccidiosis 
in general, Mesnil (260). 
Intestinal Coccidiosis : in poultry, Eckardt (96) ; in sheep, Moussu & 
Maiiotel (276) ; in Man, caused by Coccidium jalinum n. sp., Perroncito 
(296). 
Destructive effect of phagocytes on cysts of Caryotropha free in the 
coelome of a Polymnia , Siedlecki (348). 
Haemosporidiosis : — [Note. See remark in Introduction.] 
Malaria in general: Annett, Dutton & Elliott (3), Argutinsky (5), 
Bertrand & Klynens(15), Dutton (93), Grassi (134), James (167 & 168), 
Ross (324) and Thomson (381). 
Malaria and Mosquitoes : in Algeria, Billet (18) and Billet &Carpanetti 
(19); Jancso & Veszprenn (169), Roberton (320), Sergent (342 & 343), 
Sweet (374) ; in Sierra Leone, Taylor (376). 
Pernicious malaria in Catalonia ; recurrence of, by parthenogenesis of 
female forms of the parasite, Pittaluga (297). 
“Pitting” or “stippling” of the erythrocytes infected by the pernicious 
malarial parasite, as well as in cases of infection by the tertian one, 
Argutinsky (5), also Stephens & Christophers (368). 
“ Ilcemamoeba ” ziemanni invades the hasmatids and not the leucocytes 
of the birds infected, Laver an (196). 
Mode of entry of the spore of the malarial parasite into the red blood 
corpuscle, Christy (62). 
1903. [Vol. XL.] 
F 11 
