18 Verm. 
VERMES. 
Echinorhynclms claviceps : paedogenesis ; id. (1). E. Unstowi , n. sp. r 
pp. 207 & 208 ; E. lutzii , n. sp., p. 208 ; id. (2). E. paucihamatus, n. sp., 
Leidy. E. tamian/ormis , n. sp., p. 179, fig. 4, Linstqw (3). 
NEMATODA. 
Existence of lemnisci : relations with Acanthoccphala ; Hamann (1). 
Formation of ovum and spermatozoa ; Hertwig. 
Formula for describing Nematodes ; Cobb (1). 
Nematoda from Arabia ; id. (1). 
Allantonema , Linstow (2). 
Angio8tomum nigrovenosum , Rud., p. 185, figs, xviii-xx ; id. (3). 
Anguillula aceti : biology ; Lindner. 
Ascaris : histology ; Jammes. A. gracillima , n. sp., p. 184, fig. 18, 
Linstow (3). A. diacis , n. sp., p. 411, Leidy. 
Atractis ( Ascaris ) opeatura , n. sp., p. 411, id. 
Dacnitis globosa , Duj., p. 183, figs, xii-xvii ; Linstow (3). 
Desmodora nudicapitata , n. sp., Cobb (1). 
Diplogaster , Linstow (2). 
Filaria hyalina , n. sp., p. 182, fig. 9, id. (3). F.primana, n. sp., p. 410, 
Leidy. F. semi-inclusa, n. sp., Phisalix. 
Gordius : early stages ; Camerano (1). 
Hcematozoon lewisi , Grassi & Calandruccio. 
Heterodera schachtii not transmitted by sheep ; Ciiatin (3). Prema- 
ture encystment, id. (2). 
Heterakis maculosa in the pheasant ; id. (1). 
Hypodontolaimus arabicus , n. sp., Cobb (1). 
Oxysoma terdentatum , n. sp., p. 182, figs, x & xi, Linstow (3). 
Oxyuris vermicularis : life-history, anatomy, development, with figs. ; 
Cobb (2). 0. vivipara : anatomy, with figs. ; Fiorentini. 
Spilophora ceylonensis , n. sp., Cobb (1). 
Strongylus cotivolutus, n. sp., Ostertag. 
Syngamus sclerostomum , Linstow (1). 
Trichince in American hogs ; Mark. 
Trichosoma, Rud. : monograph ; Stossicii (1). T. spinulosum, n.sp., 
p. 185, Linstow (3). T. tenuissimum , n. sp., p. 417, Leidy. 
ENTEROPNEUSTA. 
SCHIMKEWITSCH. 
ANNELIDA. 
Parentage, Giard. Descent, Meyer. 
Formation of Gonads in lymphatic tissuo ; Cujjjnot. 
Epithelial tissue ; Jourdan (2). 
Origin of metamerism and meaning of the mesoderm ; Meyer. 
