16 Verm. 
VERMES. 
Virchow, R. On Bilharzia hcematobia. Brit. Med. J. 1888, i, 
p. 1030. 
Common in Egypt, but can be expelled, even from urinary organs, by 
treatment. 
Voeltzkow, A. (1) Aspidogaster conchicola. Arb. Inst. Wiirzb. viii, 
p. 249. Abstract in J. R. Micr. Soc. 1888, p. 954. 
(2) Aspidogaster Imacoides. Arb. Inst. Wiirzb. viii, p. 290. 
Short anatomical description. 
Yuillemin, P. Sur un procede pour 6tudier le systeme vasculaire de la 
sangsue. Bull. Soc. Nancy, viii, fasc. 20. 
Walsjngiiam, Lord. The Gape-Worm of Fowls ( Sgngamus trachealis ). 
Nature, xxxviii, p. 324. 
An account of a paper in the Bulletin of Buffalo Soc. of Nat. Sciences, 
v, 2, in which it is shown that Lumbricus terrestris is the intermediate 
host. 
Weber, E. F. Notes sur quelques Rotateurs des environs de Gen&ve. 
Arch. Biol. 1888, p. 647. 
Contains an account of Floscularia campanulata , $ , ITydatina 
senta, Diglena catellina , and Bracliionus urceolaris , Several 
new species, and a short discussion of various anatomical points in the 
Botifera. 
Weldon, W. F. R. Haplodiscus piger } a new Pelagic Organism from 
the Bahamas. Q. J. Micr. Sci. xxix, p. 1. 
Resembles Leptodiscus medusoides of R. Hertwig. Probably a free- 
living Cestode. 
Weltner, — . Die Planarien bei Berlin. S.B. nat. Fr. 1888, pp. 73 
& 171. 
Wendt, A. Ueber den Bau von Gunda ulvce ( Planaria ulvce , Oersted). 
Arch. f. Nat. 1888, p. 253. 
An anatomical and histological memoir. 
Western, Geo. Botifera at Staines. Sci. Goss., Nov. 1888. 
With a figure of $ Asplanclina myrmeleo. 
Whitman, C. 0. Preparation of the Eggs of Ascaris megaloccphala. 
Am. Nat. 1888, p. 277. 
A summary of the methods employed. 
Willot, — .. Sur 1’ Ueterodera schachtii. C.R. 1888, ii, p. 507. 
Claims priority over Strubell in the question of destroying Ueterodera 
by a solution of sea-salt. 
Wir^n, A. Om circulations och digestions organen hos Annelider af 
familjerna Ampharetidcc , Terebellidce ) och Amphictenidce. Sv. Ak. 
Handl. xxi, No. 7. 
