Dr. L. Orley on Hatr-worms. 329, 
Hab. Batchjan (This curious Annelid is found on the 
ground in the forests of Batchjan, twisted among dead leaves 
or twigs.” — Wallace) ; Celebes; Nepaul (coll. by B. H. Hodg- 
son, Hsq.) ; River Nikko, Central Japan. 
3. Gordius aquaticus, Linné. 
Complete literature in Baird’s ‘Catalogue of Entozoa,’ 
p. 35. ; 
Hab. Freshwater ponds, ditches, and slow-running streams. 
Europe. 
4, Gordius eneus, Villot. 
Gordius eneus, Villot, Monogr. d. Drag. p. 52. 
Female, length 55 centim.; male, length 25 centim. 
Body cylindrical, tapering but very slightly at extremities. 
Anterior extremity rather narrower than posterior. The tail 
of the male has two lobate processes with short spines at their 
ends. ‘The thickening in the region of the sexual apeyture is 
inconspicuous. 
Hab. Cumana (Venezuela) and South Africa. 
5. Gordius platyurus, Baird. 
Gordius platyurus, Baird, Cat. of Ent. in Brit. Mus. p. 36; id. Proc. Zool. 
Soc. 1853, p. 20; id. Ann. & Mag. Nat. Hist. ser. 2, xv. p. 71; 
Diesing, Revision d. Nem. p. 601; Villot, Monogr. d. Drag. p. 52. 
Body of a uniform dull white colour, narrower at anterior 
extremity and terminating in a broad flattish tail, which is 
shghtly bifid. 
Male unknown. 
Hab. Jamaica. 
6. Gordius spherurus, Baird. 
Gordius spherurus, Baird, Catal. of Entozoa in Brit. Mus. p. 112; id. 
Proce. Zool. Soc. 1853, xxi. p. 21; id. Ann. & Mag. Nat. Hist. 
ser. 2, xv. p. 72; Diesing, Revision d. Nematoden, p. 601; Villot, 
Monogr. d. Drag. p. 56. 
Female and male, length 86-40 centim., breadth 1-14 
millim. 
Posterior extremity bluntly rounded and marked across 
with a rather elongated depression. The tail of the female is 
somewhat swollen and club-shaped. ‘The tail of the male has 
two lobate processes; the lobes are equally broad, and the 
interval between them distinct. The thickening in the region 
of the sexual aperture conspicuous. 
Hab. Khassya hills, India. 
