290 Transactions.—Zoology. 
from pale to dark brown, with the segments sometimes uniform, sometimes 
darker in front. Legs yellowish. Length, 1:8 inch. 
Hab. Wellington, Dunedin, Clyde, Preservation Inlet. 
A very common species. When put into alcohol it stains it a dark 
purple. 
Tulus (Spirostreptus) striatus, sp. nov. 
Head smooth, emarginate anteriorly. Antenne tomentose, 7-jointed, 
the 2nd the longest, the 8rd to the 6th sub-equal. Segments 47, the 
posterior half of each with fine distant longitudinal strie on the dorsal 
and lateral surfaces; anterior portion smooth. Lateral margin of first 
segment rounded. Pre-anal segment terminating in a slightly obtuse 
rounded point, not passing the anal valves. Upper surface brown, paler 
below. Length, :4 inch. 
unedin. 
Iulus berardi, Walck. (Gervais, Apteres, IV., p, 333), is a very different 
species, which I have never seen. 
Polydesmus (Oxyurus) serratus, sp. nov. 
Antenne tomentose, 7-jointed ; the 2nd and 8rd equal, and longer than 
the 4th and 5th, the 7th very small. Top of the head pentagonal; face 
with a few scattered hairs, smooth. Segments smooth, the sides of each 
produced into a strong keel, whieh extends backward on each side in an 
acute curved angle. Pre-anal segment terminating in a blunt point, with 
scattered white hairs; the inferior semicircular slightly toothed. Dirty 
white, with a more or less distinct brown dorsal stripe; 
under surface 
white. Length, ‘4 inch. i 
Polydesmus (Oxyurus) worthingtoni, sp. nov. 
Antennæ tomentose, 7-jointed; the 2nd much longer than the 8rd or 
4th, which are subequal. Segments 18 or 19, the same as in the last, but 
the angles on each side spring more suddenly from the posterior margin. 
Pre-anal plates as in the last. Dark reddish-brown. Length, *65 inch. 
Hab, Queenstown. 
Named after Mr. J. 8. Worthington, of Queenstown. 
Polydesmus (Strongylosoma) gervaisii, Lucas, Hist. Anim. Artic., Apt., 
p. 525; Gervais, Apteres, IV., p. 118. Fig. 4. 
Hab. Dunedin, Preservation Inlet. 
New Zealand specimens agree so well with the description of this Aus- 
pe and Tasmanian species, that I have no hesitation in considering 
it as the same. P. novare, Humbert and Sauttare (Verhandl. Zool. Bot. 
Gesellsch. in Wien, 1869, p. 689), is very closely allied, if notidentical with 
