Hurton.—Catalogue of the Worms of New Zealand. 821 
in size. Caruncle long, narrow, extending over 4 or 5 segments. Ventral 
cirri white; dorsal cirri long and subulate, of a beautiful purple colour. 
Branchie simply branched. Bristles of both feet capillary, slender, and 
simple, those of the dorsal tuft longer and stouter than the ventral. 
Family Nupuruyipa. 
Body long, many-jointed; lateral feelers small; peristome without 
cirri, but with parapodia and papille in place of teeth. 
Genus Nephtys, Cuvier. 
Head small, with four small antenna. Body terminated by one anal 
curus. Branches of feet separated; the superior carrying a cirriform 
branchia on its inferior border. 
N. macroura Schmarda, l.c., p. 91. Quat., I, p. 480. 
Body prismatico-cylindrical, greyish-yellow. Head trapezoidal. Eyes 
large. Tentacles four, distinct; jaws two on a horny base. Branchie 
short; inferior lamellar process large. Ventral cirrus obsolete. Caudal 
cirrus filiform long. 
Family NEREDA. 
Body long, with two anal cirri; head flat, small, with four eyes, two 
small middle and two large outer antenne ; peristome with eight feelers ; 
epipharynx protrusible, with two large horizontally moveable jaws, armed 
with denticles; parapodia double, with acicula, and no hair-like bristles. 
Genus Nereis, Lamarck. 
Head with four eyes and four antenne; latero-external antenna very 
thick terminated by a small distinct joint ; buccal segment very distinct with 
4 pairs of subulate tentacles; proboscis short, divided into 8 regions, of 
which two are exsertile, always armed with two strong curved jaws, and 
generally with very small and numerous denticles ; feet biramous ; superior 
branch with two tongue-like accessory branchie, inferior kadh with a 
single similar one ; both branches with bristles and a cirrus. 
N. Robusta, Quatrefages, l.c. I., p. 544, not of Kinberg. 
Head broad, elongated, anterior suleus apparently bipartite; lateral 
antenne very thick, broad, shorter than the head; the median small 
conical; buccal segment short. Tentacles shorter than the head; jaws 
broad, internal margin straight, 5-6-dentate. Denticles numerous, large, 
disposed in balls ; body broad, of 107 segments ; feet very short, appendices 
rounded, each with a short cirrus. 
N. praoca, Schmarda, l.c., p. 107, pl. XXXI., f. 246. Quat., lc., I., p. 546, 
not N. pacifica, Quat., from Peru. 
Back obscure green; belly greenish-yellow ; segments 180; head 
rounded; external tentacles rounded, short; branchiæ and ventral cirri 
all 
