Stenothoe adhærens, Stebbing.

Stenothoe adhærens, Stebbing, “Report on the ‘C hallenger’ Amphipoda,” p. 748, pl. xxxix.

I have for some years had specimens from Lyttelton Harbour that I now refer without much doubt to this species, which is described by Stebbing from two female specimens taken off Cape Agulhas, South Africa. My female specimens agree very closely with his description; the males, which he had not seen, differ in having the peduncles of the antennæ longer, and especially in the second gnathopoda, which have the propodos very large—about as large as all the rest of the limb; the anterior edge is convex; the posterior edge is straight, and produced distally into a sharp tooth, at the base of which is a small projection on the inferior margin. The dactylos is fully as long as the propodos, and has a slight enlargement on the inner margin, at some distance from the base; its inner margin, and the whole of the posterior margin of the propodos,