Bate.—Hydroids from the New Zealand Coast. 263 
Lytocarpus poema except that the итча are alternate instead of 
opposite. Secondary branches sometimes 
The two hydrothecae on orci do. э differ appreciably from 
e others, but those on corbula are smaller, more cylindrical, with 
intrathecal fold more dique marginal teeth smaller, TR anterior one 
without superior point. Only male corbulae present. 
Hemicarpus banksi male (Fig. e a.) 2 
Plumularia banksii Gray, 1843, р. 2 сери: 1874, р. ore 
Анаорыма banksii Bale, 1886, p. 108 Farq 1896, p. 4 
Ever since Gray's time this has nd an idola bie species, 
Hutton's reference to it of a hydroid found by him at Lyall Bay being 
pronounced by Coughtrey to be erroneous. By the aid of a fragment 
Gray's specimen received from British Museum I am enabled to give 
Fic. 17.—a, i banksi о» from Sir Joseph B 
dr оир ecundus Allman, from one of Almae: 8 specimens. 
an account of it sufficient to render its identification possible. Though 
its gonosome is not present, its close similarity to Hemicarpus secundus 
ia secunda Kirchenpauer, Lytocarpus secundus Allman), which 
even spei distinct. 
mentions that the stem is compound and branched ; his description 
of Кысыр as opposite is, however, not in accordance with the specimens, 
which, Captain Totton in nforms me, have the к alternate, ims 
arranged, pinnae being at distances of from 5 mm. to 8mm. apart, an 
both series directed strongly to front (Gray intu Fs as xcd 
The specimens, which are fragmentary, measure about 38 mm. and 35 mm 
respectively. 
