Polyzoa from Queen Charlotte Islands. 251 
orifice large, well arched above, constricted a little above the 
lower margin, which is straight; operculum of a rich reddish 
brown ; peristome not elevated, lower margin much thickened, 
usually terminating on each side in a knob; large, elongate, 
depressed spatulate avicularia scattered amongst the cells. 
Oacium (?). 
Surface of zoarvum flat; colour brown, with a tinge of red, 
in old states white and highly calcified. 
Loc. Cumshewa Harbour and Houston-Stewart Channel, 
Queen Charlotte Islands, on shell (Dr. G. M. Dawson). 
Family Myriozoide (part.), Smitt. 
ScHIZOPORELLA, Hincks. 
Schizoporella crassilabris, n. sp. 
Zoecia-large, elongate, ovate, quincuncial, very distinct, 
convex, sutures not very deep ; surface dense, punctured (the 
punctures often obliterated by the calcification) ; orifice sub- 
erect, suborbicular, with a broad rounded sinus occupying 
nearly the whole of the lower margin; peristome raised and 
thickened, forming a wall round the orifice, often massive 
in front, where it is carried out into a broad projection, which 
is notched or sinuated in the centre. Avicularia none. Oa- 
cium large, rounded, broader than high, with rather large 
punctures. 
Loc. Houston-Stewart Channel, Queen Charlotte Islands, 
15-20 fms. (Dr. G. M. Dawson). 
Schizoporella longtrostrata, n. sp. 
Zoacia ovate, disposed in lines, moderately convex (sutures 
shallow) ; surface roughened or minutely granulated, covered 
with an epitheca ; orifice arched above, lower margin extended 
into a wide rounded sinus; peristome thin, elevated at each 
side; on one side, generally a little below the orifice, an elon- 
gate, slender, pomted, dependent aviculariwm, the mandibie 
(which is broad at the base and tapering above) directed ob- 
liquely downwards, usually turned slightly outwards. Ow- 
cium rounded, flattened in front, thickly punctured, with a 
shallow oral arch. 
Loc. Off Cumshewa Harbour, on shelk (Dr. G. Ml. Daw- 
son). 
Schizoporella insculpta, un. sp. 
Zoarium foliaceous and bilaminate or incrusting. Zowcia 
large, ovate, quincuncial, depressed, separated by raised lines, 
sutures shallow; surface vitreous, glossy, thickly covered 
EGS 
