104 



Bryozoans of the 



Fenestella kobusta, n. sp. 

 Infundibuliform . width of branches from. 65 to 1.50 mm.; non- 

 celluliferous side, in well-preserved specimens, angular or subaugular, 

 with slight carina and minute nodes; dissepiments .65 of one mm. in 

 width; non-celluliferous side rounded or subangular ; fenestrules, on 

 non-celluliferous side broadly oval, length one mm. oncelluliferous 

 side elongate-oval; cells in from four to seven ranges; apertures cir- 

 cular, 18 in the space of five mm. 



Localities — Ontario, Canada ; and !N"ew York. 



FeNESTELLA propria, 71. sp. 



Infundibuliform ; lax , branches very gradually increasing in width, 

 from .65 to one mm., on nourcelluliferous side broadly angular with 

 a prominent sinuous carina along the middle ; dissepiments .30 mm. 

 in width, angular, carinated ; fenestrules subquadrangular or broadly 

 oval; length from 1.2o to 2.75 mm.; width from .80 to 1 mm., cells 

 in from two to five ranges, apertures minute circular, 14 in the space 

 of five mm. 



Locality — Near Buffalo, N. Y. 



Fei^estella largissima, n. sp. 

 Infundibuliform, irregular ; width of branches, 1.5 to 2.5 mm., 

 rounded or angular , dissepiments, 1.5 mm. in width ; fenestrules 

 irregular in size and shape, generally oval or subquadrangular ; length 

 from 2.5 to 5 mm. j width from one to two mm. 



Locality — New York. 



Feis^estella rigida, n. sp. 

 Infundibuliform, compact ; width of branches from .5 to 1.5 mm.; 

 on non-celluliferous side angular, slightly carinated; dissepiments one- 

 half the width of the branches, angular, carinated on non-celluliferous 

 side Fenestrules broadly oval, width equal to, or a little more than, 

 the width of the branches. Cellules in from two to six ranges; 

 apertures circular, margins elevated ; ranges separated by a promi- 

 nent ridge. , 



Locality — Thompson Lake, Albany county, N. Y. 



Fenestella striatupora, n. sp. 

 Infundibuliform, ^onipact, width of branches from .25 to .65 mm., 

 on non-celluliferoiis side, angular, with a slight carina along the mid- 

 die, having frequent strong nodes; dissepiments, ,5 mm. in width; 

 fenestrules oval, length, from .65 to .75 mm., width, .5 mm. ; cellules 



