BRYOZOA 105 



Found in shallow water or washed upon the beach. 

 Characterized by its keyhole shaped orifice (open- 

 ing) ; no ovicells. 



Entire coast Canada to Gulf of Mexico. 



Hippodiplosia americana Verrill 

 (Lepralia americana Verrill) 



PLATE XL Fig. 11 



Similar to the above but distinguished from it 

 by its oval instead of keyhole shaped orifice and 

 the presence of ovicells. 



New Jersey to New England. 



Smittia trispinosa var. nitida Verrill 



PLATE X. Fig. 8; PLATE XL Fig. 9 



Encrusting stones, shells, etc. Characterized 

 by the presence of three spines on the rounded 

 opening. Rare ; dredged . in 7 fa thorny off Cape 

 May, New Jersey. Ranges from the Gulf of Mexico 

 to Canada. 



Schizomopora avicularis Hincks 

 (Cellepora avicularis Hincks) 



PLATE IX. Fig. 5 



Encrusts shells, pebbles, etc., at Five Fathom 

 Bank and elsewhere along the New Jersey coast; 

 not common. 



This species has been confused with 8. americana 

 Osburn which may be a varietal form. According 



