BRYOZOA 109 



forks by the interpolation of a very short segment 

 of a dark brown opaque substance, which contrasts 

 strongly with the white translucent substance of 

 the rest of the stem. Easily recognized by its 

 bushy character and spotted appearance; often 

 mistaken for a hydroid. 



Very abundant, washed on the New Jersey 

 beaches during some summers; other years entirely 

 absent. Reported from Maine to New Jersey; prob- 

 ably more widespread. 



Alcyonidium verrilli Osburn 



(A. ramosum Verrlll ) 



PLATE X. Fig. 5; PLATE XI. Fig. 8 



Fleshy, much branched, usually about V 3 i" (, li 

 in diameter; sometimes reaches as much as 12 inches 

 in height. 



Known from shallow water from Chesapeake 

 Bay to Cape Cod; at times abundant on the beaches 

 of Chesapeake and Delaware Bays. 



Alcyonidium polyoum Hassall 

 (A. my till Dalyell) 



PLATE XI. Fig. 7 



Forms a fleshy covering to stones and shells; 

 usually impregnated with earthy material giving 

 the shell or stone the appearance of being coated 

 with mud. 



Known from shallow water from Delaware Bay 

 to Nova Scotia. Frequently dredged in New Jersey 

 waters or found washed up on the beach. 



