Zoology.-] NATURAL HISTORY OF VICTORIA. [_Polyzoa. 



Plate 186, Fig. 1. 

 SCHIZOPORELLA ROSTRATA (McG.) 



[Genus SCHIZOPORELLA (Hinck.s). (Sub-kingdom Jlollusca. Class Polyzoa. Order 

 Infundibulata. Sub-order Cbeilostoniata. Family Escharidse). 



Gen. Char. — Zoarium encrusting, or erect .ind fnliaceous. or columnar and hranobed. Zooecia 

 closely adherent to each other ; lower lip with a distinct notch or sinus ; no true peristome ] 



Deschiption. — Zoarium encrusting. Zooecia rhoraboidal, separated by narrow, 

 .sharply-raised marg-ins, very slightly convex or nearly flat, silvery, with numerous 

 faintly-bordered pores; mouth with a wide shallow sinus in the lower lip and a 

 minute denticle on each side internally; an elevated process immediately below the 

 lower lip, on the inner aspect of which is an avicidarium with the triang-ular 

 mandible pointed upwards. Ooecia large, globular, surface punctate or obscurely 

 perforated. 



Reference.— P. H. MacGillivray, Trans. Roy. Soc. Vict., Nov., 1886. 

 Port Phillip Heads, Mi\ J. Bracebridge Wilson. 



Explanation of Figures. 



Plate 186. — Fig. I, two young zooecia. Fig. la, another portion from same specimen, 

 showing older zooecia and ooecia. 



Plate 186, Fig. 2. 

 SCHIZOPORELLA WOOSTERI (McG.). 



Description. — Zocecia broad, subquadrate, separated by distinct raised margins, 

 surface granulated; mouth subcircujar, with a wide rounded sintis below. An 

 avicularium, with semicircular mandible, on each side of the mouth at the upper 

 angles of the zooecia. 



Reference. — P. H. MacGillivray, Trans. Roy. Soc. Vict., July, 18S6. 

 QueensclifF, Mr, Wooster. 



Explanation op FionEE. 

 Plate 186. — Fig. 2, small portion of specimen, magnified. 



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