512 VESICULARIID^E. 



Group b. STOLONIFERA, Ehlers. 



VESICULARINA, Johnston. 



LES CENTRmjGiNfcs RADICELLE9 (part.), D'Orbigny. 



VKSICULARIK*, Smitt. 



ZOARIUM horny or membranous. ZOCECIA developed by 

 budding from the internodes of a distinct stolon or 

 stem. 



i. ORTHONEMIDA, Hincks. 



POLYPI DBS with all the tentacles erect and forming a perfect 

 circle. 



Family IV. VesiculariidsB. 



Zo(ECiA contracted below, not closely united to the stem at 

 the base, deciduous, destitute of a membranous area. 

 ZOARIUM repent or erect. 



a. Polypides furnished with a gizzard. 

 Genus VESICULARIA (part.), J. V. Thompson. 



Der. From vesicula, dim. of vesica, a bladder. 



VESICOLARIA, J. V. Thompson (part.), Zool. Illust. 1830: Farre: Johnston : 



&c. 



SERTULAHIA (part), Linmeus : Pallas : &c. 

 LAOMEDEA (part.), Lamouroux : Blainville. 

 VALKERIA (part.), Fleming : Dalyell. 



GENERIC CHARACTER. ZOCECIA ovate, distant, disposed 

 regularly in a single series on one aspect of the stem. 

 ZOARIUM phytoid, rooted by a fibrous base. POLYPIDE with 

 a small number of tentacles and a gizzard. 



