218 L e II c k ;i r t : Berichl ülier die Lcis(iiiig;en in der IViilnrgfSchicIilo 



undivided, siibaequal. filiform, very long. Ko tnbercles on the cdgc 

 of the Upper disk. S. viduata. 



Dysactis M. Edw. Tentacles furming two distinct oircles con- 

 tinuous at their base , those of tlic inner row tbrce liines as long 

 as the oulher row , numerous, short and subae(Hial. Margin of disk 

 withoiit tubereles. A. biserialis. 



B. Body sUidded niore or less wilh verruriforni tubereles or 

 sucking-glands (= ßunodidoe Gosse). 



Cribrinn Ehrbg. Body studdcd with glandulae , wart«, iire- 

 gularly plaeed . suetorial , distributed over the whole surfaee of the 

 body. Tentacles short. thick. obluse, snbaequal. very numerous. Cr. 

 coriacea. 



Cercus M. Edw. Body with glandulär warts plaeed in verli- 

 eal lines and unequal. Tentaeles not numerous . chiefly niargin»!, 

 much spread and beut, conicnl. ratberstout; Icnglh about eqnal to 

 dianreler of disk. A. genunacea. 



Cyrtactis Th. Body rough, wilb sucking-glands in closse-set per- 

 pendicular ridges or vertical rows , and all equal, the whole hcight 

 of the body. Centre of disk niore vaised than the edges. Üisk grea- 

 ter in dianicter than the pillar ot the body. Tenlaeles long, mode- 

 rately slender, generaliy horizontal to the disk, niostly marginal, their 

 lips constantly curled back. A. elavala. 



Heliacfis Th. The glandulär warts plaeed only on the Upper 

 portion of the body; tentacles very numerous, short, varying in 

 length , erowded towards ihe cdge of Ihe disk, and of modcrute 

 thickness ; oral disk much expanded. A. bellis. 



C. Body wilhout glandulär warts, and with pores for Ihe pas- 

 sage of thread-cells (^ Sagartiadae (losse). 



Actinoloba BI. Skin soft ; disk very largc. Tentacles very nu- 

 merous, shorl, varying but little in lenglh and forming a thick fila- 

 mentous fringe ; margin of disk lobcd. A. dianthus. 



Sagartia (Josse. Skin coriaceous , occasionally wrinkied, (irm 

 to the touch. Tentacles numerous, oot pnrtially long, retractile, ha- 

 ving great power of elongation. Base broad and circulnr. Body 

 eylindrical. Fores situaled near the base and varying in size. Para- 

 sitic. A> parasitica. 



Adamsia Forb. Skin soft. Tentacles scarcely retractile . short. 

 Base when young circular, afterwards expanding lateraily until Ihe ex- 

 treme points meet and form a eircle. Disk circular or oblong, ac- 

 oording to the form of the base. Base secreting a horny membrane. 

 Body much depressed, not cylindrical. A. paliiata. 



Ueber Actinia rosea n. sp. siehe Wright new Edinb. phll. 

 Journ. IV. p. 92- Ebendaselbst über Act. bellis var. fusca. 





