121 



Disk perfectly recractile. Column destitute of suckers. Sp. A. dian- 

 thus EUis. 



Gen. Sagar lia Gosse. Tentacles moderately long, slender. 

 üisk perfectly retiactile. Column furnished with suckers. Sp. S. 

 bellis Ellis, S. miniata Gosse, S. losea Gosse, S. ornata lloldsw., S. 

 ichlhyostoma n. sp., S. venusta Gosse, S. nivea Gosse, S. sphyrodota 

 Gosse, S. pallida Holdsw., S. pura Gosse (= S. pellucida Alder), S. 

 coccinea Zool. Dan , S. Iroglodytes Johnst., S. viduala Zool. Dan., S. 

 parasitica Couch (= A. effoeta Rapp.), S. (?) chrysosplenium Cocks. 



Gen. Pkellia Gosse. Tentacles moderately long, slender. 

 Disk perfectly relractile. Column clothed with a rough epidermis. 

 Sp. Ph. niucrocincta Gosse, Ph. gausapata Gosse, Ph. picta n. sp., 

 FA. Brodricii n. sp. 



Gen. Adamsi a Forb. Tentacles moderately long, slender. 

 Disk iniperfectly retractile. Base annular. Farasitics on shells. Sp. 



A. palliata Boh. 



Gen. n. Grerjoria. Tentacles moderately long, slender. Disk 

 iniperfectly retractile. Base entire. Not parasitic. Sp. u. Gr. fe- 

 nestrata, 



Farn. 2. Anthe adae. Tentacles simple. Column imperforale, 

 smooth. Margin simple. 



Gen. A ip lasia Gosse. Mouth normal. Skin smooth. Column 

 long, trumpet-shaped, furnished with acoutia and cinclides. Sp. A. 

 Couchii Forb. 



Gen. Aththea Johnst. Mouth normal. Skin smooth. Column 

 Short, broad, destitute of aconthia and cinclides. Sp. A. Cereus Ellis. 



Fam. 3. Actinind ae. Tentacles simple. Column imperforale, 

 smooth. Margin beaded. 



Gen. Actinia L. Skin smooth. Destitute of aconthia. Sp. A. 

 mesenibryanthemum Ell. 



Fam. 4. Bunodidae. Tentacles simple. Column imperforate, 

 warted. 



Gen. Tealia Gosse. Disk and tentacles retractile. Tuberclcs 

 conspicuous, of one kind only in the form of rounded warts, irre- 

 gularly scatlered. Sp. T. digitata Zool. Dan., T. crassicornis Zool. Dan. 



Gen. Bunodes Gosse. Disk and tentacles retractile. Tuber- 

 cles conspicuous, of one kind only, arranged in vertical lines. Sp. 



B. gemmacea EH., B. thallia Gosse, B. Baillii Cocks, B. corona- 

 tus Gosse. 



Gen. Hormathia Gosse. Disk and tentacles retractile. Tu- 

 bercles conspicuous, of one kind only, arranged in a single horizon- 

 tal line. Sp. H. Margaritae Gosse. 



Gen. Bolocera Gosse. Disk and tentacles not retractile. Tu- 

 bercles conspicuous. Sp. B. Tucdiae Johnst., B. eques n. sp. 



