180 1. F. BRANDT. — Conspectus sectionum. 
Conspectus seclionum, generum, subgenerum et specierum novorum, quæ in 
fasciculo primo Prodromi descriptionum animalium a Mertensio in or- 
bis terrarum circumnavigatione observatorum reperiuntur; 
Auctore J. F. Branpr. 
PHYTOZOA POLYPI Ehrenb. 
Sectio. Zoocorallià Polyactinia Ehrenb. 
Fam. ZoanrmiNa Ehrenb. 
Subfam. Corticifera Br. 
Genus. Corticifera Les. seu Polythoa. Lam. 
i. Spec. Corticifera variabilis Br. (Nov. Spec.).—In insulis Boninsi- 
mensibus reperta. 
Genus. Mamillifera Lesueur. 
1. Spec. Mamillifera olivascens Br. (Nov. Spec.) — In insularum 
Boninsimensium litoribus observata. 
Subfam. Rhizobola Br. 
Genus, Zoanthus Les. Blainv. Ehrenb. 
1. Spec. Zoanthus Mertensii Br. (Nov. Spec.) — In litoribus insulæ 
Ualan. 
Fam. AcrTiniNaA Ehrenb. 
Sect. AcrTrnrAcEA Br. 
Genus. Actinia Hill., Brown, Ehrenb. 
1. Subgen. Monostephanus Br. 
2. Subgen. Diplostephanus Br. 
1. Spec. Actinia chlorodactyla Br, (Nov. Spec.) — In insulis Bonin- 
simensibus detecta. 
3. Subgen. Tristephanus Br. 
2. Spec. Actinia Ehrenbergii Br. (Actinia helianthus Ehrenb.) 
4. Subgen. Tetrastephanus Br. 
5. Subgen. Hexastephanus. Br. 
6. Subgen. Polystephanus Br. 
3. Spec. Actinia farcimem Br. (Nov. spec.) — In peninsula Kamts- 
chaïka. 
7. Subgen. Taractostephanus Br. 
4. Spec. Actinia Xanthogrammica Br. ( Nov. spec.). — In insula 
Sitcha. 
9. Spec. Actinia elegantissima Br. (Nov. spec.) — In insula Sitcha. 
