Prodromus neapolitanae actiniarum faunae etc. 329 



Gen. XVII. Anemonactis. 



? Halcarapa, auctorum. 

 ? Anemonia, auctorum. 

 ? Heteractis, Milne Edwards 1857. 



Formae columna laevi, tentaculis retractilibus praeditae, acontiis, chromopho- 

 risque carentes. 



Sp. 33. Anemonactis magnifica. 



Descr. Anemonactis adhuc generis characteribus. 

 Hab. A brevibus S. Petri, Mtr. 7,00 circi ter profunda. 



Obs. Sessilis, laevis, paucitentaculata, difficile retractilis deine ab Halcampae, 

 Cereactidis, Anemoniae, Heteractidis generibus differt. 

 Var. : « rubra = a colore columnae. 

 ß] flava = id. 



Farn. 7 a. Ilyanthidae. 



Actinies pivotantes (pars), 3Iilne Hdwards 1857 (abs. Gen. Edwardsia). 

 Ilyanthidae (pars), Gosse 1860 [abs. Gen. Edwardsia, Cerianthus et Arach- 

 nactis). 



Ilyanthidae ^pars), VerriU 1862 (abs. Gen. Edwardsia) 1869, Studer 1878. 

 Ilyanthidae, Klunzingei- 1877. 



Actinianae liberae basi museulari carentes. 



Gen. XVIII. Ilyanthus. 



Actinia (pars) , Quoy et Gaymard 1833. 



Isacmaea 'pars) , Ehrenberg 1834. 



Iluanthos, Forbes 1840, Jnhnston 1847. 



Ilyanthus, Gosse 1856, 1860, Fern7n862, 1868, Khmzinger 1877. 



Iluanthos (pars) ì 



Adamsia (pars) / ^^*^"" Edwards. 



Ilyanthidae columna laevi, ore labiis regularibus praeditae. 



Sp. 34. Ilyanthus diaphanus. 



Syn. 1739, ? Colum marinum, Plauens, Conch. p. 43. tab. 41. fig. 6. 

 1767, ? Actinia judaica, Linnaeus 12a. p. 1088. 

 1788, '? - - Linnaeus- Gmelin 13a. p. 3133. 



1824, •? - nudata, Martens, Vened. vol. 2. p. 525. 

 1829, - diaphana, Jiapjh Polyp, p. 58. 



1834, - - Ehrenberg,Ii.oth.l>. il. 



1837, Cribrina diaphana, Lamarck, Hist. 3a. vol. 1. p. 547. 

 1841, Actinia diaphana, Delle Chiaje, Anim. vol. 4. p. 127. vol. 5. p. 139. 



tab. 154. 

 1857, Adamsia diaphana, Milne Edwards, Cor. vol. 1. p. 282. 



