236 ^- KOEHLER. 



Asteries. 



Astropecten africanus Koehler 

 Ästropecten aurantiacus (Linne) 

 Astropecten Hupferi nov. sp. 

 Astropecten Mic7iaelse7ii nov. sp. 

 Astropecten mamillatus nov. sp. 

 Astropecten liberiensis nov. sp. 

 Luidia numidica Koehler 

 Pentaceros dorsatus (Linne) 

 Goniaster africanus Verrill 

 Ophidiaster ophidianus Lamarck 

 Linckia Bouvieri Perrier 

 JLinckia Guildingii Gray 

 Patiria hellula Sladen 

 Asterina exigua (Lamarck) 

 Asterina marginata Hupe 

 Crihrella ornata Perrier. 



Ophiures. 



Ophioderma appressa (Say) 



Ophioderma longicauda, var. guineense Greeff 

 Ophiolepis affinis Studer 

 Ophiolepis paucispina Müller et Troschel 

 Ophiarachnella africana nov. sp. 

 Ophiactis africana Koehler 

 Ophiactis Mülleri Lütken 

 Ophiactis Savignyi Müller et Troschel 

 Ophiocnida ahrwrmis Lyman 

 Amphiocnida semisquaniata nov. sp. 

 Amphiura capensis Lyman 

 Amp)hiura grandisquama Lyman 

 Aniphipholis clypeata nov. sp. 

 AmpTiipholis niidipora nov. sp. 

 Amphipholis squamata (Delle Chiaje) 

 Ajriphiodia acutispina nov. sp. 

 Amjyhiodia clncta nov. sp. 

 Ampliioplus congensis (Koehler) 

 Amphioplus oecidentalis nov. sp. 

 Ophiopsila guineensis nov. sp. 



