INDEX, VOL. VI, PART II, ECHINODERMATA 



PAGE 



Acanthaster 245 



echinites 247 



echinus 247 



planci (plates 77, 78) 245 



Acanthasteridae 245 



Alvelata 245 



Asterias 247 



echinites 247 



laevigata 243 



planci 246 



Asteroidea 238 



Aulodonta 251 



Camarodonta 253 



Centrechinidae 251 



Cidaridae 247 



Cidaris 249 



annulifera 249 



galapagensis 248 



toreumaticus 254 



Cidarites 249 



annulifera 249 



imperialis 250 



Cidaroidea 247 



Culcita 238 



novae-guinae (plates 69, 70).... 238 



plana 241 



Diadematoida 251 



Echinidae 254 



Echinodermata 235, 237 



Echinoidea 247 



Echinometra 257 



lucunter 258 



mathaei (plates 93, 94) 237,257 



Echinometridae 256 



Echinothrix 251 



calamaris (plates 85, 86) .237, 252 



diadema (plates 83, 84) 251 



turcarum 252 



Echinus 253 



calamaris 253 



diadema 252 



gratilla 255 



mathaei 258 



trigonarius 260 



Eucidaris 247 



PAGE 



galapagensis 248 



thouarsii (plates, 80, 81, 



Vol. IV) 237,247 



Geographic distribution 237 



Heterocentrotus 258 



mamillatus 258 



trigonarius (plates 95, 



96) 237, 258 



Hipponoe 255 



variegata 255 



Introduction 237 



Linckia 241 



brownii 245 



crassa 245 



ehrenbergii 243 



guildingii (plates 71, 72, 73) .. 241 



laevigata (plates 74, 75, 76) .... 243 



miliaris 245 



nicobarica 243 



pacifica 243 



typus 245 



Ophidiaster 243 



ehrenbergii 243 



ornithropus 243 



Ophidiasteridae 241 



Oreasteridae 238 



Parasalenia 256 



gratiosa (plates 91, 92) 236,237 



Phanerozona 238 



Phyllacanthus 249 



imperialis (plates 81, 82) ..237,249 



Prionocidaris 248 



baculosa annulifera 



(plates 79, 80) 237,248 



Spinulosa 245 



Temnopleurus 253 



toreumaticus (plates 87, 



88) 237, 253 



Tripneustes 254 



gratilla (plates 89, 90) 237, 254 



Valvulosa 238 



