394 



INDEX 



Crossaster 13, 15, 258. 

 Crossaster 243. 

 Crossaster affinis 261. 

 Crossaster korenii 261, 371. 

 Crossaster papposus 249, 259, 339, 



343 ; Pis. 5, 8, 9, 49. 

 Cryptasterias, new genus 362, 372, 



374- 

 Cryptasterias turqueti 362, 372. 



Cryptozonia 24. 



Ctenaster 263. 



Ctenasterias, new genus 53, 55, 148, 



374- 

 Ctenasterias cribraria 53, 60, 148, 



338 ; pi. 25. 

 Ctenasterias spitzbergensis, 53, 55, 



148, 270. 



Ctenodiscime 283, 329. 

 Ctenodiscus, 315, 329, 330. 

 Ctenodiscus australis 333, 369. 

 Ctenodiscus corniculatus 331. 

 Ctenodiscus crispatus 330, 340, 343, 



345, 347, 349 ; pis. 5- 49- 

 Ctenodiscus krausei 331. 

 Ctenodiscus polaris 330. 

 Ctenodiscus procurator 333. 

 Ctenodiscus pygmcsus 330. 

 ctenophorus, Astropecten 321. 

 Culcita 288. 



cunninghami, Asterias 353. 

 cunninghami, Sporasterias 353. 

 Cycethra asterina 366. 

 Cycethra asteriscus 366. 

 Cycethra calva 366. 

 Cycethra electilis 366. 

 Cycethra elongata 366. 

 Cycethra ganeriodes 366. 

 Cycethra lahillei 366, 372. 

 Cycethra media 366. 

 Cycethra nitida 366. 

 Cycethra pinguis 366. 

 Cycethra regularis 366. 

 Cycethra simplex 366, 372. 

 Cycethra subelectilis 366. 

 Cycethra verrucosa 366, 372. 

 Cystidea, number of rays 15. 



danse, Pteraster 278. 



dawsoni, Acantharchaster 312. 



dawsoni, Archaster 312. 



dawsoni arctica, Solaster, new sub- 

 species 252, 253, 347; pi. 87. 

 dawsoni, Luidiaster 312, 339, 343, 349 ; 



pis. 33, 34, 35- 

 dawsoni, Orthasterias, new species 48, 



65, 172, 175, 342; pis. 23, 75, 80, 

 8x. 



dawsoni, Solaster 249, 339, 342, 348; 



pis. 46, 90, 91, 92. 

 decemradiatus, Asterias 254. 

 decemradiatus, Solaster 254. 

 densa, Evasterias troschelii, new 



variety 63, 161, 341. 

 densispina, Henricia 223, 373. 

 densus, Perknaster 364. 

 Dermasterias 68. 

 Dermasterias imbricata 14, 306, 343, 



345, 348; pis. 50,86,97. 

 Dermasterias imbricata, var. valvuli 



f era 305. 3o8, 343 ; pi. 29. 

 Dermasterias inermis 306. 

 Desmopatiria 263. 



Desmopatiria flexilis 263, 364, 372. 

 Development, 39. 

 diomedeae, Hydrasterias 350. 

 Diplasterias 43, 44, 101, 358. 

 Diplasterias loveni 361. 

 Diplasterias liitkeni 361. 

 Diplasterias papillosa 360. 

 Diplasterias spinosa 361, 372. 

 Diplasterias steineni 361. 

 Diplasterias turqueti 362. 

 diplax, Linckia 309. 

 Diplopteraster 203, 267, 273, 279. 

 Diplopteraster multipes 279, 339. 

 Diplopteraster peregrinator 368. 

 Diplopteraster verrucosus 368. 

 dispar, Leptasterias, new species 63, 



115, 142, 341; pi. 16. 

 Distolasterias 33, 47, 66, 185, 350. 

 Distolasterias chelifera, new species, 



66, 185, 342; pis. 81, no. 

 Distolasterias stichantha 44, 49, 185, 



373- 

 Distribution, geographical 18, 337. 



Dorsal ossicles, form 34. 

 Dorsal spines, form 34. 

 douglasi, Asterias 107, 113 114. 

 dubia, Asterias 97. 



