INDEX 



acoela, Antedon, 116, 192, 194, 245, 354, 355, 

 357, 358. 

 Poecilometra, 115, 116, 245, 265, 355, 357, 

 359, 360. 

 Acoela group, 192, 194, 200. 

 Actinometra, 3, 39, 100, 279, 280, 343. 

 granulifera, 280, 343. 

 pulchella, 39, 101, 103, 124. 

 sp., 101, 103. 

 aculeata, Antedon, 191, 202, 204, 206, 222. 

 Charitometra, 204, 206, 348. 

 Chlorometra, 205, 206. 

 Chondrometra, 202 (in key) 203, 204, 205, 

 206. 

 acuta, Daidalometra, 23, 25. 



Stenometra, 25, 26, 27, 28. 

 acutiradia, Antedon, 1, 119, 132, 133, 134. 



Stiremetra, 120, 121 (in key), 127, 132, 134, 



351. 

 Thalassometra, 132. 

 acutus, Saracrinus, 245. 

 Adelometra angustiradia, 98, 99. 

 adriani, Anthometra, 18, 22, 41, 64, 119, 141, 



145, 148, 170, 221, 227, 228. 

 agassizi, Thalassometra, 158. 

 agassizii, Antedon, 113, 154, 156, 158, 161, 182, 

 186, 191, 213, 215, 216, 218. 

 Myzostoma, 39. 



Thalassometra, 109, 113, 121, 138, 152, 154 

 (in key), 158, 160, 161, 162, 180, 182, 186, 

 191, 213, 215, 216, 218. 

 Aglaometra, 4, 6 (in key), 91, 107, 108, 116, 118, 



152. 

 Aglaometra eupedata, 91, 108, 109, 115, 116. 

 incerta, 103, 107, 108 (in key), 114, 116. 

 propinqua, 91, 108 (in key), 116, 117, 118, 



pi. 15, fig. 47. 

 sulcata, 91, 108, 109 (in key), 118, 119, 



pi. 13, fig. 40. 

 valida, 17, 103, 107, 108 (in key), 109, 114, 

 127, 350, pi. 12, fig. 37, pi. 13, figs. 38, 39. 

 vera, 91, 108, 116, 118. 

 ajax, Parametra, 64, 65 (in key), 84, 86, pi. 9, 



fig. 29. 

 albofiava, Antedon, 88, 89. 



Lissometra, 88, 89, pi. 11, fig. 34. 

 Parametra, 88, 89. 

 Thalassometra, 88, 89. 



Alecto serrata, 30, 38. 

 alternicirrus, Diplocrinus, 39. 

 Amphimetra discoidea, 27. 

 andersoni, Antedon, 1, 191, 192. 



Pontiometra, 1, 191, 192. 

 angulata, Ophiothrix, 41 

 angusta, Crinometra brevipinna var., 284, 287, 



288, 291 (in key). 329, 330, 835, 347. 

 angusticalyx, Antedon, 104, 182, 192, 194, 195, 

 263, 265, 281, 287, 329, 330, 335, 336, 

 344, 346, 347. 

 Charitometra, 263, 265. 

 Glyptometra, 230 (in key), 263, 357. 

 Pachylometra, 265, 266. 

 Perissometra, 196, 263, 265, 287, 333, 337, 

 338. 

 angustiradia, Adelometra, 98, 99. 



Antedon, 98, 99. 

 Annacrinus wyville-thomsoni, 39, 104, 106, 121, 



124. 

 annae, Perissometra, 238. 

 annandalei, Crotalometra, 138, 148, 151. 



Oceanometra, 109, 113, 138 (in key), 139, 



144, 145, 151, pi. 15, figs. 45, 46. 

 Thalassometra, 113, 139, 141, 144, 148. 

 anomala, Cyllometra, 16. 



Antedon, 1, 5, 7, 23, 29, 39, 41, 42, 64, 69, 81, 

 88, 89, 90, 100, 107, 113, 116, 119, 124, 

 125, 128, 134, 137, 151, 152, 156, 172, 

 175, 177, 182, 185, 186, 191, 192, 201, 

 202, 206, 208, 213, 215, 227, 229, 236, 

 246, 253, 265, 270, 274, 279, 280, 338, 

 343, 345, 346, 347, 348, 351, 354, 359, 

 361, 368, 370. 

 acoela, 116, 192, 194, 245, 354, 355, 357, 



358. 

 aculeata, 191, 202, 204, 206, 222. 

 acutiradia, 1, 119, 132, 133, 134. 

 agassizii, 113, 154, 156, 158, 161, 182, 186, 



191, 213, 215, 216, 218. 

 alboflava, 88, 89. 

 andersoni, 1, 191, 192. 

 angusticalyx, 104, 182, 192, 194, 195, 263, 

 265, 281, 287, 329, 330, 335, 336, 344, 

 346, 347. 

 angustiradia, 98, 99. 

 aster, 18, 21, 42, 49, 51, 52. 

 basicurva, 103, 125, 182, 191, 348, 351. 



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