ALPHABETICAL INDEX. 



191 



communis (Cucumaria), 

 47. 



complanatus (Toxo- 

 pneustes), 15S. 



concavus (Toxopneustes), 

 158. 



concinnua (Pentagon- 

 aster), 73. 



cordatum (Echinocar- 

 dium), 168, 169, 177, 

 186. 



cordatus (Ampbidotus), 

 169. 



cordatus (Echinus), l(i9. 



cordatus (Spatangus), 

 169. 



cordifera (Asterias), 

 107. 



Corethraster, 23, 92. 



Corethrasterid;?, 23. 



coriacea (Ophiura), 109. 



corniculatus (Ctenodis- 

 cus), 64. 



corolliflora (Hydra), 37. 



coronata (Brisinga), 10.5, 

 176, 184. 



Cottonspinner, 49. 



Crenaster, 66. 



Cribella 95. 



Cribrella, 95. 



Crinoidea, 13, 14, 17. 



Crinoidea brachiata, 17. 



CrinoideEe, 17. 



Crinoides, 17. 



crispata (Asterias), 64. 



crispatus (Ctenodiscus), 

 64, 175, 183. 



Crossaster, 89. 



Oryptozonia, 22. 



Ctenodiscinre, 20, 64. 



Ctenodiscus, 20, 64. 



cubensis (Scbizaster), 

 164. 



Cucumaria, 16, 32, 35. 



curta (Cribrella), 97, 

 176. 



Cuvieria, 44. 



Cuvieries, 44. 



Cyclozoa echinoderma, 

 12. 



cylindrella (Cribrella), 

 97. 



Cystidea, 12, 14. 



Daetylota, 32. 

 Deakia, 172. 

 Decachirota?, 16. 

 Decacnemos, ~>2. 

 decacnemos (Asterias), 

 • 54. 

 Decacnemus, 52. 



Decameros, 52. 



decollata (Holothuria), 

 41. 



Dendroehirotse, 16. 



dentata (Alectro), 57. 



dentata (Aiitedon), 57. 



Desmactinic, 14. 



Desmosticha, 28. 



Diadematoida Strepto- 

 somata, 29. 



dicquemarii (Holothuria), 

 37. 



digitata (Chirodota), 34. 



digitata (Fistularia), 34. 



digitata (Holothuria), 34. 



digitata (Mulleria), 34. 



digitata (Synapta), 33, 

 34, 175, 182. 



Diplasterias, 98. 



Discocidaris, 139. 



dissimilis (Cucumaria), 

 41. 



doliolum (Holothuria), 

 37. 



Dorocidaris, 139. 



drdbachen.sis (Echino- 

 metra), 156. 



drobachiensis (Echinus), 

 156. 



drobachiensis (Eury- 

 echinus), 156. 



drobachiensis (Strongylo- 

 centrotus), 156. 



drobachiensis (Toxo- 

 pneustes), 156. 



droebacbiensis (Strongy- 

 locentrotus), 155, 156, 

 177, 186. 



droebachiensis (Toxo- 

 pneustes), 157. 



drummondi (Pbyllo- 

 phorus), 46, 47, 175, 

 182. 



drummondi (Thyoni- 

 dium), 47. 



drummondi (Thyroni- 

 dium), 47. 



drummondii (Cucu- 

 maria), 47. 



drummondii (Holo- 

 thuria), 47. 



drummondii (Phyllo- 

 phorus), 47. 



drummondii (Semperia), 

 47. 



Duasmodactyla, 46. 



dubeni (Thyonidium), 

 47. 



dubenii (Echinus), 156. 



dubenii (Toxopneustes), 

 157. 



dubius (Echinus), 159. 

 duebeni (Antedou), 56. 

 duverncea (Syuapta), 33. 



eboracensis (Ascidia), 



44. 

 Ecbinaster, 95. 

 Ecbinasteridse, 23. 

 Echinasterinaj, 23. 

 Echini, 28. 

 Echinida, 27. 

 Echinidas, 27, 30. 

 Echinides, 27. 

 Echinides irreguliers, 30. 

 Echinides normaux, 28. 

 Echinides parauormaux, 



30. 

 Echinides reguliers, 28. 

 Echinides exocycliques 



ateiostomes, 31. 

 Echininae, 30. 

 Echinocardium, 31, 168. 

 Ecbinocucumis, 35. 

 Echinocyamus, 31, 160. 

 Ecbinodea, 28. 

 Echinoderma, 12. 

 Ecbinodermaires, 12. 

 Echinodermata, 12. 

 Eehinodermes, 12. 

 Ecbinodermes exocycli- 

 ques gnathostomcs, 30. 

 Echinoida, 27. 

 Echinoidea, 13, 14, 27, 



28. 

 Echinoides, 27. 

 Echinometra, 155. 

 echinophora, (Asterias), 



98. 

 Echinothuriida?, 29. 

 echinulata (Astropecten), 



67. 

 echinulata (Ophiocoma), 



127. 

 Echinus, 27, 30, 145, 155, 



158, 160. 

 Ectobranchiata, 29. 

 elegans (Amphipolis), 



120. 

 elegans (Amphiura), 117, 



119, 120, 176, 1S4. 

 elegans (Echinus), 146, 



148, 154, 177. 

 elegans (Fistularia), 49. 

 elegans (Holothuria), 



49. 

 elegans (Ophiura), 117. 

 elegans (Thelenota), 49. 

 elegans (Tbyone), 41, 43, 



175, 182. 

 Eleutherozoa, 14, 18. 



