INDEX 



Acanthouotus serratus, 31. 



Acantliozone cuspidata, 32, 14. 



Acipenser, ventral fin of, 300. 



Acirsa borealis, 6, 8, 10. 



Actinia nodosa, 54. 



Admete viridula, 4, 12, 14, 17, 23. 



^ga psora, 22. 



^olis rufibranchialis, 14. 



species, 6. 

 Aglaophenia Franciscana, 262, 263. 



myriophyllum, 15. 



struthionides, 262, 250, 251, 263. 

 Amage auricula, 23. 

 Amaroecium glabrum, 14. 



species, 6. 

 Amauropsis helicoides, 6, 8. 

 Ammochares assimilis, 16, 19, 20. 

 Ammotrypane fimbriata, 16, 18. 

 Ampelisca Gaimardi, 32. 



species, 3, 4, 15. 

 Ampharete arctica, 16, 19. 



Finmarchica, 17. 



gracilis, 17. 

 Amphicteis Gunneri, 17, 19, 23. 

 Aniphipholis elegans, 7. 

 Amphioxus, median fins in, 281. 

 Amphithoe maculata, 34. 



panopla, 31. 

 Amphithonotus cataphractus, 31. 

 Ampliitrite cirrata, 17. 



Groenlandica, 20. 

 Anchylomera, 26. 

 Ancistria capillaris, 16, 19, 22. 

 Anemia aculeata, 6, 9, 15, 18, 20, 23. 

 Anthura brachiata, 16. 

 Antinoe angusta, 36, 22. 



Sarsi, 37. 18. 

 Aphrodita aculeata, 4, 5. 

 Aporrhais occidentalis, 8, 13, 14, 15, 23. 

 Area pectunculoides, 23. 

 Archaster arcticus, 18, 24. 

 Ascidiopsis complanata, 18. 

 Astarte Banksii, 13. 



castanea, 5, 6, 8, 22. 



crebricostata, 50. 



elliptica, 13, 15. 



lens, 50, 11, 17, 23. 



quadrans, 6, 8, 20, 23. 



sulcata, 50. 



undata, 50, 9, 10, 13. 



Asterias vulgaris, 4, 21. 

 Autolytus, 26. 

 Axiotliea catenata, 16. 



Balanus porcatus, 3, 5, 8, 19. 22. 

 Bela cancellata, 11. 



decussata, 6, 10. 



harpularia, 3, 4, 5, 6, 8, 20, 21. 



pleurotomaria, 6. 20. 



turricula, 3, 4, 6^ 20. 



violacea, 8, 12. 

 Bimeria gracilis, 252, 251. 

 Bolocera Tuediae, 24. 

 Boltenia Bolteni, 13. 



clavata, 6. 

 Bougainvillia Mertensii, 250, 251. 

 Brada species, 15. 

 Buccinum undatum, 3, 4, 12, 20. 

 Bugula avicularia, 18, 24. 



Murrayana, 7, 9, 20, 22, 23. 

 Byblis Gaimardi, 32, 34. 



Caberea Ellisii, 6, 24. 

 Calliopius Iseviusculus, 26. 

 Calycella producta, 11. 



syringa, 7, 13, 21, 63. 

 Campanularia calceolifera, 60. 



cylindrica, 254, 251. 



everta, 253, 251. 



fusiformis. 254, 251. 



Hincksii, 7, 9, 13, 21. 



noliformis, 60. 



pygmasa, 59. 



verticillata, 4, 7, 9, 10, 11, 13, 21. 



volubilis, 7, 9. 

 Cancer irroratus, 3, 4, 5, 19. 

 Oaprella species, 8. 

 Oardium pinnulatum, 6, 8, 13, 14, 17, 20, 



22, 23. 

 Caridion Gordoni, 28,16. 

 Cellaria fistulosa, 7, 9. 

 Cellepora avicularis, 13. 



ramulosa, 7, 24. 



scabra, 7, 9, 24. 



tuberosa, 20. 

 Oellularia Peachii, 24. 



species, 18, 22. 



ternata, 6, 9, 20, 24. 

 Cerapus rubricornis, 5, 19, 34. 

 Cerianthus borealis, 54, 18, 24. 



