560 Microscopic Life in the Ocean at the South Pole, 



Analysis of the various materials furnished by Dr. Hooker from the 

 South Polar Voyage. 



J. Residue from some melted Pancake Ice* at the barrier in 78° 

 10' S. lat, 162° W. long. 



A. SILICEOUS POLYGASTRICA. 



1. Actinopiychus biternarius. 



27. Dictyocha Ornamentum. 



2. 



Asteromphalus HooTcerii. 



28. 



... septenaria. 



3. 



... 



Rossii. 



29. 



... Speculum. 



4. 



... 



Buchii. 



30. 



Flustrella concentrica. 



5. 



... 



Beaumontii. 



31. 



Fragilaria acuta, 



6. 



... 



Humboldtii. 



32. 



..« Amphiceros. 



7. 



... 



Cuvierii. 



33. 



Gallionella pileata. 



8. 



Coscinodiscus actinochilus. 



34 



sulcata ? 



9. 



... 



Apollinis. 



35. 



Halionyx senarius. 



10. 



... 



cingulatus. 



36. 



duodenarius. 



11. 



... 



eccentricus. 



37. 



Hemiaulus antarcticus. 



12. 



... 



gemmifer. 



38. 



Hemizoster tubulosus. 



13. 



... 



limbatus. 



39. 



Lithobotrys denticulata. 



14. 



... 



lineatus. 



40. 



Lithocampe australis. 



15. 



... 



Lunce. 



41. 



Pyxidicula dentata. 



16. 



, ... 



Oculus Iridis, 



42. 



hellenica. 



17. 



... 



radiolatus. 



43. 



Rhizosolenia Calyptra. 



]8. 



... 



subtilis. 



44. 



Ornithoglossa 



19. 



... 



velatus. 



45. 



Symbolophora Microtrias. 



20. 



Dicladia antennata. 



46. 



Tetras. 



21. 



... 



bullosa. 



47. 



Pentas. 



22. 



Dictyocha 



aculeata. 



48. 



Hexas. 



23. 



... 



Binoculus. 



49. 



Synedra Ulna? 



24. 



... 



biternaria. 



50. 



Triceratium Pileolus. 



25. 



... 



Epiodon. 



51. 



Zygoceros australis. 



26. 



... 



octonuria. 







B, SILICEOUS PHYTOLITHARIA. 



52. Amphidiscus Agaricus. 



53. ... clavatus. 



54. ... Helvetia. 



57. Spongolithis aspera. 



58. ... brachiata. 



59. ... Caput serpentis. 



60. 

 61. 



cenocephala. 

 Clavus. 



55. Lithasteriscus bulbosus. 



56. Spongolithis acicularis 



* Thin and level fragments of ice found floating in the ocean. 



