118 Prof. Ehrenberg on Microscopic Life 
Analysis of the various materials furnished by Dr. Hooker from 
the South Polar Voyage. 
1. Residue from some melted 
Pancake Ice* at the barrier in 
78° 10' S. lat., 
, 162° W. long. 
A. SILICEOUS POLYGASTRICA. 
1. Actinoptyehus biternarius. 
27. Dictyoeha Ornaraentum. 
2 . Asterom r h alus Ilooleerii. 
28. — septenaria. 
3. 
— Hossii. 
29. — Speculum. 
4. 
— Buchii. 
30. Flustrella coneentrica. 
5. 
— Beaumontii. 31. Fragillaria acuta. 
6. 
— Humboldtii. 32. — Amphiceros. 
7. 
— Cuvierii. 
33. Gallionellapileata. 
8 . 
Coscinodiscus actinochilus. 
34. — sulcata? 
9. 
— Apollinis. 
35. Halionyx sen arms. 
10. 
— cingulatus. 
3G. — duodenarius. 
11 . 
— eccentricus. 
37. Hemiaui.us nntarcticus. 
12 . 
— gemmifer. 
38. Hemizoster tubulosus. 
13. 
— limbatus. 
39. Lithobotrys denticulata. 
14. 
— lineatus. 
40. Lithocampe australis. 
15. 
— Lunee. 
41. Pyxidicula dentata. 
10 . 
_ Oculus Iridis. 
42. — hellenica. 
17. 
— radiolatus. 
43. Bhisosoleniu Calyptra. 
18. 
— subtilis. 
44. — Ornithoglossa. 
19. 
— velatua. 
45. Symbolophora Microtrias. 
20 . 
Dicladia antennatu. 
46. — Tctras. 
21 . 
— bulbosa. 
47. — Pentas. 
22. Dictyoeha aculeata. 
48. — Hexas. 
23. 
— Binoculus. 
49. Synedra Ulna? 
24. 
— biternaria. 
50. Triceratium Pileolns. 
25. 
— Epiodon. 
51. Zygoeeros australis. 
26. 
— octonaria. 
B. SILICEOUS PHYTOLITHARIA. 
52. Amphidiscus Agaricus. 
57. Spongolithis aspera. 
53 , — clavatus. 
58. 
— brachiata. 
54 , — Helvetia. 
59. 
— Caput serpeutis. 
55. Lithasteriscus bulbosus. 
GO. 
— cenocephala. 
5G, Spoiujolithis aciculai is. 
01 . 
— Clavus, 
• Thin anti level fragments of ice found floating on the ocean. 
