478 



INDEX. 



Wood (W.), on the geology of Elie, 

 250. 



Woodocrinus macrodactylus, 55. 



Woodpecker, bark boring, of Califor- 

 nia, 1, 18. 



Worm tracts in Silurian slates, 7. 



Wright (T. Strethill), on two new ac- 

 tinias, 70. 



on bilateral symmetry and lon- 

 gitudinal axis in actinia, 168. 



observations on British zoo- 

 phytes, 168, 226, 253, 263, 338, 

 447. 



Campanularia Johnstoni, 369. 



Cydippe Pomiformis, 63. 



on the existence of thread 



cells in the tentacles of Cydippe, 

 169. 



gemmiparous reproduction in 



Actinia Dianthus, 161. 



Wright (T. Strethill). Hydractinia 

 echinata, 192. 



new Protozoa, 335. 



on Spio seticornis, 238. 



on two tubicolar animals, 



165. 



on Tubularia, larger, 432. 



Xanthia flavago, 408. 

 rufina, 3. 



Zoophytes, on British, 226, 253, 263, 

 338, 447. 



Zoophytes, calcareous, in boulder clay, 

 18. 



Zoophytes, note on dioecious repro- 

 duction in, 66. 



Zoophytic animal, metamorphoses of, 

 59. 



Zygcena minos, 4. 



ERRATA. 



Page 14, line 15, for 1853 read 1855. 



— 5, line 12, for Hardinger read Haedinger. 



— 191, line 3 from foot, for Presmennan read Penmanshiel. 



— 259, line 38, for Thera variata read simulata Hub. (Coniferata, 



Curtis). 

 — . 259, line 42, for simulata read variata. 



— 432, line 21, for Larnyx read Larynx. 



— 432, line 24, and p. 433, Hne 8, for artica read arctica. 



— 334, foot-note, for number read volume. 



— 408, line 11, for Thera simulata read T. variata. 



— 408, line 33, for Gelechia instabilis read G. instabilella. 



— 411, line 28, for Omara read Amara. 



\To Binder — For placing Plates, see page xi.] 



