ILLUSTRATIONS TO VOLUME lY. 



I. Frontispiece — Ovingham Church, with the Tombs of the 



Bewicks ; drawn on wood by Birket Eoster, and cut by 

 E. Evans (see p. 86). 

 II. Kroyera arenaria, Sulcator arenaria (p. 15). 



Cucumaria elongata (p. 43). 

 Double Filament in Vaucheria (p. 65). 

 III. — Vni. Vermiform Fossils from the Mountain Limestone of North- 

 umberland, and Tracks of Recent Crustacea (p. 17). 

 Villa. — XL Entomostraca from the Permian Limestone of Durham 

 (p. 122). 

 XI«. Plumularia halecioides (p. 1 77). 



XII. Halecium labrosum (p. 178). 



Frontispiece — Old Chapel on the Fern Islands; drawn on 



wood by W. Wimperis, cut by W. J. Palmer (p. 191). 

 XIIL Permian Chitonida? (p. 238). 



XIV. Rotiferon in Vaucheria (p. 263). 



XV. Laminaria flexicaulis, and L. Cloustoni (p. 266). » 



XVI. Pachygnathus Seahami (p. 319); Zoea of Portunus depu- 



rator (p. 320). 

 Atthey and West's Microscopic Algse (p. 321). 

 XVII. Crustaceans of the Genus Mysis (p. 326). 



ERRATA. 



Page 102, line 8, /or Hindhaugh, read Hindmarsh. 



„ 117, line 8, after Sunderland, read By Frederick H. Johnson, Esq., 



M.D. 

 „ 210, line 11, for Alg, read Algse. / 



„ 233, line 2%, for Hindhaugh 7'ead Hindmarsh:*' 



