244 CALIFORNIA ACADEMY OF SCIENCES. 



Notes on fossil Crustacea. 



In Kep. 40th Meeting Brit. Assoc. Adv. Sci., 1870, Trans, of Sec., p. 91. 

 Eurypterus, Ceratiocaris, Cyclus, Dithyrocaris. 



Contributions to British fossil Crustacea. 



In Geol. Mag., vol. 7, London, 1870, p. 554, pi. 22. 



Cyclus rankini H. W., C. radialis Phill., C. bilobatus n. sp., C. torosus 

 n. sp., C. wrightii n. sp., C. harknessi n. sp., C. (Halicyne) laxus H. v. 

 Meyer, C. (Halicyne) agnotus H. v. Meyer, C. brongniartianus DeKon- 

 inck, (Hypostome of Phillipsia ? ). Cyclus jonesianus n. sp. 



On the structure of Trilobites. 



In Geol. Mag., vol. 8, London, 1871, p. 289, pi. 8. 

 Asaphus platycephalus Stokes. 



On a new fossil Crustacean, from the Devonian 



of Canada. 



In Canadian Naturalist, new series, vol. 6, 1871, p. 18. 

 Dithyrocaris ? belli n. sp. 



On some new Phyllopodous Crustaceans from 



the Palaeozoic rocks. 



In Geol. Mag., vol. 8, 1871, p. 104, pi. 3. 



Extract published in the Canadian Naturalist, new series, vol. 6, 1871, 

 p. 18. 



Ceratiocaris ludensis n. sp., C. oretonensis n. sp. Dithyrocaris tenuistri- 

 atus McCoy, D. belli H.W. Ceratiocaris truncatus 11. sp. 



Dithyrocaris tenuistriatus is identical with Avicula paradoxides De- 

 Koninck. 



- Fifth report on the structure and classification 

 of the fossil Crustacea, etc. 



In Kep. 41st Meeting Brit. Assoc. Adv. Sci., 1871, p. 53; also, Geol. 

 Mag., vol. 8, London, 1871, p. 521. 



Note on some British Palaeozoic Crustacea 



belonging to the order Mesostomata. 



In Geol. Mag., vol. 9, London, 1872, p. 433, pi. 10. 



Hemiaspis limiiloides H.W. Pseudoniscus aculeatus Nieszk. Exapinurus 

 schrenkii Nieszk. Bunodes lunula Eichw. Hemiaspis speratus Salt. MS., 

 H. horridus H.W., H. salweyi Salt. Belinurus Jcb'nigianus n. sp. Prest- 

 wichia birtwelli n. sp 



