56 APPENDIX. 



Cytheropteron pedatum (Marssoji). 



— pedatum-salebrosum, 7iov. 

 Cytherideis acuminata ? (Beuss). 

 Cytherella ovata {Bijmer). Common. 



— Williamsoniana-granulosa, Jones. Common. 



VI. — Genera and Species pkom the Flint-meal prom the Chalk of Keady Hill, 

 Co. Londonderry. Collected by Mr. Joseph Wright, F.G.S. 



(Systematic Lists, &c., Belfast Nat. Field Club, vol. i. Appendix iii, pp. 80 and 93.) 

 Paracypris gracilis {Bosquet). 

 Bairdia subdeltoidea {Milnster). Common; and a variety. 



— Harrisiana, Jones. 

 Macrocypris siliqua, Jones.- 

 Bythocypris Brownei, nov. 



— silicula, Jones. 

 Cytliereis Wriglitii, nov. 



— ornatissima-reticulata, 7iov. 



— ornatissima-nuda (?), 7iov. 



— spinicaudata, nov. 

 Cytheropteron concentricum (Beuss). 



— alatum-forte, 7iov. (with high thin ridge). I 



— umbonatum-longispinatum (Marsson). i 



— pedatum (Marsson). 



— phyllopterum (Bosquet). I 

 Cytherideis ? parallela, nov. I 



— ? acuminata [Beuss) {fide J. W.). 



Cytherella ovata (Bomer). Common. ! 



■ — Muensteri (Bomer). ■ 



— subreniformis, 7iov. i 



— Williamsoniana, Joiies. \ 



I 



VII. — OSTRACODA FROM THE ChALK IN A WeLL AT COLCHESTER, BSSEX. COLLECTED 



BY T. Rupert Jones. l 



Bairdia subdeltoidea (Mimster). 



Cythereis triplicata (Borneo-). ; 



— quadrilatera (Bomer). ^ ! 



' The figs. 39 — 41 in pi. xxxiv, ' Quart. Journ. Geol. Soc.,' vol. xl (1884), described at pages 766 

 and 772 as Cythereis quadrilatera, from the Upper Jurassic beds (?) in the Eichmond boring, probably 

 represent C auriculata, Cornuel. 



