52 



APPENDIX. 



11. — The Genera and Species desouibed in this Monogeaph. 



I. CTPEIDID^. 



I. Paeacypeis, Sars. 



1. Paracypris gracilis (Bosquet) 



2. — siliqua, sp. nov. . 



II. PoNTOCTPEis, Sars. 



1. Pontocypris trigonalis, sp. nov. 



2. — triquetra (Jbwes) .. . 



3. — Bosquetiana sp. noi\. 



4. — attenuata ? (Eeuss). 



lection ... 



F. Chapman's Col- 



III. Baiedia, M'Coy. 



1 . Bairdia subdeltoidea (3Iimster) 



2. — Harrisiana, Jb??es 



2*. ■ — — var. amplior. nov. 



IV. 



Maceoctpeis, Brady. 



1. Macrocypris siliqua, Jb«es 



2. — "VVrightii, sp. MOD 



3. — Muensteriana, sp. nov. 



4. — concinna, sp. nov 



Bythocypeis, Brady. 



1. Bythocypris simulata {Jones') 



2. 



3. 



3*. 



4. 



5. 



6. 



— ? 



Eeussiana, sp. «ot) 



silicula (Jones) 



— var. minor, nov. 



Brownei, sp. nov 



Roemeriaua, sp. nov... 

 leruica, s^j. nov 



II. CYTHERID^. 



I. 



Cytheee, Miller. 



1. Cy there ? Bosquetiana, Jbwes 



2. Cythere Bairdiana, Jb«es 



Harrisiana, Jones 



— var. setosa, «ow 



— — reticosa, «oy 



gaultina, Jones 



Kouinckiana, Bosquet. F. Chapman's Collec- 

 tion 



3. 



3*. 



3**. 

 4. 



9 

 10 

 10 

 11 



11 

 12 

 13 

 13 

 13 

 14 

 14 



15 

 15 

 16 

 17 



18 

 18 



Occurrence in the Cretaceous 

 Formations of England.' 



X? 

 X2 



1 Ch. = Chalk; Cm. = Chalk-marl; Cr. = Chalk-rock ; Detr. = Detritus (Cm., &c.), Charing, 

 Kent ; Git. = Gault ; Gs. = Greensaud. - Mr. Chapman's Collection. ^ Lower Greensand. ' And 

 Lower Greensand. 



