APPENDIX. 



53 



I*. Cttheeeis, Jones. 



1. Cythereis triplicata (Eihner) 



2. ■ — auriculata (Cor«MeZ) 



3. — quadrilatera (Eomer) 



4. — ornatissima {Beuss) 



4*. — — var. paupera, MOV 



4**. — — — nudn, 7tov 



4***. — — — reticulata, ?iot? 



4****. — — -^ radiata, woy 



4*****. — — — stricta, wot; 



5. — Wrightii, sp. nov 



6. — tuhevosa,, sp. no V 



6*. — — var. symmetrica, «oi; 



7. — Icenica, sp. nov 



7*. — — var. quadrata, woj; 



8. — Lonsdaleana, /owes 



9. — vallata, Joyies 



10. — spinicaudata, sj9. MOi' 



II. Cttheridea, Bosquet. 



1. Cjtheridea perforata (isomer) 



III. PSEUDOCYTHEEE?, /Sars. 



1. Pseudocytherc ? simplex, sp. nov 



IV. Cytheeuba, Sars. 



1. Cytherura appendiculata, Jojzes 



V. Cttheropteron, Sars. 



1. Cy theropterou concentricum (Beuss) 



1*. — — var. virginea, Jones.... 



2. — sphenoides (i^ewss) 



3. — alatum (Bosquet) 



3*. — — — var. robusta, nov. . 



3**. — — — — fortis, «02'. ... 



3***. — — — — cornuta (Bosquet) 



4. — Hibernicum, s^. «02; 



5. — pliyllopterum (Sos^^i^O 



6. — cuspidatum, sp. Kou 



6*. — — var. montuosa (Jones) 



6**. — — — tricuspidata, wot> 



7. — pedatum (Ifarsson) 



7*. — — — var. salebrosa, Moy. .. 



8. — umbonsiium (Willia^nson) 



8*. — -— — var. acanthop- 



tera (Marsson). 

 §**_ — — — yar longispi- 



nata nov 



9. — Sherborni, s/?. MOf 



VI. CTTnEEiDEis, Jones. 



1. Cytherideis parallela, nov 



2. — acuminata (.<4Z^A) ..•• 





Occurrence in 



tlieC 



retaceous 





Formations of England. 





















o 



o 



6 



Q 



3 



o 



19 



X 



X 



X 



X 



X 



X 



19 





X 







X 





20 



X 



X 



X 



X 



X 



X 



21 



X 



X 



X 



X 



X 



X 



23 









X 







23 



X 





X 



X 





X 



24 



X 



X 



X 



X 



X 



X 



25 













X 



25 





X 











25 



X 













26 



X 



X? 











26 



X 













26 



X 













27 



X 













27 



X 



X 











28 



X 













28 



X 



X 











29 



X 



X 



X 



X 



X 



X 



30 



X 













30 





... 







X 





31 



X 



X 



X 



X 



X 



X 



32 



X 











X 



33 





X 











34 















35 



X 













36 



X 













36 





X 





X? 







36 



X 













37 



X 













37 



X 













3S 



X 













38 



X 













38 



X 



X 











39 



X 



X 











40 



X 





X 



X 





X 



41 



X 



X 











41 



X 









X 





42 



X 









X 





43 



X 













43 



X 













