OSTRACODA. Ill 



CYTHERIDEA, Bosquet, 1850. 



Cytherkha, Bosquet, 1850, Entom. Foss. Terr. Tert. p. 37 ; Jones, 1854, Quart. 



Journ. fJeol. Soc. vol. x. p. 169. 

 DidriJmfion. Cretaceous to Tertiary. Recent, marine. 



Cytheridea debilis, Jones, 1856. Upper Eocene, Isle of Wight ; 



Recent, Norway. 

 Cytheridea dchilis, .Jones, 1856, Tert. Entomos., Mon. Pal. Soc. p. 4.3, pi. v. 

 fig-. 5, pi. vi. fig. l.j. 



Cytheridea elongata, Brady, 1868. Post-Tertiary, Great Britain and 



Ireland ; Recent, Great Britain, Ireland, Bay of Biscay. 



Cythere anyusfata, Baird, 1850, Brit. Entom. p. 172, pi. xxi. fig. 6. 



Cytheridea elonyata, Brady, 1868, Trans. Linn. Soc. vol. xxvi. p. 421, pi. xxviii. 



figs. 1.3-16, pi. xl. fig. 6 ; Bradv, Crossk., and Robertson, 1874, Mon. Pal. 



Soc. p. 181, pi. ix. figs. 10-13. 



Cytheridea ? inornata, Brady, Crosskey, and Robertson, 1 874. Post- 



Tertiary, Scotland. 

 Cytheridea inornata, Brady, Crossk., and Robertson, 1874, Mon. Pal. Soc. p. 181, 

 pi. vii. figs. .3-6. 



Cytheridea lacustris, G. 0. Sars, 1863. Post-Tertiary, Great Britain ; 



Recent, Great Britain, Norway. 

 Cythere lacustris, G. 0. Sars, 1863, Om en i Sommeren 1862 foretagen Zoolo- 



gisk Reise, p. 30. 

 Cytheridea lacustris, Brady, 1868, Trans. Linn. Soc. vol. xxvi. p. 427, pi. xxvi. 

 figs. 18-21, pi. xl. fig. 2; Brady, Crossk., and Robertson, 1874, Mon. Pal. Soc. 

 p. 179, pi. vi. figs. 16-20. 



Cytheridea littoralis, Brady, 1868. Pleistocene, Essex and Kent ; 



Recent, Britain, Guernsey, The Levant, Sea of Azoflf. 



Cyprideis torosa, Jones, 1850, Tert. Entom., Mon. Pal. Soc. p. 21, pi. ii. fig. le. 

 Cytheridea torosa, Brady (pars), 1868, Trans. Linn. Soc. vol. xxvi. p. 425. 

 C. littoralis, Brady, 1868, Nat. Hist. Trans. North. & Durham (pages 6-8 of 

 extract). 



Cytheridea Muelleri, Miinster, 1830. Tertiary, England, Europe, 



Australia ; Recent, Holland, Australia. 

 Cythere MuelU-ri, Miinster, 1830, Jalirb. f. Min. &c. p. 63 ; id. 1835, Neues 



Jahrb. &e. p. 446. 

 Cytheridea Muelleri, Bosquet, Mem. Couron. Acad. Belg. xxiv. p. 39, t. ii. fi'g. 4; 

 Jones, 1854, Quart. Journ. Geol. Soc. vol. x. p. 160, t. iii. fig. 7; id. 1850, 

 Mem. Geol. Surv. p. 158, t. vii. fig. 28; id. 185(i. Tert. Entom.. Mon. 

 Pal. Soc. p. 41, pi. V. figs. 4 a~c, & 5.' pi. vi. figs. 10 a. 10 A, & 11-1.3.' 



Cytheridea Muelleri, var. torosa, Jones, 1854. Upper Eocene, 



Hempstead Cliff; Lower Eocene, Woolwich. 



Cythere (Cythereidea) Muelleri, xur. torosa, Jones, 1854, Quart. .Journ. Geol. 



Soc. vol.'x. p. Kil, t. iii. tig. 8: id. 18.56, Mem. Geol. Surv. p. 1.j8. t. vii. 



fig. 27: id. 1856, Tert. Entomos., Mon. Pal. Soc. p. 42, pi. vi. fig. 12. 



