I 



OSTRACODA. 115 



CYTHEROPTERON, G. 0. 8ars, 1865. 



Cijthevopteron, G. O. Sars, I860, Overs. Norg. mar. Ostrac. : Brady, 1808, 



Traus. Linu. Soc. vol. xxvi. p. 477 ; Brady, Crossk. & Koberts. 1874, Mon. 



Pal. 80c. p. 20l\ 

 Cytheriiie, Williamson, 1847, Trans. Manchester Phil. Soc. viii. p. 82. 

 Cythere, Jones, 1849, Cret. Entom. Mon. Pal. Soc. p. 8 ; Reuss, Zeitsch. 



deutsch. geol. Gesell. vii. p. 279; Norman, l8t)5, Nat. Hist. Trans. 



Northumh. & Durham, vol. i. p. 19 ; Brady, 186(3, Traus. Zool. Soc. 



vol. V. p. .'381. 

 Distribution. Cretaceous to Post-Tertiary. Recent, murine. 



Cytheropteron angulatum, Brady and E. 1872. Post-Tertiary, 



Great Britain, Canada ; Recent, Scotland. 

 Ci/tJieropfenm migidatum, B. & R. 1872, Ann. & Mag. Nat. Hist. ser. 4, vol. ix. 

 "p. 62, pi. ii. tigs. 7, 8; B., C. & R. 1874, Mon. Pal. Soc. p. 206, pi. viii. 

 tigs. o7-40. 



Cytheropteron arciiatum, Brady, Crossk. and E. 1874. Post-Tertiary, 



Scotland and Ireland ; Recent, Baffin's Bay. 



Ci/t/wropfrron vcsperfilio, Brady, 1S68, Ann. & Mag. Nat. Hist. ser. 4, vol. ii. 



p. 33, pi. V. tigs. 6, 7. 

 C. arciiatum, Bradv, Crossk. & Roberts. 1874, Mon. Pal. Soc. p. 203, pi. viii. 

 figs. 16-18, & pi xiv. tigs. 19-22. 



Cytheropteron inflatum, Brady, Crossk. and R. 1874. Pest-Tertiary, 



Scotland, Canada ; Recent, Baffin's Bay, N. Atlantic. 



Ci/tJicraptiron injlatinn. B., C. & R. 1868, Ann. & Mag. Nat. Hist. ser. 4, vol. ii. 

 "p. .33. pi. v. tiys. 8-10 (tigured but not described) ; B., C. & R. 1874, Mon. 

 Pal. Soc. p. 204, pi. viii. tigs. 24-27, pi. xiv. figs. 26-29. 



Cytheropteron latissimum, Norman, 1805. Post-Tertiary, Britain, 



Norway, Canada ; Recent, Great Britain, Ireland, Norway, &c. 

 Cythere latisnimnm, Norman, 1865, Nat. Hist. Trans. Northumb. & Durham, 

 vol. i. p. 19, pi. vi. figs. 5-8; Brady, 1866, Trans. Zool. Soc. vol. v. p. 381, 

 pi. Ixii. figs. 4 a-e. 

 Cytlwroptenm coiivtxuni, 6. O. Sars, 18G4, Overs. Norg. mar. Ostrac. p. 80. 

 C. latissimum, Brady, 1868, Trans. Linn. Soc. vol. xxvi. p. 488, pi. xxxiv. 

 figs. 2(5-30 ; Bradv, Crossk. & Roberts. 1874, Mon. Pal. Soc. p. 202, pi. viii. 

 tigs. 19-23. 



Cytheropteron Montrosiense, Brady, Crosskey, and Robertson, 1874. 



Post-Tertiarv, Great Britain, Ireland, and Norway ; 

 Recent, Baffin's Bay. 

 Ci/thrruptcrun Monti osieuse, B., C. & R. 18(38, Ann. & Mag. Nat. Hist. ser. 4, 

 'vol. ii. p. 33, pi. v. lisrs. 1^5 (figured but not described) ; B.. C. & R. 1874, 

 Mon. Pal. Soc. p. l!05, pi. viii. tigs. 28-36, pi. xiv. figs. 13-16. 



Cytheropteron nodosum, Brady, 1SG8. Glacial, Scotland and 



Ireland ; Recent, Britain. 



Ci/t/wroptiroii iiodosuiii, P.nidy, 18(58, Trans. Linn. Soc. vol. xxvi. p. 488, 

 pi. xxxiv. tigs. 31-34: Brady, Crossk. & Roberts. 1874, Mon. Pal. Soc. 

 p. 20ii, pi. viii. figs. 12-15. 



