08TRAC0DA. 129 



Paradoxostoma abbreviatum, Sars, 1865. Post-Tertiary, South Wales, 

 Scotland; Recent, Britain, Ireland, Norway. 



ParadoTostoma ahhrevintum, G. O. Sars, 18G5, Overs. Norg. mar. Ostrac. p. 94 ; 

 Brady, 1868, Trans. Linn. Soc. vol. xxvi. p. 458, pi. x.\,xv. figs. 22-20 ; ISrady, 

 Crosskey, and Hobertson, 1874, Men. Pal. Soc. p. 214. 



Paradoxostoma arcuatum, Brady, 1868. Post-Tertiary, Scotland; 



Recent, W. Ireland, Shetland. 



Paradoxostoma arcuatum, Brady, 1868, Trans. Linn. Soc. vol. xxvi. p. 461, 

 pi. XXXV. figs. .'57, 38; Bradv,'Crosskev, and Robertson, 1874, Mon. Pal. Soc. 

 p. 217, pi. xvi. fig. 25. 



Paradoxostoma ensiforme, Brady, 1868. Post -Tertiary, England, Scot- 

 land, Ireland ; Recent, Britain and Ireland. 



Paradoxostoma ensiforme, Brady, 1868, Trans. Linn. Soc. vol. xxvi. p. 460, 

 pi. XXXV. figs. 8-11 ; Brady, Crosskey, and Robertson, 1874, Mon. Pal. Soc. 

 p. 215, pi. X. figs. 27, 28. 



Paradoxostoma Fischeri, G. 0. Sars, 1865. Post-Tertiary, Scotland, 



Ireland, S. Wales ; Recent, Britain, Ireland, Norway. 



Parado.rodoma Fischeri, G. O. Sars, 1865, Overs. Norg. mar. Ostrac. p. 96; 



Brady, 1870, Nat. Hi.st. Trans. Northumb. & Durham, vol. iii. p. 363, pi. xii. 



figs. i-"3 ; BraJv, Cros8key,and Robertson, 1874, M ( n. Pal. Soc. p. 215, pi. xvi. 



figs. 23, 24. 

 Sclerochilus(?) gracilis, Brady and Robertson, 1869, Ann. & Mag. Nat. Hist. 



4th ser. vol. iii. pi. xx. figs. 11, 12. 



Paradoxostoma flexuosum, Brady, 1868. Post-Tertiary, Scotland, S. 



Wales ; Recent, Britain. 



Bythocythere (?)Jfexuosa, Brady, 1867, Brit. Assoc. Report, 1866, p. 211. 

 Paradoxostoma Jlexuosum, Brady, 1808, Trans. Linn. Soc. vol. xxvi. p. 461, 



pi. XXXV. figs. 30-34 ; Brady and Robertson, 1872, Ann. & Mag. Nat. Hist. 



4th ser. vol. ix. p. 55, pi. i. figs. 8, 9 ; Brady, Crosskey, and Robertson, 1874, 



Mon. Pal. Soc. p. 216, pi. xvi. figs. 19, 20. 



Paradoxostoma ? pyriforme, Brady, Crossk., & R. 1874. Post-Tertiary, 



Bridlington. 



Paradoxostoma pyrifor}ne,Bra.dy, Crosskey, and Robertson, 1874, Mon. Pal. Soc. 

 p. 214, woodcut, figs. 1-3. 



Paradoxostoma tenenim, Brady, Crossk., & R., 1874. Post-Tertiary, 



Scotland. 



Paradoxostoma tenerum, Brady, Crosskey, and Robertson, 1874, Mon. Pal. Soc. 

 p. 217, pi. .xvi. figs. 21,22.' 



Paradoxostoma variabile, Baird, 1835. Post-Tertiarj-, Glacial beds, raised 



beaches, Norway, Scotland, and Ireland ; 

 Recent, Britain and Norway. 



^Cythere mrm6&s, Baird, 1835. Bei-w. Nat. Club, vol. i. p. 08. tab. iii. figs. 7 a, h, 



vol. ii. p. 1-53; id. 1850. Brit. Entomos. p. 170, tab. xxi. figs. 10, 11. 

 Paradoxostoma variabile, G. O. Sars. 1.^65, Overs. Norg. mar. Ostrac. p. 93; 



Brady, 1868, Trans. Linn. Soc. vol. xxvi. p. 457, pi. xxxv. tigs. 1-7, 12-17. 



pi. xli. tig. 8; Bradv, Crosskey, and Robertson, 1874, Mon. Pal. Soc. p. 213, 



pi. X. tigs. 29-32. 



