MACKUHA. 13 



Mecochirus Pearcei, M'Coy, 1849. Oxford Clay, WUta. 



Mecochirus Pearcei, M'Cov, Ann. & Mag. Nat. Hist. 1849, 2nd ser. vol. iv. 



p. 172 ; H. Woodw. & Salter, 1865, Cat. & Chart Fossil Crust, p. 0, fig. 14 ; 



1876, Quart. Jouru. Geol. Soc. vol. xxxii. p. 49. 

 Ammv/dcula.r, Pearce, 1^42, Ann. Xat. Hist. 



MecocMrus Peytoni, H. Woodw. 1876. Kimmeridge Clay, Sub-Wealden 



Boring, near Eattle, Sussex. 

 Mecocltinis Pei/toiii, 11. Woodw. 1876, Quai-t. Jouru. Geol. Soc. vol. xxxii. 

 p. 48, pi. vi. tig. y. 



MESOCRANGON, H. Woodw. 1873. 

 Mesocrangon, 11. Woodw. 1873, Brit. Assoc. Beport, p. 306. 

 Didribution. Gault. 



Mesocrangon atra, H. Woodw. Gault, Folkestone. 



j}lesucranr/i)» atra, H. Woodw. 1873, Brit. Assoc. Report, p. 306 ; H. Woodw. 

 Geol. Mag. vol. x. p. 523. 



MEYERIA, M'Coy, 1849. 



Meyeria, M'Coy, 1849, Aun. & Mag. Nat. Hist. 2nd ser. vol. iv. p. 333; 



Bell, 1862, Mon. Pal. Soc, Crast. pt. 2, p. 33. 

 Astacus, Phillips, 1835, Gool. Yorkshire, t. iii. 

 Distribution. Gault aud Greensaud. 



Meyeria oruata, Phillips, sp. Speeton Clay, Speeton, Yorkshire. 



Aifacus ornatu>:, Phil. Geol. Yorks. t. iii. fig. 2. 



Meyeria oriiata, M'Coy, Auu. & Mag. Xat.^Hist. 1849, 2nd ser. vol. iv. p. 333 ; 



M'Coy, Contrib. to Brit. Pal. p. 138 ; Mon. Pal. Soc. 1862, Crustacea, pt. 2, 



p. 33, pi. ix. figs. 9-11. 



Meyeria vectensis, Bell ? Greensand, Atherfield, Isle of AViglit. 



Meyeria ^nf/^f/ia, M'Cov, Ann. Nat. Hist. 1849, 2udser. vol. iv. p. 334 j Contrib. 

 Brit. Pal. p. 139 ; Mon. Pal. Soc. 1862, Cmst. pt. 2, p. 33, pi. x. 



MITHRACIA, BeU, 1857. 

 Mithracia, Bell, 1857, Mon. Pal. Soc. pt. 1, p. 2. 

 Distribution. London Clay. 



Mithracia libinioides, Bell. London Clay, Sheppey. 



Mithracia lihiiioiiles. Bell, Fossil Crustacea, in Mon. Pal. Soc. 1857, pt. 1, p. 9, 

 pi. v. figs. 10-12. 



Mitliracia, sp. nov. * London Clay. 



MITHRACITES, Gould, 1859. 



Mithracites, Gould, 1859, Quart. Jouru. Geol. Soc. vol. xv. p. 237 ; Bell, 

 1862, Mon. Pal. Soc. pt. 2, p. 1. 

 Distribution. Lower Greensand. 



* Two specimens in Miis. Brit, referred to by Prof. Bell in Mon. Pal. Soc. 1857 

 p. 10 (ex F. E. Edwards Collection). 



