2 Noj'th American TaJasozoic Crustacea. 



BUNODIDiE. 

 BraoDES, Eichwald, 1854; Beitrage Geol. u. Pal. Russ., p. 131. 

 Hemiaspis, Woodward, 1865 ; Quart. Jour. Geol. Soc. London, vol. 21, p. 490. 

 ExAPiMiRi-s, Nieszkowski, 1859 ; Archiv. Nat. Liv. Ehst. u. Kurl ,vol. 1, p. 380. 

 PsEUDONisccs, Nieszkowski, 1859; " " " vol. 1, p. 381. 



LIMULID^. 

 Belincrus, Koenig, 1820; Icones Foss. Sectiles, pi. 18, fig. 230. 

 Prestwicuia, Woodward, 1867 ; Quart. Jour. Geol. Soc. London, vol. 23, p. 32. 

 LiMULUs, Miiller, 1785 ; Entomostraca, etc., p. 124. 

 Protolimulus, Pai^kard, 1886 ; Mem. Natl. Acad. Sci., vol. 3, p. 150. 

 Neolimulus, Woodward, 1868; Geol. Mag., vol. 5, p. 1. 



PHYLLOPODA. 



CERATIOCARID^. 



Hymenocaris, Salter, 1852; Rept. 22d Meeting Brit. Assoc. Adv. Sci. Trans. 



p. 56. 

 Ceratiocaris, McCoy, 1849; Annals & Mag. Nat. Hist., 2d series, London, 



vol. 4, p. 412. 

 EcHiNocARis, Whitfield, 1880; Am. Jour. Sci., 3d series, vol. 19, p. 34. 

 DiDYOCARis, Salter, 1860; Ann.& Mag. Nat. Hist., 3dser., London, vol. 5, p. 161. 

 DiTHYRocARis (Scouler) Portlock; Geol. Rept. Londonderry, etc., 1843, p. 313. 

 Protocakis, Walcott, 1884 ; Bull. U. S. Geol. Survey, No. 10, p. 50. 

 Elymocaris, Beecher, 1884; 2d Geol. Survey Penu., vol. PPP., p. 13. 

 Tropidocaris, Beecher, 1884 ; " " " " p. 15. 



Phy^socaris, Salter, 1860; Ann. & Mag. Nat. Hist.,3dser., London, vol. 5, p. 159. 

 Phasganocaris, Novak, 1886 ; Sitzungsb. Bolim. Gesell., 1886, p. 498. 

 AcANTiiocARis, Pcacli, 1882; Trans. Royal Soc. Edinb., vol. 30, p. 511. 



DISCINOCARID^. 

 DiscixocARis, Woodward, 1866 ; Quart. Jour. Geol. Soc. London, vol. 22, p. 504. 

 Spatuiocakis, Clarke, 1882 ; Am. Jour. Sci., 3d series, vol. 23, p. 477. 

 Pholadocaris, Woodward, 1882 ; Geol. Mag., Dec. 2, vol. 9, p. 388. 

 Ellipsocaris, Woodward, 1882; " " " p. 444. 



Woodward, 1882 ; Annales Soc. Gt'ol. Belgique, vol. 8, Memoires, 

 No. 4, p. 45. 

 Lisgocaris, Clarke, 1882 ; Am. Jour. Sci., 3d series, vol. 23, p. 478. 

 Cardiocaris, Woodward, 1882; Geol. Mag., Dec. 2, vol. 9, p. 386. 

 DiPTEROCARis, Clarke, 1883 ; Am. Jour. Sci., 3d series, vol. 25, p. 121. 

 Pterocaris, Barrande, 1872; Syst. Sil. BohCme, vol. 1, Suppl., p. 464. 

 Crescentilla, Barrande, 1872 ; " " «' p. 507. 



Aptychopsis, Barrande, 1872; " " " p. 455. 



Peltocaris, Salter, 1863; Quart. Jour. Geol. Soc. London, vol. 19, p. 87. 

 PiNNOCARis, Etheridge, 1878; Proc. Royal Phys. Soc. Edinb., vol. 4, p. 167. 

 Ptychocaris, Novak, 1885; Sitzungsb. Bohm. Gesell., 1885, p. 343. 



