26 North American Palaeozoic Crustacea. 



Cytheiina fabulites, Conrad, 1843 ; Proc. Acad. Nat. Sci. Pliila., vol. 1, p. 332. 



Trenton, 

 fabulites, Jones, 1856 ; Annals & Mag. Nat. Hist., 2d series, Loudon, 



vol. 17, p. 89. 

 fabulites, Jones, 1858 ; id., 3d series, London, vol. ], p. 341. 

 fabulites, Jones, 1881 ; id., 5th series, London, vol. 8, p. 342. 

 fabulites, Whitfield, 1883; Geol. Wisconsin, vol. 1, p. 60, fig. 5. 

 fabulites, Jones, 1884; Annals & Mag. Nat. Hist., 5th series, Loudon, 



vol. 14, p. 342. 

 fonticola. Hall, 1867; 20th Rept. N. Y. State Cab. Nat. Hist., p. 335, 



pi. 21, figs. 1-3. Niagara, 



fonticola. Hall, 1870; 20th Rept. N. Y. State Cab. Nat. Hist. (Rev. ed.), 



p. 428, pi. 21, figs. 1-3. 

 gibbera, Jones, 1856; Annals and Mag. Nat. Hist., 2d series, London, 



vol. 17, p. 90, pi. 7, figs. 1-3. Niagara, 



gibbera, Jones, 1858 ; Annals & Mag. Nat. Hist., 3d series, London, vol. 1, 



p. 250, pi. 10, figs. 7-9. 

 gibbera, var. scalaris, Jones, 1858 ; Geol. Survey Pennsylvania, vol. 2, 



p. 834, fig. 698. 

 gracilis ; see Isochilina gracilis. 



Hudsonica, Hall, 1859 ; Pal. New York, vol. 3, p. 375, pi. 79 a, figs. 7 a, b, c. 



Lower Helderberg. 

 Jonesi, Hall, 1859 ; Pal. New York, vol. 3, p. 372, pi. 79 a, figs. 5 a-e. 



Lower Helderberg. 

 Jonesi, Jones, 1884; Annals & Mag. Nat. Hist., 5th series, London, vol. 14, 



p. 343. 

 aha, Hall, 1852; Pal. New York, vol. 2, p. 338, pi. 78, figs. 2a-d. 

 Josephiana, Jones, 1884; Annals & Mag. Nat. Hist., 5th series, London, 



vol. 14, p. 341. Trenton. 



Canadensis, var. Josephiana, Jones, 1858 ; Annals & Mag. Nat. Hist., 



3d series, London, vol. 1, p. 341. 

 Canadensis, var. Josephiana, Jones, 1858 ; Geol. Survey Canada, Dec. 3, 



p. 94, pi. 11, fig. 16. 

 fabulites, var. Josephiana, Jones, 1881 ; Annals & Mag. Nat. Hist., 



5th series, London, vol. 8, p. 344, pi. 19, fig. 7; pi. 20, figs. 7, 8; also 



p. 345, pi. 20, fig. 4 ? 

 lahrosd, Jones ; see Le/ierdllla Canadensis. 

 Louokiana, Jones, 1884; Annals & Mag. Nat. Hist., 5th series, London, 



vol. 14, p. 341. Trenton. 



Cunadenslsf Jones, 1858; Annals & Mag. Nat. Hist., 3d series, London, 



vol. 1, p. 245, pi. 9, figs. 16, 17; afterwards var. Loiukluna & var. 



Pauquetliana. 

 Canadensis, var. Loucklana, Jones, 1858; Geol. Survey Canada, Dec. 3, 



p. 93, pi. 11, fig. 11. 

 fiihnlites, var. Loucklana, .Jones, 1881 ; Annals & Mag. Nat. Hist., 5th series, 



London, vol. 8, p. 343. 



