Report of the State Geologist. 387 



48. Matheria, Billings, 1858. Can. Nat. and Geol. vol. 3, p. MO, fig. 18. 



49. Pleurophorus, King, 1844. Ann. Mag. Nat. Hist. vol. 14. 



50. Lticina, Bruguiere, 1792if Ency. Meth. 



51. Anthracormja. Salter, 1861. Mem. Geol. Survey of Gt. Britain. 



52. Anoclontopsis, McCoy, 1851. Ann. Mag. Nat. Hist. vol. 7, 2d series. 



53. Anthracoptera. Salter, 1862. Mem. Geol. Survey of Gt. Britain. 



54. Lithophaga, Lamarck, 1812. Hist. An. sans Vert. 



55. Myalina, De Koninck, 1844. Desc. Anim. Foss. Carb. Belg. 



56. Mijtiliis, Linn. (Unknown in palasozoic rocks). 



57. Lima, Bruguiere. (Unknown in palaeozoic rocks). 



58. Ostrea, Linn. (Unknown in paleeozoic rocks). 



59. Pinna, Linn., 1758. Syst. Nat. 



60. Pinyiopsis, Hall, 1843. Geol. Kep. 4th Dist. p. 243, fig, 106, 7. Syn. for 



Lunulicardium, Pal. N. Y., vol. v., pt. 1, pi. 71. 



61. Solen, Linn., 1858. Syst. Nat. (Probably not found in palaeozoic rocks.) 



62. Solenopsis, McCoy, 1844. Carb. Foss., Ireland, p. 47, pi. 8, fig. 2. 



63. Sanguinolaria, Lamarck, 1801. Syst. An. sans. Vert. (Probably not 



found in palaeozoic rocks.) 



64. Dolabra, McCoy. Syn. Carb. Foss., Ireland, p. 64, pi. 11, fig. 10. 



65. Mgilops, Hall, 1850. 3d Eept. State Cab., p. 171, pi. 4, fig. 1. 



66. Ischyrinia, Billings, 1866. Catal. Sil. Foss. Anticosti. 



67. Anthracosia, King, 1844. Ann. Mag. Nat. Hist. 



68. Angellum, S. A. Miller, 1878. Jour. Cin. Soc, vol. 1. 



69. Ortlionotella, S. A. Miller, 1882. Jour. Cin. Soc. 



70. Prisconara, Conrad, 1867. Am. Jour. Conch., vol. 3. 



71. Pyanonuja, S. A. Miller, 1881. Jour. Cin. Soc, vol. 4, p. 318, pi. 8, fig. 4. 



72. Vanuxemia, Billings, 1858. Can. Nat. and Geol., vol. 3, p. 439, fig. 17. 



73. Euthydesma, Hall, 1885. Pal. N. Y., vol. v, pt. 1. Lam. II. 



74. Spathella, Hall, 1885. Pal. N. Y., vol. v., pt. 1. Lam. II. 



75. Cardiola, Broderip, 1834. Trans. Geol. Society. 



76. Yoldia, Muller, 1842. Kroyer's Nat. Tid. (Probably not found in 



paleeozoic rocks.) 



77. Prcecardium, Barrande, 1881. Syst. Sil de Boheme. 



78. Paracardimn, Barrande, 1881. Syst. Sil de Boheme. 



79. Pararca, Hall, 1885. Pal. N. Y., vol. v., pt. 1. Lam. II. 



80. Glossites, Hall, 1885. Pal. N. Y., vol. v., pt. 1. Lam. II. 



81. Elymella, Hall, 1885. Pal. N. Y., vol. v., pt. 1. Lam. II. 



82. Protomya, Hall, 1885. Pal. N. Y., vol. v., pt. 1. Lam. II. 



83. AUocardium, Hall, 1884. Pal. N. Y. vol. v., pt. 1. Lam. I. 



84. Sanguinolites, McCoy, 1844. Carb. Foss. of Ireland, p. 47, 



59 Genera are illustrated on the plates of the Geologist Report, 

 84 Genera which are not there illustrated. 



143 total number of genera of Lamellibranchiata which have been 

 = referred to American Paleozoic formations. 



