Report of the State Geologist. 303 



S. Matheria, Billings, 1858. Can. Nat. and Geol. vol. 3, p. 440, fig. 18. 



49. PlenropJioi'us, King, 1844. Ann. Mag. Nat. Hist. vol. 14. 



50. Lucina, Bruguiere, 1792. Enc}\ Meth. 



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



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



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



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



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



56. MijtUus, Linn. (Unknown in palaeozoic rocks.) 



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



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



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



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



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



61. (SoZe??, Linn., 1858. Syst. Nat. (Probablj' 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. Bolabra, McCoy. Syn. Carb. Foss., Ireland, p. 64, pi. 11, fig. 10. 



65. jEgilops, Hall, 1850. 3d Kept. State Cab., p. 171, pi. 4, fig. 1. 



66. Ischyrmia, 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. Prisconnra, Conrad, 1867. Am. Jour. Conch., vol. 3. 



71. Pganemya, 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 



palaeozoic rocks.) 



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



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



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



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



83. AUocardiam, 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 Palajozoic formations. 



