INDEX TO CANANDAIGUA AND NAPLES QUADRANGLES 71 



Lichas contusus, 42. 



dracon, 42. 



eriopis, 42. 



gryps, 42. 



hispidus, 42. 

 Lichenalia stellata, 53. 

 Limoptera pauperata, 43. 

 Lingula, 26, 33, 40, 50. 



sp. und., 53. 



densa, 47. 



desiderata, 43. 



leana, 47. 



ligea, 62. 



punctata, 53, 54. 



spatulata, 58, 59. 



triquetra, 62. 

 Lingulipora williamsana, 59. 

 Liopteria laevis, 45. 

 Liorhynchus, 34. 



globuliformis, 63. 



limitaris, 44, 46, 47. 



mesacostalis, 63, 64. 



multicosta, 44, 47, 49. 



quadricostatus, 49, 58. 

 Loomis, F. B., mentioned, 57. 

 Lioxonema delphicola, 47, 49, 51, 54. 

 mut. moloch, 57. 



hamiltoniae, 45, 47, 52. 



laxiim, 42. 



noe, 59, 61. 



pexatuin, 42. 



robustum, 42. 



sicula, 42. 

 iAidlowYille shales, 18,. 20; term, 17. 

 Lunulicardium, 31. 



acutirostrum, 61, 62-63. 



clymeniae, 61. 



curtum, 47, 59. 



encrinitum, 59. 



finitimum, 61. 



hemicardioides, 59, 61. 



ornatum, 61, 62. 



parunculus, 61. 



pilosum, 61. 



sodale, 61. 



velatum, 61, 62. 

 Xuther, D. Dana, study of Portage 



fauna, 4. 

 Xyriopecten dardanus, 43. 



orbiculatus, 51, 53. 



Machaeracanthus peracutus, 42. 



sulcatus, 42. 

 Macrocheilus liebe, 49. 

 Macrochilina hamiltoniae mut. pyg- 

 maea, 57. 



hebe mut. pygmaea, 57. 



pygmaea, 59, 61. 



seneca, 59. 

 Macrochilus, 50. 



Macrodon hamiltoniae, 49, 51, 54. 

 Manticoceras accelerans, 61. 



apprimatum, 61. 



contractum, 59. 



fasciculatum, 59. 



nodifer, 59. 



oxy, 36, 39, 63. 



pattersoni, 34, 61, 62. 

 var. styliophilum, 59. 



tardum, 61. 



vagans, 61. 

 Marcellus shale, 6, 14-15; thickness, 



15; fossils, 44. 

 Megambonia cardiiformis, 43. 

 Megistocrinus depressus, 52. 



Ontario, 48, 52. 

 Melocrinus clarkei, 59-60, 62. 



gracilis, 52. 

 Menteth limestone, 6, 22-23; fossils, 



52-53. 

 Meristella barrisi, 46. 



doris. 43. 



haskinsi, 48, 49, 51, 55. 



lata, 41. 



nasuta, 43. 



scitula, 43. 

 Michelinia cylindrica, 44. 



stylopora, 53. 

 Microdon bellistriatus, 47, 49, 51, 54. 

 Middlesex black shale, 6, 29, 30-31; 



thickness, 30; fossils, 60. 

 Modiomorpha alata, 53. 



clarens, 43. 



complanata, 49, 50. 



concentrica, 49, 50, 51. 



macilenta, 49, 50, 54. 

 Monotrypa sp. und., 53. 



fruticosa, 53. 

 Moorea bicornuta, 52. 



kirkbyi, 42. 



