C8 



NEW YORK STATE MUSEUM 



Calceocrinus clarus, 55. 

 Callonema lichas, 42. 

 Camarotoecliia billingsi, 43. 

 congregata, 49, 52, 53, 55. 

 contracta, 64. 

 dotis, 46, 48, 55. 

 horsfordi, 46, 48, 53. 

 inequiplicata, 43. 

 pauciplicata, 46. 

 prolifica, 46, 48, 52. 

 royana^ 43. 



sappho, 46, 48, 49, 53, 55. 

 tethys, 43. 

 Camillus shale, 6-8; thickness, 7; 



fossils, 40. 

 Canandaigua shale, 6, 17-20; thick- 

 ness, 19; term, 20; fossils, 47^9, 

 50. 

 Cardiff shale, 6, 16-17, 18; thickness, 



17; fossils, 46. 

 Cardiocaris. 59. 

 Cashaqua shale, 6, 31-32; thickness, 



31; fossils, 60-62. 

 Cayugan group, 6. 

 Centerfield limestone, 17; fossils, 



47, 50. 

 Centronella glansfagea, 43. 

 Cephalopods, 42, 45, 48, 50, 51, 52, 



54, 57. 61. 

 Ceratiocaris, 8. 



acuminata, 40. 

 Ceratodictya annulata, 64. 



cincta, 36. 

 Ceratopora dichotoma, 53. 



jacksoni, 53. 

 Chautauquan group, 6. 

 Chemung beds, 6. 

 Chonetes, 56. 

 acutiradiatuSj 43. 

 arena tus, 43. 

 aurora, 54, 



coronatus, 48, 49, 51, 53, 54. 

 deflectus, 48, 49, 51, 53, 54. 

 lepidus, 44, 46, 49, 54, 63. 

 lineatus, 43. 

 mucronatus, 44, 46, 53. 

 robustus, 53. 



scitulus, 46, 49, 53, 54, 62. 

 setiger, 47, 64. 



Chonostrophia complanata, 41. 



reversa, 43. 

 Cirripedes, 50. 

 Cladodus sp., 64. 

 Cladopora cryptodens, 43. 



labiosa, 44. 



laqueata, 44. 

 Cladoxylon mirabile, 59. 

 Cobleskill shale and dolomite, 6, 9- 



11; thickness, 9; fossils, 40. 

 Codaster pyramidatus, 43. 

 Coelospira Camilla, 43. 

 Conocardium crassifrons, 47. 



cuneus, 43. 



eboraceum, 53. 



mut. pygmaeum, 57. 



trigonale, 43. 

 Conodonts, 33, 60. 

 Conularia cf. continens, 63. 

 Corals, 43-44, 46, 48, 50. 53, 62. 

 Cordaeoxylon clarkei, 59, 62. 

 Cornulites sp. nov., 52. 



tribulis, 47, 52. 

 Crania crenistriata, 47, 51. 



crenistriata, 46, 53, 54. 



recta, 46. 

 Craniella hamiltoniae, 46, 47, 49, 51 



53, 54. 

 Crinoid stems, 58. 

 Crinoids, 43, 48, 49, 52, 55, 62. 

 Crustaceans, 42, 45, 47, 48, 50, 51, 52 



54, 57, 61. 

 Cryphaeus boothi, 45, 52, 54, 55. 



var. calliteles, 45, 57. 

 Cryptonella planirostris, 45, 48, 52. 



rectirostris, 46, 48, 49, 52, 55. 

 Ctenobolbina papillosa, 52. 

 Cyathocrinus bulbosus, 43. 

 Cyathophylloids, 55. 

 Cyathophyllum conatum, 48. 



corniculum, 44. 



hydraulicum, 11, 40. 



juvenis, 44. 



nanum, 48. 



robustum, 44, 48. 



validum, 44. 

 Cyclonema, 50. 



hamiltoniae, 49, 53. 



multilira, 49. 



trilix, 51. 



