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INDEX TO CAXAXDAIGUA AXD XAPLES QUADRANGLES 



69 



Cyclostigma aflfine, 59. 

 Cylindropbyllum elongatum. 44. 

 Cyphaspis craspedota, 45, 47. 



diadema, 42. 



hybrida, 42, 



minuscula, 42. 



ornata, 47, 52. 

 var. baccata, 47. 



stephanophora, 42. 

 Cypricardella bellistriata, 53. 

 Cypricardinia indenta, 43, 45, 47, 49, 

 51, 53, 54. 



pygmaea, 49, 51. 

 Cyrtina bamiltonensis, 49, 53, 55, 64. 



mut. pygmaea, 58. 

 Cyrtocera scitum, 42. 

 Cyrtoclymenia neapolitana, 61. 

 Cyrtolites mitella, 45, 47, 49. 

 Cystiphyllum americanum, 48. 



conifollis, 48. 



scalatum, 44. 



sulcatum, 44. 



varians, 48. 

 Cystodictya incisurata, 53. 



Dadoxylon clarkei, 64. 

 Dalmanites aegeria, 42. 



anchiops, 42. 



bifidus. 42. 



boothi, 47, 48, 50, 51. 

 var. calliteles, 47. 



calypso, 42. 



coronatus, 42. 



diurus, 42. 



mj'rmecophorus, 42. 



pygmaeus, 42. 



selenurus, 42. 

 Dana, cited, 18. 

 Devonic and Siluric system, division 



line, 11. 

 Diaphorostoma lineatum, 42, 45, 49, 

 50, 51, 53, 54, 55. 

 mut. belial, 57. 



pugnus, 59. 



rotundatum, 61. 



turbinatum, 42. 



unisulcatum, 42, 

 Dictyospongia haplea, 63, 

 Dignomia alvcata, 54, 

 Dinichthys newherryi, 50, 



Dipterocaris, 61. 

 Dolatocrinus glyptus, 49, 52, 



intermedius, 52, 



liratus, 49, 52. 



troosti, 52. 



Echinocaris ? longicauda, 59. 

 Edriocrinus pyriformis, 43. 

 Eleutlierocaris Tvhitfieldi, 61. 

 Eleutherocrinus wbitfieldi, 52. 

 Encrinal limestone, 20. 

 Entomis, 48. 



prosepbina. 57. 

 Erian group, 6. 

 Eridophyllum archiaci, 55. 



simcoense, 44. 

 Estberia pulex, 48, 

 Eunella lincklaeni, 53, 55. 

 Eunicites, 47. 

 Euompbalus decewi, 42. 



laxus, 42. 



rudis, 49. 

 Eurycbilina ? reticulata, 42. 

 Eurypterus, 8, 11, 40. 



remipes, 39. 



Pavosites arbusculus, 48. 



argus, 48. 



canadensis, 44. 



emmonsi, 44. 



epidermatus, 44. 



bemispbaericus, 44. 



placenta, 46, 48. 



tuberosus, 44. 

 Fenestella sp., 64. 



emaciata^ 53. 

 Fisbes. 42. 



Fistulipora occidens, 64. 

 Forbesiocrinus lobatus, 55. 

 Fucoides grapbicus, 31. 



rerticalis, 37. 



Gardeau beds, 33. 



Gastropods, 42, 45, 47, 49, 51, S8. 54. 



57, 61. 

 Genesee sbale, 6, 25-26, 56; tbick- 



ness, 26; fossils. 58. 

 Gennaeocrinus eucbaris, 52. 



nyssa, 52. 



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