INDEX 



Acanthodes pristis, 62. 

 Acidaspis callicera, 42. 

 Acrogenia prolifera, 53. 

 Actinopteria decussata, 47, 50, 51, 

 53. 



muricata, 45. 

 Alveolites goldfussi, 48. 



sqiiamosus, 43. 

 Ambocoelia, 35, 36, 56. 



nana, 46. 



praeumbona, 49. 



iimbonata, 47, 48, 49, 51, 53, 55, 

 63, 64. 

 mut. pluto, 58. 

 inut. pygmaea, 58. 

 Amphlgenla elongata, 43. 

 Amplexus hamiltoniae, 48. 

 Ancyrocrinus bulbosus, 52. 

 Aorocrinus cauliculus, 52. 



pocillum, 52. 



praecursor, 52. 

 Arabellites, 47. 

 Ascodictyum stellatum, 53. 

 Athyris, 56. 



spiriferoides, 49, 50, 51, 53, 55. 

 Atrypa aspera, 64. 



liystrlx, 36, 64, 65. ' 



reticularis, 34, 43, 48, 52, 53, 55, 

 64. 65. 



spinosa, 55, 63. 

 Aiilacophyllum prlnceps, 43. 

 Aiilopora, 46. 



annectens, 59, 62. 



serpens, 53. 

 Autodetus sp. nov., 52. 



lindstroemi, 52. 

 Aviculopecten cancellatus, 63. 



oxactus, 53. 



ignotus, 43. 



parilis, 51. 



pectiniformis, 43. 



princeps, 47, 49, 53. 



scabridiis, 53. 



Bactrites, 31, 34, 50, 63. 



spJ mut. parvus, 57. 



sp. mut. pygmaeus, 57. 



aciculum, 58, 59, 60, 61. 



clavus. 46. 



gracilior, 61. 



tenuicinctus, 48, 51, 54. 

 Beecher, Oharles E., cited, 22; men- 

 tioned, 52. 

 Belleropbon acutilira, 49, 50. 



curvilineatus, 42. 



denckmanni, 59. 



koeneni, 59, 61. 



leda, 49, 50, 51, 53, 54. 



lyra, 45, 49, 50. 



patulus, 51, 



pelops, 42, 47, 50. 



thalia, 51. 

 Beloceras iynx, 61. 

 Bertie v^aterlime, 6, 8-9; thickness, 



8; fossils, 40. 

 Beyrichia, 48. 



dagon, 57. 



kolmodini, 52. 



subquadrata, 42. 

 Blastoids, 46. 

 Bollia, 48. 



bilobata, 42. 

 Brachiopods, 43, 45^6, 47-48, 49, 



51-52, 53, 54-55, 58, 62. 

 Bronteus senescens, 65. 



tullius, 56. 

 Bryozoans, 46, 53. 

 Bucliiola, 31. 



conversa, 61. 



halli. 49. 



livoniae, 59. 



retrostriata, 34, 59, 61, 63. 

 mut. pygmaea, 57. 



scabrosa, 59, 61. 



stuprosa, 46. 



