100 



INDEX 



Page 



Kindle, E. M., mentioned 21 



Lapworth, Charles, mentioned 62 



Leptaena limestone of Sweden, Silurian ago 



of 61,64,66 



Lichas, mentioned.. 65 



Little Oak limestone, stratigraphic position 



and age of 59 



Lower and Upper Medina, relations of 81 



Lower Canadian deposits, distribution of 83 



Lyckholm and Borkholm formations of 



Esthonia 61, 66 



Marine submergences, alternation of, on 



opposite sides of Atlantic 54 



Maximum development of Lower Paleozoic 



marine deposits in America 76 



Middle Chazyan, Little Oak, and Chambers- 

 burg faunas, origin of 60 



Mosheim and Murfreesboro limestones, rela- 

 tions of 78 



Murat limestone, same as Holston 2 



Nemagraptus gracilis, mentioned 27 



North Atlantic, hypothetical faunal province. 61 



Odontopleuridae, mentioned 9 



Oklahoma, Lower Paleozoic formations in... 76 



Onchaspis, mentioned 52,53 



Ontario or Ontarian system, advantages of. . . 62 

 Ordovician-Canadian contact usually marks 



great hiatus 80 



Ordovician marine deposition, relative 



amounts and rates of 56 



Ordovician-Silurian boundary 61, 68, 87 



Ordovician system, need to revise Lap- 

 worth's definition of 74 



Origin of Trenton and late Black River 



faimas 60 



Oscillation of the surface of continents 55 



Oscillations in Black River time 80 



Persistence of indigenous faunas 68, 69 



Phacops mucronatus beds 86 



Phillipsburg, Quebec, section. Lower and 



Upper Ozarkian in 81 



Phillipsinella beds 86 



Physical evidence of distinctness of Canadian 



and Ordovician systems 80 



Post-Blount faunas, origin and ages of 59 



Raymond, P. E., mentioned-.. 7,49,53,57 



and Willard, Bradford, on 

 Appalachian Brachi- 



oypoda, criticized. 64 



Recent progress in American stratigraphy. . . 69 



Recurrences of faunas 69 



Remopleurides, mentioned 6, 7 



Resser, Charles E., mentioned 1,71 



Richmond and Clinton formations in Anti- 



costi 65 



Robergia major, mentioned 27,29 



marginata, mentioned.. 7 



Salteria oderi, mentioned... 51 



Schaghticoke shale, age of 82 



Shallowness, small size, and frequent shifting 



of epicontinental seas 55 



Shifting of epicontinental seas indicated in 



Europe as in America 55 ) 



Page 

 Silurian graptolites in Leptaena limestone... 66 

 Silurian, naturally defined base of in Britain . 86 

 Silurian system, unconformable base of in 



Europe and America 64 



Simpson formations 77 



Skellgill beds 87 



Spirifer, first appearance of 87 



Stetson, n. C, mentioned 50 



Stinchar limestone, typical 53,84 



Stones River- Lowville contact in Tennessee 



and Kentucky, significance of 69 



Sylvan shale, mentioned 66 



Telephus americanus, described... 21 



mentioned 41 



bicornis, new species 23 



mentioned 26 



bicuspis, discussion of.. 12 



mentioned... 12, 13, 18, 19 



bilunatus, new species 39 



bipunctatus, new species 31 



mentioned 15,17, 



23, 29, 31, 33, 35, 36, 37, 40 



buttsi, new species.. 40 



mentioned 29 



character of material 2 



faunas, absence of in Champlaia 



Valley 49 



fractus, comments on 10 



mentioned . 16, 17, 19, 23, 26, 27, 28 



gelasinosus, described 26 



mentioned 18,31 



granulatus, discussion of 11 



mentioned 23,24,25,26,27 



haddingi, new species 12 



mentioned 13 



Hadding's paper on 3 



hibernicus, described 17 



hircinus, new species 38 



mentioned .32, 35, 36, 37, 42 



impunctatus, new species... 33 



mentioned 32,37 



jamtlandicus, new species 13 



mentioned 19 



latus, new species 28 



mentioned 28,29 



linnarssoni, new species 15 



mobergi, discussion of 14 



mentioned 23,31,37,38,41 



mysticensis, new species 22 



mentioned.il, 22, 31, 32, 39, 49 

 simulator, new vari- 

 ety 23 



occurrence in southeastern Canada. 49 



original description of 1 



other trilobites associated with 47 



prattensis, new species 34 



mentioned 15, 23, 32, 33, 36 



pustulatus, new species. 28 



mentioned 32 



reedi, new species 19 



revised description 3 



salteri Reed, described. 20 



sinuatus, new species 30 



mentioned 30 



