INDEX 



101 



Pcrprimitia, cont'd. Pages 



robusia 20, 58, 91 



sigynae . . .' 11> 20, 58 



spinosa 58 



tenera 20, 58, 9 1 



turrita • 20 



Persansahella bradfieldi 59 



njorthi 60 



Pitkin limestone 4-1 



Platychilus 10, 38 



ovoides 10, 16, 38, 79 



Polytylites • (>> 51 



ambitus 8, 18, 51, 87 



biforatus 18, 52, 87 



bradfieldi 18, 52, 87 



concavus 11, 18, 52 



rrassus 12, 18, 52, 87 



directus 10, 18, 52, 87 



di'versus 10, 18, 52, 87 



elongatus 18, 52, 87 



fossilis 18, 52, 87 



geniculatus 18, 52, 87 



gro'uei 8, 18, 53 



nodobliqiius 18, 53, 87 



quincollinus 18, 53 , 87 



reticulatus 11, 18, 53, 87 



similis ...10, 18, 53 



Primitiidae 20, 63 



Primitia cestriensis 10, 21 



cestriensis caldivellensis 11, 21 



fayettemllensis 21 



granimarginata 10, 21 



sefninalis 21 



simulans 10, 21 



subaequata H, 21 



Primitiopsis? striatus .44 



Proparaparchites 62 



fabulus 8, 20, <52, 95 



o'vatus 12, 20, 62, 95 



Pseudoparaparchites 10 



aclis 12, 20 



Pterocodella 23 



inconsueta 23, 24 



mirablilis 63 



R 



Reelsville limestone 7 



References 65 



Renault formation 6, 7, 8 



Restricted species in — 



Clore 11 



Glen Dean 10 



Golconda 9 



Kinkaid 11 



Menard 11 



Paint Creek ....9 



Renault 8 



Vienna 10 



Reynolds formation 5, 8, 12, 13 



Reversabella reversa 57 



njorthi 60 



Ruma formation 7 



s 



Sample sandstone and shale 7 



Sansabella 55, 57, 59 



ampla . 9, 20, 59, 92 



amsdenensis 20 



bradfieldi 20, 59, 92 



Sansabella, cont'd. " Pages 



declems 10, 20, 59, 92 



fdubia 20 



elongata 9, 20, 59, 92 



fenriri 57 



gunnari 57 



harrisi 10, 13, 20, 60, 92 



johnsoni 59 



lenticularis 11, 20, 60, 92 



njorthi 11, 20, 60 



o'vata 9, 20, 60, 92 



parallcla 10, 20, 60, 92 



sulcata 20 



truncata 10, 20, 60, 92 



tumida 20, 61 ^ 92 



mnitaensis 8, 20, 61, 92 



ivhitei 59 



Sargentina 10, 38, 44 



allani 11, 16, 38, 79 



asulcata 11, 12, 16, 38, 79 



crassimarginata 12, 16, 38, 79 



forsetii "... 38 



Savagella 47 



f acuminata 19, 47, 88 



lindahli 19 



rhomboidalis 19 



Seminolites 33 



o'valis 8, 15, 33, 75 



re'uersus 9, 15, 34, 75 . 



sohni 15 



symmetricus 9, 15, 34, 75 



Siberia limestone 7 



Stratigraphic range 5 



Sulcella 7, 39 



celsa 9, 16, 39, 79 



crassimarginata 38 



o'uata 9, 16, 39, 79 



Ste. Genevieve formation 12 



T 



Talcott member 12, 13 



Tar Springs sandstone 7 



Tensleep formation 12 



Tetrasacculus 9, 63 



mirablilis 9, 21, 63, 95 



Tetratylus 7, 34 



ellipticus 9, 15, 35, 76 



elongatus 9, 15, 35, 76 



menardensis 15, 35, 76 



Triceratina 23 



inconsueta 14, 24, 68 



V 



Venula 10, -^^ 



striata 10, 17, 44, 84 



Verrucosella golcondensis 39 



Vienna formation 6, 7, 8, 10 



w 



Waltersburg sandstone 6, 7 



JVaylandella cornigera 30 



Webster Springs member 13 



Wedington sandstone 13 



Wickcliff e sandstone 7 



fVorkmanella disjuncta 63 



Y 



\ankeetown chert 7 



Youngiellidae 21, 64 



