708 
INDEX    TO    NORTH    AMERICAN    GEOLOGY 
Paiecmfologr— Continued. 
Qenero  and  species  described — Continued. 
Pterygometopus  annulatus  n.  sp.,  Ray- 
mond (P.  E.),  5. 
callicephalus   (Hall),  Weller,  6. 
eboraceus  Schmidt,  Ruedemann,  2. 
intermedins   (Walcott)  ?,  Weller,  6. 
Pterygotus  Agassiz,  Grabau,  1. 
cobbi  Hall,  Grabau,  1. 
globicaudatus  Pohlman,  Grabau,  1. 
macropthalmus  Hall,  Grabau,  1. 
monroensis  n.  sp.,  Sarle,  2. 
Ptilodictya  frondosa  n.  sp.,  Weller,  6. 
lobata  n.  sp.,  Weller,  c>. 
(Escharopora)    subrecta  dr.,   Sar- 
deson,  4. 
?  sp.  ?.  Sardeson,  1. 
Ptilodus  primarvus  n.  sp.,  Lambe,  .".. 
Ptilograptus  Hall,  Ruedemann,  8. 
geinitzianus  Hall,  Ruedemann,  8. 
plumosus  Hall,  Ruedemann,  8. 
tenuissimus  n.  sp.,  Ruedemann,  8. 
Ptilozamites      leckenbyi      (Bean)      Na- 
thorst.  Fontaine,  1. 
Ftychites  Mojsisovics,  Hyatt  and  Smith, 
1. 
meeki  n.  sp.,  Hyatt   and  Smith,  1. 
Ptychitidae      Mojsisovics,      Hyatt      and 
Smith.   1, 
Ptychitinse,  Hyatt  and  Smith.  1. 
Ttychitoidea,  Hyatt  and  Smith,  1. 
Ptychocladia   n.  gen.,  Ulrich  and  Bass 
ler,  1. 
agellus  n.   sp..   Ulrich   and   Bassler, 
1. 
Ptychodosma    knappianum    II.   and    W., 
Kindle,  1. 
Ptychodus.  Williston,  1. 
anonymns  Williston.  Williston.  1. 
janewayii    (Cope),  Williston,  1. 
martini  Williston.  Williston,  1. 
mortoni    (Mantell),  Williston,   1. 
occidental  is  Leidy,  Williston,  1. 
polygyrus     (Buckland),    Williston, 
1. 
whippleyi  Marcou,  Williston,  1. 
sp..  Williston.  1. 
Ptycholepis  Agassiz,  Eastman,  20. 
marshi  Newberry,  Eastman,  20. 
Ptychomya    ragsdalei     (Cragin),    Shat- 
tuck,  8. 
stantoni  n.  sp.,  Cragin.  2. 
Ptychoparia  blairi  n.  sp..  Weller.  6. 
calcifera  Walcott?,  Weller,  6. 
cordillerae       Walcott,       Woodward 
(H.),  1. 
newtonensis  n.  sp.,  Weller,  6. 
sp.  undet.,  Weller,  6. 
?  subquadrata  n.  sp..  Weller,  6. 
Ptychosalpinx    altilis     (Conrad),    Mar- 
tin, 5. 
lienosa  Conrad,  Martin.  .">. 
multirugata  Conrad,  Martin,  5. 
Ptychopyge  jerseyensis  n.  sp.,  Weller,  6. 
Ptychospira     sexplicata      (White     and 
Whitfield),  Greger,  1. 
Ptychoxylon  levyi,  White  (D.),  19. 
Paleontology — Continued. 
Genera  and  species  described — Continued. 
Puella  sp.,  Clarke,  19. 
Puffinus  conradi  Marsh,  Case,  9. 
Fugnax  rocky montana  (Marcou),  Beede, 
1. 
striatocostata    (M.    and   W.),    Wel- 
ler, 2. 
utah  (Marcou),  Beede,  1. 
utah  Marcou,  Girty,  3. 
Pullastra  Sowerby,  Dall,  8. 
Pullenia  sphseroides   (d'Orbigny),  Bagg, 
0. 
Pulvinulina      auricula       (Fichtel      and 
Moll),  Bagg.  9. 
brongniartii    (d'Orbigny),  Bagg,  9. 
elegans,  Guppy,  4. 
exigua  var.  obtusa  Burrows,  Bagg, 
1. 
schreibersii    (d'Orbigny),   Bagg,    1. 
runcturella  Lowe,  Arnold,  2. 
cucullata  Could,  Arnold,  2. 
galeata  Gould,  Arnold,  2. 
Purpura  Bruguiere,  Arnold,  2. 
crispata  Chemnitz,  Arnold,  2. 
lima  Martyn,  Anderson,  7. 
saxicola  Valenciennes,  Arnold,  2. 
Pygurus  sp..  Cragin,  2. 
Pycnostylus  Whiteaves,  Lambe,  2. 
elegans  Whiteaves,  Lambe,  2. 
guelphensis  Whiteaves,  Lambe,  2. 
Pyramidella  Lamarck.  Arnold,  2. 
conica  Adams,   var.   variegata   Car- 
penter,  Arnold,  2. 
(Sulcorinella)   dodoria  n.  sp..   Dall 
and  Bart sch,  2. 
Pyramidula  lecontei  n.  sp.,  Stearns   (R. 
E.  C),  3. 
Pyramidula        perspectiva        simillima, 
Stearns   (R.  E.  C.),  1. 
shimekii   (Pilsbry),  Shimek,  •*'>. 
Pyrazisinus  harrisi  n.  sp..  Maury,  1. 
Pyrgiscus  Philippi,  Arnold,  2. 
Pyrgisculus  Monterosato,  Arnold,  2. 
Pyrgolampros  Sacco,  Arnold,  2. 
Pyrula  harrisi  n.  sp..  Martin.  5. 
penita  var.  Conrad.  Clark  and  Mar- 
tin, 2. 
(?)  sp.,  Clark  and  Martin.  2. 
Quadrula  Rafinesque,  Letson,  1. 
coccinea     (Conrad)     Simpson,    Let- 
son.  1. 
solida  (Lea)  Simpson,  Letson,  1. 
Quehecia  n.  gen.,  Walcott,  12. 
circe  Billings.  Walcott,  12. 
Quedius  deperditus  n.  sp..  Scudder,  1. 
Quercophyllum   chinkapinense  Ward  n. 
sp.,  Fontaine,  5. 
Quercus  afflnis   (Newh.).  Knowlton.  14. 
breweri  Lesq.,  Knowlton,   14. 
consimilis  Newh..  Knowlton,   14. 
dayana  n.  sp.,  Knowlton,  14. 
dnriuscula  n.  sp.,  Knowlton.   14. 
eoprinoides  n.  sp..  Berry,  7. 
hollickii  n.  sp.,  Berry.  5. 
hollickii  Berry,  Berry,  7. 
holmesii  Lesq.,  Berry,  5. 
