688 
INDEX   TO    NORTH    AMERICAN    GEOLOGY 
Paleontology— Continued. 
Genera  and  species  described — Continued. 
Nyssa  laevigata  Lx.,  Perkins,  13. 
lamellosa  n.  sp.,  Perkins,  13,  17. 
lescurii  C.   H.   Hitchcock,   Perkins, 
13,  17. 
microcarpa  Lx.,  Perkins,  13. 
multicostata  n.  sp.,  Perkins,  13. 
ovata  n.  sp.,  Perkins,  13. 
solea  n.  sp.,  Perkins,  13. 
Obolella  Billings  1861,  Walcott,  1. 
asiatica  n.  sp.,  Walcott,  12. 
cf.    chromatica    Billings,    Matthew 
(G.  P.),  1. 
lindstroemi  n.  sp.,  Walcott,  1. 
mohergi  n.  sp.    Walcott,  1. 
(Glyptias)       favosa       Linnarsson, 
Walcott,  1. 
Obolus  Eichwald,  Matthew   (G.  F.),  20. 
Obolus,  Walcott,  1. 
acadica  n.  sp.,  Walcott,  12. 
(Westonia)  alandensis  n.  sp.,  Wal- 
cott, 12. 
sequiputeis,  Matthew  (G.  F.),  10. 
sequiputeis    n.    sp.,    Matthew     (G. 
F.),  20. 
(Lingulella)  atavus  Matthew,  Wal- 
cott, G. 
(Westonia)  baltica  n.  sp.,  Walcott, 
12.  . 
(Lingulella)    bellus   Walcott,   Wal- 
cott, 1. 
(Lingulella)    bicensis   n.   sp.,   Wal- 
cott, 1. 
(Westonia)     blackwelderi     n.     sp., 
Walcott,  12. 
(Lingulella)     bornemanni     n.     sp., 
Walcott,  1. 
(Westonia)   bottnica  Wiman,  Wal- 
cott, 12. 
bretonensis,  Matthew  (G.  F.),  16. 
(Lingulella)    canius    n.    sp.,    Wal- 
cott, 6. 
(Lingulella)   chinensis  n.  sp.,  Wal- 
cott, 12. 
(Lingulella)        collicia       Matthew, 
.    Walcott,  6. 
(Lingulella)     concinnus    Matthew, 
Walcott,  -6. 
(Lingulellai    damesi    n.    sp.,    Wal- 
cott   12. 
discus,  Matthew   (G.  F.),  16. 
discus  n.  sp.,  Matthew  (G.  P.),  20. 
ella  Hall  and  W.,  Matthew  <  G.  F.), 
19. 
ella,  Matthew  (G.  F.)    16. 
(Lingulepis)   eros  n.   sp.,   Walcott, 
12. 
(Westonia)      flnlandensis     n.     sp., 
Walcott,   6. 
(Lingulella)    fuchsi   Redlich,   Wal- 
cott, 12. 
(Lingulepis)       gregwa      Matthew, 
Walcott,  1. 
(Westonia)    iphis  n.  sp.,   Walcott, 
12. 
ismene  n.  sp.,  Walcott,  12. 
Paleontology — Continued. 
Genera  and  species  described — Continued. 
Obolus    (Lingulella)    isse   n.    sp.,    Wal- 
cott, 12. 
(Lingulella)    lens    Matthew,    Wal- 
cott, 6. 
lens  Matthew   (G.  P.),  16. 
lens  n.  sp.,  Matthew  (G.  F.),  20. 
lens  var.  longus  n.  var.,  Matthew 
(G.  F.),  20. 
lens-primus,  Matthew  (G.  P.),  16. 
(Lingulella)      linnarssoni     n.     sp., 
Walcott,  1. 
rnatinalis  Hall?,  Walcott,  12. 
?  meneghini  n  .sp.,  Walcott,  1. 
minimus  n.  sp.,  Walcott,  12. 
nundina  n.  sp.,  Walcott   12. 
obscurus  n.  sp.,  Walcott,  12. 
(Lingulella)    or  us  n.  sp.,  Walcott, 
12. 
(Lingulella)  pelias  n.  sp.,  Walcott, 
12. 
pheres  n.  sp.,  Walcott,  12. 
pristinus,  Matthew   (G.  P.),  16. 
pulcher,  Matthew  (G.  P.),  16. 
(Lingulella)  quadrilateralis  n.  sp., 
Walcott,  12. 
(Lingulella)    randomensis    n.    sp., 
Walcott,  1. 
refulgens,  Matthew  (G.  F.),  16. 
(Lingulepis)  rowei  n.  sp.,  Walcott, 
12. 
(Acritis?)  rugatus  n.  sp.,  Walcott, 
1. 
(Broggeria)   salteri  Holl,  Walcott, 
6. 
(Lingulella)     schmalensei    n.     sp., 
Walcott,  6. 
(Lingulella)      schucherti      n.      sp., 
Walcott,  1. 
(Lingulella)    septalis  n.   sp.,   WTal- 
cott,  12. 
shensiensis  n.  sp.,  Walcott,  12. 
(Lingulella)     siemiradzkii    n.    sp., 
Walcott,  1. 
(Lingulella)    spatulus  n.  sp.,  Wal- 
cott, 6. 
tetonensis  n.  sp.,  Walcott,  1,  12. 
tetonensis  ninus  n.  var.,   Walcott, 
12. 
(Westonia)  themis  n.  sp.,  Walcott, 
12. 
torrentis  n.  sp.,  Matthew   (G.  F.), 
16,  20. 
triparilis  n.  sp.,  Matthew   (G.  F.) 
16,  20. 
(Lingulella)    upis  n.   sp.,   Walcott, 
12. 
(Lingulella)      wanniecki      Redlich, 
Walcott,  12. 
(Lingulella)    welleri    n.    sp.,    WTal- 
cott,  6. 
(Westonia)    wimani    n.    sp.,    Wal- 
cott, 12. 
(Lingulella)    winona   var.    convex- 
us,  Walcott,  1. 
zoppi  n.  sp.,  Walcott,  1. 
