FOR   THE   YEARS   1901-1905,  INCLUSIVE. 
715 
Paleontology— Con  tinued . 
Genera  and  species  described — Continued. 
Sigaretus  Lamarck,  Arnold,  2. 
debilis  Gould,  Arnold,  2. 
fragilis  Conrad,   Martin,   5. 
scopulosus   Conrad,   Anderson,    7. 
Sigillaria     brardii     coriacea     n.     var.. 
White  (D.),  10. 
suspecta  n.  sp..  White  (D.),  1<». 
Sigmagraptus  n.  gen.,  Ruedemann,  8. 
precursor  n.  sp.,  Ruedemann,  8. 
Siliqua   Megerle,  Arnold,  2. 
lucida  Conrad,  Arnold.  2. 
patula    (Dixon)    var.  nuttalli  Con- 
rad, Arnold,  2. 
Silliinanius  E.  Hitchcock,  Lull,  2. 
gracilior  E.  Hitchcock,  Lull,  2. 
tetradactylus   E.    Hitchcock,    Lull. 
Sinopa,  Matthew   (W.  D.),  19,  20. 
Sinopa  Leidy,  Matthew    (W.   D.),   1. 
Sinopa  Leidy,  Wortman,  12. 
agilis  Marsh,   Wortman.   12. 
agilis   (Marsh),  Matthew   (W.  1  >.  i . 
1. 
hians    (Cope),    Matthew    (W.    D.), 
1. 
major  Wortman,  8. 
minor  n«.  sp.,  Wortman,  8. 
opisthotonus    n.    sp.,    Matthew    (W. 
1).),    1. 
rapax  Leidy,  Wortman,  12. 
rapax  Leidy,  Matthew   (W.  D.).  1. 
strenua   (Cope),  Matthew  (W.  D. ). 
1. 
vera    (Marsh),   Matthew    (W.   D. ) . 
1. 
viverrina     (Cope),     Matthew     (W. 
D.),  1. 
whitlse  (Cope),  Matthew   (W.  D.), 
1. 
Siphonalia  A.  Adams.  Arnold,  2. 
?  calvertana  n.  sp.,  Martin,  5. 
devexa    (Conrad),   Martin,  .">. 
kellettii  Forbes,  Arnold.  2. 
marylandica   n.   sp.,   Martin.    5. 
migrans    (Conrad),  Martin.  5. 
Siphonetreta    minnesotensis    Hall    and 
Clarke,   Ruedemann,  2. 
Siphonocetus  clarkianus  Cope,  Case,  0. 
expansus  Cope,  Case,  9. 
priscus  Cope,  Case,  9. 
Sirenites       Mojsisovics,       Hyatt       and 
Smith,   1. 
lawsoni   n.   sp.,   Hyatt  and   Smith, 
J. 
smithi  n.  sp..  Burckhardt  and  Sca- 
lia.  1. 
Skenidium    anthonensis    n.    sp.,    Sarde- 
spn,  9. 
?  nodocostatum  n.  sp.,  Rowley.  3. 
Smilodeetes  n.  gen.,  Wortman,  13. 
gracilis  Marsh,   Wortman,   13. 
Smilodon,  Matthew   (W.  D.),  19. 
Solanderina  Dall,  Dall,  8. 
Solariella  S.  Wood,  Arnold,  2. 
cidaris  A.  Adams,  Arnold,  2. 
Paleontol  ogy— Continued . 
Genera  and  species  described — Continued. 
Solariella     (radiatula?     var.)     occiden- 
la lis.  Whiteaves,  12. 
peramahilis   Carpenter,    Arnold,   2. 
Solarium    amphiternum    Dall,    Martin, 
5. 
trilineatum  Conrad,   Martin,   5. 
sp.,  Clark  and   Martin.   2. 
Solecardia      (Spaniorinus)      cossmanni 
Dall,  Glenn,  6. 
Solemya    (Janeia)    vetusta   Meek,    Kin- 
dle, 1. 
Solen  Linne,  Arnold,  2. 
cuneatus  Gabh?,  Johnson   (D.  W.), 
5. 
lisbonensis   (?)   Aldrich,  Clark  and 
Martin,  2. 
rosaceus  Carpenter,   Arnold,   2. 
sicarius  Gould,  Arnold,  2. 
stantoni  n.  sp..  Weaver,  1. 
Soleniscus      cf.      paludiniformis      Hall, 
Girty,  3. 
Solenomya    parallella    Beede   and    Rog- 
ers, Beede,  1. 
radiata  Mock  and  Worthen,  Beede, 
1. 
trapezoides  Meek.   Beede,   1. 
Solenopleura    hretonensis    n.    sp..    Mat- 
thew  (G.  F.),  20. 
Solenopora  compacta,  Seely,  3. 
jerseyensis  Weller,   Weller,   0. 
Somphospongia  Beede,   Beede,   1. 
favositiformis  n.  sp.,  Whitfield,  12. 
multiformis  Beede,  Beede,  1. 
Sonneratia    acuto-carinata  Shum.,  Lass- 
witz,  1. 
acuto-carinata    Shum.    var.    multi- 
fida  Steinm.,  Lasswitz,  1. 
stantoni  n.  sp.,  Anderson   (F.  M. ), 
3. 
supani  n.  sp.,  Lasswitz.  1. 
Sorieida\  Matthew   (W.  D.).  19. 
Spaniodon  simus  Cope,  Hay.  10. 
Spathella    phaselia    (Win.).    Weller,    2. 
Spathioceras.  Clarke   (J.  M.),  8. 
Spathocharis    emersoni    Clark,    Kindle, 
1. 
Sphaarexochus     parvus     Billings.     Ray- 
mond  (T.  E.),  5. 
romingeri    Hall.    Kindle    and    Bre- 
ger,  1. 
Spha?riastrum   Bourguignat,   Dall,   8. 
Sphau'ium  Scopoli,  Dall.  8. 
Spha?riuin  Scopoli.  Letson,  1. 
stamineum    (Conr. )    Prime,  Letson. 
1. 
striatinum    (Lam.)    Prime,  Letson, 
1. 
Splnerocoryphe    goodnovi    n.    sp.,    Ray- 
mond   (P.  E.),  5. 
major  n.  sp..  Ruedemann.  2. 
Sphserocystites  Hall,   Schuchert,   6,   11. 
bloomfieldensis    n.    sp.,    Schuchert, 
11. 
globularis  n.  sp.,  Schuchert.  6,  11. 
