FOU   THE   YEARS   1901-1905,  INCLUSIVE. 
681 
-Continued. 
(Conrad), 
Rowley,  3. 
Paleontology— Continued. 
Genera  and  species  described- 
Melocrinus     pachydactylus 
Talbot,  2. 
wittenbergensis  n.  sp. 
Melongena     ( ?)     potomaeensis    n.    sp., 
Clark  and  Martin,  2. 
Melonites  Owen  and  Norwood,  Klem,  1. 
crassus  Hambach,  Klem,  1. 
irregularis   Hambacb,    Klem,   1. 
multiporus     Norwood     and    Owen, 
Klem,  1. 
multiporus?  O.  &  N.,  Ulricb,  8. 
septenarius  Jackson,  Klem,  1. 
Membranipora  angusta  n.  sp.,  Ulrich,  2. 
bifoliata  n.  sp.,  Ulricb  and  Bassler, 
4. 
caminosa  n.  sp.,  Ulrich  and  Bass- 
ler, 4. 
fistula  n.  sp.,  Ulrich  and  Bassler,  4. 
fossulifera  n.  sp.,  Ulrich  and  Bass- 
ler, 4. 
germana  n.   sp.,   Ulrich  and  Bass- 
ler, 4. 
nitidula    n.    sp.,    Ulrich   and   Bass- 
ler, 4. 
oblongula  n.  sp.,  Ulrich  and  Bass- 
ler, 4. 
parva  n.  sp.,  Ulrich  and  Bassler,  4. 
rimulata  n.  sp.,  Ulrich,  2. 
spiculosa  n.  sp..  Ulrich,  2. 
Meniscomys  sp.   indet.,  Matthew,  Mat- 
thew and  Gidley,  1. 
Menispermites  californicus  n.  sp.,  Fon- 
taine, 3. 
tenuinervis  Fontaine,  Fontaine,  5. 
Menophyllum  ulrichanum  n.  sp.,  Girty, 
3. 
Mercimonia  Dall,  Dall,  8. 
Meretrix  Lamarck,  Dall,  8. 
arata  Gabb,  Whiteaves,  12. 
lenis   (Conrad),  Clark  and  Martin, 
ovata  var.   ovata    (Rogers),   Clark 
and  Martin,  2. 
ovata  var.  pyga  Conrad,  Clark  and 
Martin,   2. 
subimpressa     Conrad,     Clark     and 
Martin,  2. 
Meristella  barrisi  Hall,  Kindle,  1. 
nasuta  (Conrad),  Kindle,  1. 
laevis  (Van.),  Weller,  6. 
princeps  Hall,  Weller,  G. 
lata  (Hall),  Weller,  6. 
Meristina?  expansa  n.  sp.,   Whiteaves, 
17. 
maria  Hall,  Kindle  and  Breger,  1. 
maria  Hall  1863,  Beecher,  1. 
cf.  princeps  Hall,  Kindle  and  Bre- 
ger, 1. 
rectirostris  Hall,  Kindle  and  Bre- 
ger, 1. 
rectirostris  Hall  1882,  Beecher,  1. 
Merriamia,   Merriam    (J.   C),   13. 
zitteli,  Merriam   (J.  C),  13. 
Merychippus  Leidy,  Gidley,  5, 
Merycbyus  Leidy,  Matthew  (W.  D.),  2. 
Paleontology— Continued . 
Genera  and  species  described — Continued. 
Merycbyus  elegans  Leidy,  Matthew  (W. 
.  D.),  2. 
Merycochcerus  Leidy,  Matthew  (W.  D.), 
altiramus  n.  sp.,  Douglas,  2. 
compressidens  n.  sp.,  Douglas,  2. 
elrodi  n.  sp.,  Douglas,  2. 
madisonius  n.  sp.,  Douglas,  2. 
?  obliquidens?,  Douglas,  2. 
proprius  Leidy,  Matthew  (W.  D.), 
o_ 
rusticus  Leidy,  Matthew   (W.  D.), 
o 
Merycodus?,  Douglass,  8. 
Merycodus  Leidy,  Matthew  (W.  D.),  14. 
agilis  Douglass,  Matthew  (W.  D.), 
14. 
furcatus     (Leidy),    Matthew     (W. 
D.),  14. 
?  necatus?  Leidy,  Douglass,  8. 
necatus  Leidy,   Matthew    (W.  D.), 
14. 
osborni   n.   sp.,   Matthew    (W.   D.), 
14. 
?    ramosus    Cope,    Matthew     (W. 
D.),   14. 
Mesalia    obruta    (Conrad),    Clark    and 
Martin,  2. 
Mesoblastus  Etheridge  fil.  and  Carpen- 
ter, Hambach,  1. 
glaber?    Meek    and    Worthen,    Ul- 
rich, 8. 
kirkwoodensis?   Shumard,   Rowley, 
4. 
Mesocyon?  drummondanus  n.  sp.,  Doug- 
lass, 8. 
Mesodesma  alaskensis  n.  sp.,  Dall,  10. 
mariana  n.  sp.,  Glenn,  6. 
Mesodon  abrasus  Cragin,  Williston,  1. 
Mesobippus   acutidens   n.   sp.,   Sinclair, 
6. 
assiniboiensis  n.  sp.,  Lambe,  16. 
bairdi  Leidy,  Osborn,  21. 
brachystylus  n.  sp.,  Osborn,  31. 
brachystylus   Osborn,   Lainbe,    16. 
celer  Marsh,  Osborn,  31. 
copei    Osborn    and    Wortman,    Os- 
born, 31. 
eulophus  n.  sp.,  Osborn,  31. 
hypostylus  n.  sp.,  Osborn,  31. 
intermedius  Osborn  and  Wortman, 
Osborn,  31. 
latidens  Douglass,  Osborn,  31. 
latidens  n.  sp.,  Douglass,  8. 
meteulophus  n.  sp.,  Osborn,  31. 
montanensis  n.  sp.,  Osborn,  31. 
obliquidens  n.  sp.,  Osborn,  31. 
planidens  n.  sp.,  Lambe,  16. 
praecocidens  n.  sp.,  Lambe,  16. 
propinquus  n.  sp.,  Lambe,  16. 
proteulophus  n.  sp.,  Osborn,  31. 
stenolophus  n.  sp.,  Lambe,  16. 
validus  n.  sp.,  Osborn,  31. 
westoni  Cope,  Osborn,  31. 
