20  BIBLIOGRAPHY    OF    NORTH    AMERICAN    GEOLOGY 
Angermann  (Ernesto) — Continued. 
2.  Apuntes  sobre  el  Paleozoico  en  Sonora  [Mexico]. 
Mexico,  Inst.  Geol.,  Par.,  t.  1,  pp.  81-90,  1  pi.,  1  fig.,  1904. 
Gives  observations  upon  the  occurrence  and  character  of  the  geologic  formations  of  Sonora, 
particularly  upon  Paleozoic  deposits. 
3.  El  fierro  meteorico  de  Bacubirito  (Est.  de  Sinaloa). 
Mexico,  Inst.  Geol.,  Par.,  t.  1,  pp.  113-116,  1  pi.,  1904. 
Observations  upon  size  and  occurrence  of  the  meteorite  of  Bacubirito,  Mexico. 
4.  Observaciones  geologicas  en  una  ascencion  al   Citlaltapetl  (Pico  de  Orizaba) 
[Mexico]. 
Soc.  Cient.  "Antonio  Alzate,"  Mem.  y  Rev.,  t.  21,  pp.  365-369,  1  pi.,  1904. 
Gives  observations  upon  the  physiographic  features  and  geology  of  the  volcano  Orizaba. 
Argall  (P.  H.). 
1.  Pelee's  obelisk. 
Eng.  &  Mg.  Jour.,  vol.  76,  p.  420,  1903. 
Discusses  the  formation  of  the  obelisk  in  the  crater  of  Mont  Pele. 
Argall  (Philip). 
1.  Notes  on  the  Santa  Eulalia  mining  district,  Chihuahua,  Mexico. 
Colo.  Sci.  Soc,  Proc,  vol.  7,  pp.  117-126,  4  figs.,  1903. 
Gives  observations  on  the  geology  and  the  occurrence  and  character  of  the  ore  deposits. 
2.  The  Santa  Eulalia  [Mexico]  ore  deposits. 
Eng.  &  Mg.  Jonr.,  vol.  76,  pp.  350-351,  illus.,  1903. 
Describes  the  general  geology,  the  igneous  intrusions,  the  occurrenee  and  character  of  the 
silver-lead  ores,  and  discusses  their  origin. 
Armstrong-  (L.  K.). 
1.  The  Alberta  [Canada]  coal  field. 
Mg.  Rep.,  vol.  50,  pp.  548-550,  3  figs.,  1904. 
Gives  notes  upon  the  general  geology  of  the  region,  and  describes  the  occurrence  and  charac- 
ter of  the  coal  beds,  and  the  character  of  the  coals. 
Arnold  (Delos)  and  (Ralph). 
1.  The  marine  Pliocene  and  Pleistocene  stratigraphy  of  the  coast  of  southern  Cali- 
fornia. 
Jour.  Geol.,  vol.  10,  pp.  117-138,  5  pis.,  7  figs.,  1902. 
Describes  the  lithologic  and  faunal  character  of  the  strata  and  the  Tertiary  and  Pleistocene 
history  of  the  region.    Discusses  the  relation  of  the  Merced  series  with  these  beds. 
Arnold  (Ralph). 
1.  Bibliography  of  the  literature  referring  to  the  geology  of  Washington. 
Wash.  Geol.  Surv.,  vol.  1,  Ann.  Kept,  for  1901,  pp.  323-338,  1902. 
2.  The  paleontology  and  stratigraphy  of  the  marine  Pliocene  and  Pleistocene  of  San 
Pedro,  California. 
Cal.  Acad.  Sci.,  Mem.,  vol.  3,  pp.  1-420,  37  pis.,  1903;  Leland  Stanford  jr.  Univ.,  Cont.  to  Biol, 
from  the  Hopkins  Seaside  Laboratory,  31,  pp.  1-420,  37  pis.,  1903. 
Describes  the  topography  and 'the  character  and  occurrence  of  Tertiary  and  Quaternary  for- 
mations of  California  bordering  the  Pacific,  and  gives  lists  of  fossils  by  formations  showing 
geographical  distribution  and  relations  to  existing  faunas,  and  systematic  descriptions  of 
the  genera  and  species.  Includes  descriptions  of  several  new  species  of  corals  by  T.  Way- 
land  Vaughan  and  of  mollusks  by  W.  H.  Dall  and  Paul  Bartsch. 
3.  Faunal  relations  of  the  Carrizo  Creek  beds  of  California. 
Abstract:  Science,  new  ser.,  vol.  19,  p.  503,  1904. 
4.  Gold  placers  of  the  coast  of  Washington. 
U.  S.  Geol.  Surv.,  Bull.  no.  260,  pp.  154-157,  1  fig.,  1905. 
5.  Coal  in  Clallam  County,  Wash. 
U.  S.  Geol.  Surv.,  Bull.  no.  260,  pp.  413-421,  1905. 
Describes  the  geography  and  general  geology  of  the  region,  and  the  occurrence  and  charac- 
ter of  the  coal. 
