82  BIBLIOGRAPHY    OF    NORTH    AMERICAN    GEOLOGY 
dishing  (H.  P.)— Continued. 
6.  Accessions  to  the  library  [of  the  Geological  Society  of  America]  from  June,  1901, 
to  June,  1902. 
Geol.  Soc.  Am.,  Bull.,  vol.  13,  pp.  547-556,  1903. 
7.  Petrography  and  age  of  the  Northumberland  rock. 
N.  Y.  State  Mus.,  55th  Ann.  Rept.,  pp.  r24-r29,  1903. 
Describes  the  petrologic  characters  and  discusses  the  correlation  of  the  igneous  rock  discov- 
ered near  Schuylerville,  New  York. 
8.  Memoir  of  Peter  Neff. 
Geol.  Soc.  Am.,  Bull.,  vol.  15,  pp.  541-544,  1  pi.  (port.),  1904. 
9.  Geology  of  the  vicinity  of  Little  Falls,  Herkimer  County  [New  York]. 
N.  Y.  State  Mus.,  Bull.  77,  95  pp.,  15  pis.,  14  figs.,  and  2  maps  and  sections  sheet  (in  pocket), 
1905.  • 
Describes  the  character,  occurrence,  and  relations  of  pre-Cambrian,  Cambrian,  and  Ordovi- 
cian  strata,  the  geologic  structure,  the  topography,  glacial  deposits,  and  petrography  of  the 
pre-Cambrian  rocks. 
10.  Geology  of  the  northern  Adirondack  region. 
N.  Y.  State  Mus.,  Bull.,  95,  pp.  271-453,  18  pis.,  9  figs.,  1905. 
Describes  the  geologic  history  of  the  region;  the  character,  occurrence,  and  geologic  relations 
of  pre-Cambrian  igneous  and  metamorphosed  rocks  of  Cambrian  and  Ordovician  sedi- 
mentary deposits,  and  of  Paleozoic  igneous  rocks;  and  the  geologic  structure. 
Uushman  (Joseph  A.). 
1.  A  new  footprint  from  the  Connecticut  Valley. 
Am.  Geol.,  vol.  33,  pp.  154-156,  1  pi.,  1904. 
2.  Pleistocene  foraminifera  from  Panama. 
Am.  Geol.,  vol.  33,  pp.  265-266,  1904. 
Describes  occurrence  and  gives  a  list  of  species  identified,  with  notes  as  to  the  occurrence  of 
living  forms  of  the  same  species. 
3.  Notes  on  the  Pleistocene  fauna  of  Sankaty  Head,  Nantucket,  Mass. 
Am.  Geol.,  vol.  34,  pp.  169-174,  1904. 
Gives  a  section  of  the  strata  and  a  table  showing  the  occurrence  of  the  fossils  in  the  various 
beds,  and  discusses  the  relations  of  these  faunas. 
4.  Miocene  barnacles  from  Gay  Head,  Mass.,  with  notes  onBalanus  proteus,  Conrad. 
Am.  Geol.,  vol.  34,  pp.  293-296,  3  figs.,  1904. 
5.  Notes  on  fossils  obtained  at  Sankaty  Head,  Nantucket,  in  July,  1905. 
Am.  Geol.,  vol.  36,  pp.  194-195,  1905. 
6.  Fossil  crabs  of  the  Gay  Head  Miocene. 
Am.  Nat.,  vol.  39,  pp.  381-390,  2  pis.,  1905. 
Discusses  the  occurrence  of  fossil  crabs  at  this  locality,  and  gives  descriptions  of  two  species. 
D. 
Dale  (T.  Nelson). 
1.  Structural  details  in  the  Green  mountain  region  [Vermont]  and  in  eastern  New 
York  (Second  paper). 
U.  S.  Geol.  Surv.,  Bull.  no.  195,  22  pp.,  4  pis.,  8  figs.,  1902. 
Discusses  geologic  phenomena  presented  in  this  area. 
2.  The  slate  industry  at  Slatington,  Pa.,  and  Martinsburg,  W.  Va. 
U.  S.  Geol.  Surv.,  Bull.  no.  213,  pp.  361-364,  1903. 
Describes  the  character  and  occurrence  of  the  slates  at  these  localities. 
3.  The  geology  of  the  north  end  of  the  Taconic  Range. 
Am.  Jour.  Sci.,  4th  ser.,  vol.  17,  pp.  185-190,  1  pi.  (map),  1904. 
Describes  the  areal  distribution  and  structural  relations  of  Cambrian  and  Ordovician  forma- 
tions in  the  area  and  gives  an  explanation  of  these  facts. 
4.  Note  on  Arkansas  roofing  slates. 
U.  S.  Geol.  Surv.,  Bull.  no.  225,  pp.  414-416,  1904. 
Describes  the  occurrence  and  megascopic  and  microscopic  characters. 
