﻿A. 
  M. 
  Edwards 
  — 
  Infusorial 
  Earths 
  of 
  Pacific 
  Coast. 
  377 
  

  

  * 
  Shookura 
  Chuck, 
  a 
  branch 
  of 
  the 
  Chihalis 
  river 
  which 
  flows 
  

  

  into 
  Gray's 
  Harbor, 
  Washington. 
  

  

  * 
  Colseed 
  Bay, 
  Hood's 
  Canal, 
  Washington. 
  

   Pit 
  River, 
  eight 
  miles 
  from 
  Fort 
  Crook, 
  Cal. 
  

  

  These 
  may 
  all 
  be 
  supposed 
  to 
  belong 
  to 
  the 
  western 
  or 
  coast 
  

   slope 
  of 
  the 
  mountain 
  range, 
  although 
  Mr. 
  G-ibbs 
  says 
  that 
  that 
  

   from 
  Pit 
  river, 
  the 
  eastern 
  branch 
  of 
  the 
  Sacramento, 
  may 
  

   belong 
  to 
  either 
  side. 
  

  

  Of 
  the 
  fifteen 
  earths 
  but 
  seven 
  were 
  found 
  to 
  contain 
  the 
  

   remains 
  of 
  Diatomacese. 
  

  

  * 
  Hot 
  Spring, 
  Harrison's 
  lake, 
  B. 
  C. 
  

  

  This 
  consists 
  of 
  a 
  saline 
  mass 
  evidently 
  deposited 
  by 
  the 
  hot 
  

   spring, 
  but 
  contains 
  no 
  organic 
  remains. 
  

  

  Nahchess 
  river, 
  Washington. 
  

  

  No 
  organic 
  remains. 
  

  

  Alkaline 
  deposits, 
  Similkamen 
  river, 
  Washington. 
  

  

  This 
  specimen 
  is 
  of 
  very 
  much 
  the 
  same 
  general 
  character 
  as 
  

   the 
  first. 
  

  

  * 
  Steilacoom 
  Creek, 
  No. 
  1, 
  Washington. 
  

  

  * 
  Steilacoom 
  Creek, 
  No. 
  2, 
  " 
  

  

  * 
  Point 
  Roberts, 
  YVashington. 
  

  

  * 
  Bluff 
  west 
  of 
  Camp 
  Simiahmoo, 
  Washington. 
  

  

  No 
  organic 
  remains. 
  

  

  * 
  Camp 
  Simiahoo, 
  No. 
  1, 
  Washington. 
  

  

  A 
  lacustrine 
  sedimentry 
  deposit, 
  containing 
  : 
  

  

  Amphiprora 
  naviculars. 
  Gomphonema 
  intricatum. 
  Himan- 
  

   tidium 
  bidens. 
  Himantidium 
  gracile. 
  Melosira 
  varians. 
  Pin- 
  

   nularia 
  major. 
  Pinnularia 
  viridis. 
  Pinnularia 
  mesolepta. 
  Stau- 
  

   roneis 
  anceps. 
  

  

  Camp 
  Similkamen, 
  No. 
  2, 
  Washington. 
  

  

  No 
  organic 
  remains. 
  

  

  * 
  Camp 
  Similkamen, 
  No. 
  3, 
  Washington. 
  

  

  A 
  lacustrine 
  sedimentary 
  deposit, 
  containing 
  : 
  

  

  Amphiprora 
  navicularis. 
  Cocconema 
  leptoceros. 
  Cocconema 
  

   lanceolatum. 
  Cymbella 
  ?. 
  C. 
  ?. 
  Gomphonema 
  (Pinnularia) 
  

   amphioxys. 
  Gomphonema 
  olivaceum, 
  Himantidium 
  arcus. 
  Hi- 
  

   mantidium 
  biceps. 
  Himantidium 
  bidens. 
  Himantidium 
  ?. 
  

   Navicula 
  elliptica. 
  Navicula 
  cuspidata. 
  Navicula 
  amphigom- 
  

   phus. 
  Nitzschia 
  (Synedra) 
  spectabilis. 
  Orthosira 
  distans. 
  

   Pinnularia 
  gigas. 
  Pinnularia 
  dactilus. 
  Pinnularia 
  nobilis. 
  Pin- 
  

   nularia 
  mesolepta. 
  Pinnularia 
  viridis. 
  Pinnularia 
  tabellaria. 
  

   Pinnularia 
  Johnsonii. 
  Pinnularia 
  ?. 
  Stauronies 
  phcenicenteron. 
  

   Surirella 
  craticula. 
  

  

  