﻿428 
  Scientific 
  Intelligence. 
  

  

  The 
  common 
  3Iillepora 
  alcicornis, 
  of 
  the 
  West 
  Indies, 
  afforded 
  

   S. 
  P. 
  Sharpies 
  97*46 
  p. 
  c. 
  of 
  calcium 
  carbonate 
  with 
  0*27 
  of 
  cal- 
  

   cium 
  phosphate 
  and 
  2*54 
  of 
  water 
  and 
  organic 
  matters. 
  (This 
  

   Journal, 
  III, 
  i, 
  168, 
  1871). 
  In 
  his 
  analyses 
  of 
  Oculina 
  arbuscula, 
  

   Manicina 
  areolata, 
  Siderastrea 
  radians, 
  Madrepora 
  cevvicomis, 
  

   and 
  M. 
  palmata, 
  he 
  obtained 
  no 
  magnesia 
  but 
  in 
  each 
  some 
  cal- 
  

   cium 
  phosphate. 
  It 
  is 
  to 
  be 
  noted 
  that 
  other 
  analysts 
  have 
  over- 
  

   looked 
  apparently 
  the 
  calcium 
  phosphate. 
  

  

  Forchhamrner, 
  analyzing 
  a 
  mixture 
  of 
  corals, 
  found 
  about 
  half 
  

   a 
  per 
  cent 
  of 
  magnesium 
  carbonate 
  ; 
  but 
  in 
  the 
  Alcyonarian, 
  Jsis 
  

   nobilis 
  6*36 
  per 
  cent, 
  and 
  Cor 
  allium 
  nobile 
  2-1 
  per 
  cent. 
  

  

  4. 
  Bahama 
  Expedition 
  of 
  the 
  State 
  University 
  of 
  Iowa. 
  

   Narrative 
  and 
  Preliminary 
  Report 
  ; 
  by 
  Professor 
  C. 
  C. 
  Nutting. 
  

   252 
  pp. 
  8vo, 
  No. 
  1 
  and 
  2 
  of 
  Vol. 
  Ill 
  of 
  the 
  Natural 
  History 
  Bulle- 
  

   tin 
  of 
  the 
  University. 
  

  

  This 
  volume 
  is 
  an 
  account 
  of 
  a 
  cruise 
  to 
  the 
  Bahama 
  Banks 
  

   and 
  the 
  islands 
  in 
  their 
  vicinity, 
  by 
  the 
  members 
  of 
  a 
  class 
  in 
  

   Natural 
  History 
  of 
  the 
  Iowa 
  University, 
  with 
  Professors 
  Nutting, 
  

   G. 
  L. 
  Houser 
  and 
  H. 
  F. 
  Wickham 
  as 
  the 
  executive 
  committee, 
  in 
  

   all 
  a 
  party 
  of 
  twenty-one. 
  It 
  proved 
  to 
  be 
  eminently 
  satisfac- 
  

   tory, 
  both 
  personally 
  and 
  as 
  regards 
  accessions 
  to 
  the 
  University 
  

   collections. 
  

  

  The 
  Report 
  contains 
  brief 
  notes 
  on 
  some 
  of 
  the 
  species 
  dredged 
  

   or 
  otherwise 
  collected, 
  with 
  several 
  figures 
  in 
  illustration; 
  but 
  

   the 
  final 
  descriptions 
  are 
  to 
  appear 
  later, 
  specimens 
  having 
  been 
  

   placed 
  in 
  the 
  hands 
  of 
  different 
  specialists. 
  The 
  volume 
  has 
  

   great 
  value 
  to 
  any 
  who 
  may 
  plan 
  such 
  expeditions 
  on 
  account 
  of 
  

   the 
  descriptions 
  of 
  its 
  outfit, 
  the 
  information 
  to 
  be 
  gathered 
  

   from 
  the 
  expet, 
  ices 
  of 
  the 
  cruise, 
  and 
  many 
  facts 
  observed 
  

   along 
  the 
  way. 
  j. 
  d. 
  d. 
  

  

  III. 
  Miscellaneous 
  Scientific 
  Intelligence. 
  

  

  1. 
  National 
  Academy 
  of 
  Sciences. 
  — 
  At 
  the 
  annual 
  meeting 
  

   held 
  at 
  Washington, 
  April 
  16-19, 
  Dr. 
  Wolcott 
  Gibbs, 
  one 
  of 
  the 
  

   original 
  charter 
  members 
  of 
  the 
  Academy, 
  was 
  elected 
  president 
  

   for 
  a 
  term 
  of 
  six 
  years, 
  Professor 
  Marsh, 
  president 
  for 
  the 
  last 
  

   two 
  terms, 
  having 
  declined 
  to 
  be 
  a 
  candidate. 
  The 
  Academy 
  

   voted 
  unanimously 
  " 
  That 
  the 
  thanks 
  of 
  the 
  Academy 
  be 
  tendered 
  

   to 
  the 
  retiring 
  president 
  for 
  the 
  zeal 
  and 
  ability 
  with 
  which 
  he 
  

   has 
  administered, 
  in 
  succession, 
  the 
  offices 
  of 
  Vice-president 
  and 
  

   President 
  of 
  the 
  Academy 
  during 
  a 
  period 
  of 
  seventeen 
  years." 
  

   Prof. 
  Alexander 
  Agassiz 
  was 
  elected 
  foreign 
  secretary, 
  and 
  Prof. 
  

   Asaph 
  Hall, 
  reelected 
  home 
  secretary. 
  

  

  Three 
  foreign 
  associates, 
  Professor 
  R. 
  Leuckart 
  of 
  Leipzig, 
  

   Professor 
  Julius 
  Sachs 
  of 
  Wiirzburg, 
  and 
  Professor 
  Sophus 
  Lie 
  

   of 
  Leipzig, 
  were 
  elected 
  ; 
  also 
  four 
  new 
  members. 
  

  

  The 
  Barnard 
  gold 
  medal 
  was 
  awarded 
  by 
  the 
  Academy 
  to 
  Lord 
  

   Rayleigh 
  for 
  the 
  discovery 
  of 
  argon, 
  and 
  the 
  Watson 
  gold 
  medal 
  

   to 
  Seth 
  C. 
  Chandler 
  for 
  his 
  researches 
  on 
  the 
  variation 
  of 
  latitude, 
  

   on 
  variable 
  stars 
  and 
  for 
  his 
  other 
  works 
  in 
  astronomy. 
  

  

  