﻿212 
  A. 
  E. 
  Verrill 
  — 
  Echinoderms 
  of 
  Northeastern 
  America. 
  

  

  B. 
  range, 
  1137 
  to 
  1742 
  fath. 
  Dredged 
  by 
  the 
  U. 
  S. 
  Fish 
  

   Comm. 
  at 
  three 
  stations 
  from 
  K 
  lat. 
  40° 
  34/ 
  18" 
  to 
  39° 
  35'. 
  

  

  Brisinga 
  verticillata 
  Sladen. 
  

  

  Brisinga 
  verticillata 
  Sladen, 
  Voyage 
  of 
  the 
  Challenger, 
  vol. 
  xxx. 
  p. 
  604, 
  pi. 
  

   109, 
  figs. 
  9-11, 
  1889; 
  Verrill, 
  Proc. 
  Nat. 
  Mus., 
  vol. 
  xvii, 
  p. 
  283, 
  1894. 
  

  

  B. 
  range, 
  906 
  to 
  1423 
  fath. 
  Dredged 
  at 
  9 
  stations 
  from 
  N. 
  

   lat. 
  41° 
  13 
  / 
  to 
  36° 
  34/. 
  Taken 
  by 
  the 
  Challenger 
  at 
  1ST. 
  lat. 
  

   40° 
  17', 
  off 
  New 
  Jersey, 
  in 
  1350 
  fath. 
  

  

  Freyella 
  elegans 
  Sladen. 
  

  

  Brisinga 
  elegans 
  Verrill, 
  this 
  Journal, 
  vol. 
  xxviii, 
  p. 
  382, 
  1884. 
  

  

  Freyella 
  bracteata 
  Sladen, 
  Voyage 
  of 
  the 
  Challenger, 
  vol. 
  xxx, 
  p. 
  629, 
  pi. 
  114; 
  

  

  figs. 
  1-4, 
  1889. 
  

   Freyella 
  elegans 
  Verrill, 
  Proc. 
  U. 
  S. 
  Nat. 
  Mus., 
  vol. 
  xvii, 
  p. 
  283, 
  1894. 
  

  

  B. 
  range, 
  1060 
  to 
  2021 
  fath. 
  Taken 
  at 
  18 
  stations 
  by 
  the 
  

   U. 
  S. 
  Fish 
  Comm. 
  from 
  K 
  lat. 
  41° 
  43' 
  to 
  36° 
  34/. 
  Dredged 
  

   by 
  the 
  Challenger 
  at 
  three 
  stations 
  from 
  N". 
  lat. 
  42° 
  08' 
  to 
  40° 
  

   17', 
  in 
  1250 
  to 
  1350 
  fath., 
  off 
  the 
  American 
  coast. 
  

  

  Freyella 
  microspina 
  Verrill. 
  

  

  Proc. 
  IT. 
  S. 
  Nat. 
  Mus., 
  vol. 
  xvii, 
  p. 
  286, 
  1894. 
  

  

  B. 
  range, 
  1054 
  to 
  1060 
  fath. 
  Taken 
  twice 
  by 
  the 
  U. 
  S. 
  Fish 
  

   Comm., 
  at 
  K 
  lat. 
  39° 
  46' 
  30" 
  and 
  39° 
  43' 
  30". 
  

  

  Freyella 
  aspera 
  Verrill. 
  

  

  Freyella 
  aspera 
  Verrill, 
  Proc. 
  U. 
  S. 
  Nat. 
  Mus., 
  vol. 
  xvii, 
  p. 
  285, 
  1894. 
  

  

  B. 
  range, 
  1917 
  fath. 
  One 
  specimen 
  was 
  dredged 
  at 
  N". 
  lat. 
  

   37° 
  59' 
  20", 
  off 
  Chesapeake 
  Bay. 
  

  

  Fragments 
  of 
  a 
  fourth 
  species 
  of 
  Freyella 
  were 
  dredged 
  at 
  

   Sta. 
  2077, 
  K 
  lat.' 
  41° 
  09, 
  in 
  1255 
  fath. 
  

  

  Bathymetrical 
  Distribution 
  of 
  the 
  Families 
  of 
  Asterioidea, 
  in 
  this 
  Region. 
  

   [The 
  numerals 
  refer 
  to 
  the 
  number 
  of 
  species 
  found 
  in 
  each 
  zone 
  of 
  depth.*] 
  

  

  

  

  

  

  

  

  

  Total 
  

  

  Fathoms. 
  

  

  0-50. 
  

  

  50-100. 
  

  

  100-500. 
  

  

  500-1000. 
  

  

  1000-2000. 
  

  

  2000-2600. 
  

  

  species. 
  

  

  Archasteridse 
  

  

  

  

  2 
  

  

  4 
  

  

  6 
  

  

  6 
  

  

  2 
  

  

  8 
  

  

  Porcellanasteridse 
  

  

  1 
  

  

  1 
  

  

  1 
  

  

  2 
  

  

  1 
  

  

  

  

  2 
  

  

  Astropectinidse 
  ._ 
  

  

  5 
  

  

  4 
  

  

  4 
  

  

  3 
  

  

  2 
  

  

  

  

  8 
  

  

  Goniasteridas 
  

  

  2 
  

  

  5 
  

  

  5 
  

  

  3 
  

  

  2 
  

  

  1 
  

  

  8 
  

  

  Gymnasteridee 
  

  

  

  

  3 
  

  

  4 
  

  

  2 
  

  

  

  

  1 
  

  

  5 
  

  

  Asterinidse 
  

  

  

  

  1 
  

  

  1 
  

  

  

  

  

  

  

  

  2 
  

  

  Solasteridse 
  

  

  3 
  

  

  5 
  

  

  5 
  

  

  3 
  

  

  2 
  

  

  

  

  8 
  

  

  Pterasteridse 
  

  

  2 
  

  

  4 
  

  

  2 
  

  

  1 
  

  

  2 
  

  

  1 
  

  

  7 
  

  

  Echinasteridae 
  

  

  2 
  

  

  1 
  

  

  1 
  

  

  

  

  

  

  

  

  2 
  

  

  Pedicellasteridse 
  . 
  

  

  

  

  1 
  

  

  1 
  

  

  1 
  

  

  

  

  

  

  1 
  

  

  Zoroasteridse 
  

  

  

  

  

  

  

  

  1 
  

  

  1 
  

  

  

  

  1 
  

  

  Stichasteridse 
  

  

  1 
  

  

  1 
  

  

  1 
  

  

  1 
  

  

  

  

  

  

  2 
  

  

  Asteriidse 
  

  

  11 
  

  

  9 
  

  

  5 
  

  

  

  

  1 
  

  

  

  

  15 
  

  

  Brisingidse 
  

  

  

  

  

  

  1 
  

  

  2 
  

  

  6 
  

  

  2 
  

  

  7 
  

  

  No. 
  of 
  species 
  

  

  27 
  

  

  37 
  

  

  35 
  

  

  25 
  

  

  23 
  

  

  7 
  

  

  76 
  

  

  * 
  The 
  slight 
  differences 
  in 
  the 
  numbers 
  here 
  given, 
  as 
  compared 
  with 
  the 
  list 
  

   on 
  page 
  128, 
  is 
  due 
  to 
  the 
  discovery 
  of 
  a 
  few 
  additional 
  species 
  after 
  the 
  first 
  

   part 
  of 
  this 
  paper 
  was 
  printed. 
  

  

  