﻿MARINE 
  POLYCHAETE 
  WORMS 
  — 
  PETTIBONE 
  

  

  319 
  

  

  Figure 
  36. 
  — 
  A.mph.arttid&e: 
  a, 
  Ampharetevega, 
  dorsal 
  view 
  anterior 
  end; 
  b, 
  Ampharete 
  acuti- 
  

   frons, 
  dorsal 
  view 
  anterior 
  end; 
  c, 
  same, 
  lateral 
  view 
  posterior 
  end; 
  d, 
  same, 
  palea; 
  i, 
  

   Asabellides 
  sibirica, 
  dorsal 
  view 
  anterior 
  end. 
  Terebellidae: 
  /, 
  lateral 
  view 
  anterior 
  end 
  

   of 
  terebellid; 
  g, 
  Amphitriu 
  cirraia, 
  lateral 
  view 
  anterior 
  end; 
  h, 
  same, 
  notoseta; 
  i, 
  Nicolea 
  

   venustula, 
  lateral 
  view 
  anterior 
  end 
  of 
  male; 
  ;, 
  same, 
  thoracic 
  uncini; 
  k, 
  Pista 
  maculata, 
  

   lateral 
  view 
  anterior 
  end, 
  tentacles 
  missing; 
  /, 
  same, 
  uncinus 
  with 
  long 
  manubrium. 
  (For 
  

   explanation 
  of 
  symbols, 
  see 
  p. 
  210.) 
  

  

  