﻿[41] 
  ANNELIDA 
  CH^TOPODA. 
  747 
  

  

  Family 
  AMPHICTENID.E. 
  

  

  CISTENTDES 
  Malmgren. 
  

  

  Cistenides 
  geantjlata 
  Malmgren. 
  

  

  Sabella 
  granulata 
  Linn. 
  Syst. 
  Nat., 
  xii, 
  p. 
  1268 
  {teste 
  Malmgren). 
  

   Pectinaria 
  Gronlandica 
  Grube. 
  Familien 
  tier 
  Anneleden, 
  pp. 
  82, 
  138. 
  1851. 
  

   Pectinaria 
  Gronlandica 
  Stimpson. 
  Grand 
  Mauan, 
  p. 
  30. 
  1854. 
  

   Cistenides 
  granulata 
  Malmgren. 
  Nord. 
  Hafs-Aiin., 
  p. 
  359. 
  1865. 
  

  

  Not 
  uncommon 
  ; 
  15-30 
  fathoms 
  ; 
  rocks 
  and 
  shells. 
  

  

  Family 
  AMPHARETID^. 
  

  

  AMPHAEETE 
  Malmgren. 
  

   Amphaeete 
  cieeata, 
  n. 
  sp. 
  

   (Pl. 
  VIII, 
  Figs. 
  110-112.) 
  

  

  Very 
  similar 
  to 
  Ampharete 
  Grubel 
  Malmgren. 
  

  

  Branchiae 
  as 
  long 
  as 
  the 
  width 
  of 
  the 
  body, 
  or 
  a 
  little 
  longer. 
  

  

  From 
  the 
  9th 
  setigerous 
  segment 
  each 
  uncigerous 
  lobe 
  bears 
  a 
  coni- 
  

   cal 
  cirrus. 
  This 
  cirrus, 
  small 
  at 
  first, 
  and 
  arising 
  from 
  the 
  superior 
  

   margin 
  of 
  the 
  lobe, 
  rapidly 
  elongates, 
  and 
  recedes 
  to 
  the 
  base 
  of 
  the 
  

   lobe 
  (figs. 
  110-112). 
  

  

  Uncigerous 
  lobes 
  quite 
  large 
  on 
  the 
  posterior 
  half 
  of 
  the 
  body. 
  

  

  Anal 
  segment 
  about 
  as 
  long 
  as 
  the 
  two 
  preceding 
  segments 
  taken 
  

   together. 
  Number 
  of 
  anal 
  cirri, 
  fourteen; 
  conical, 
  as 
  long 
  as 
  the 
  anal 
  

   segment. 
  

  

  General 
  color, 
  light 
  green. 
  Branchiae 
  light 
  green, 
  lower 
  surface 
  

   banded 
  with 
  white, 
  center 
  dark 
  green. 
  

  

  Length 
  of 
  largest 
  specimen, 
  24 
  ram 
  . 
  

  

  Width 
  in 
  front, 
  with 
  feet, 
  4 
  mra 
  . 
  

  

  Length 
  of 
  branchiae, 
  4 
  mm 
  . 
  

  

  Sand 
  ; 
  6-12 
  fathoms. 
  

  

  Amphaeete 
  teilobata, 
  n. 
  sp. 
  

  

  Anterior 
  margin 
  of 
  head 
  divided 
  into 
  three 
  lobes, 
  of 
  which 
  the 
  median 
  

   projects 
  slightly 
  beyond 
  the 
  lateral. 
  Two 
  minute 
  black 
  eyes, 
  lateral, 
  on 
  

   the 
  middle 
  line. 
  

  

  Branchiae 
  delicate, 
  wrinkled, 
  tapering 
  very 
  gradually, 
  pointed, 
  in 
  

   length 
  two 
  or 
  three 
  times 
  the 
  width 
  of 
  the 
  body. 
  

  

  Cirri 
  short, 
  stout, 
  flat, 
  not 
  tapering. 
  

  

  Uncigerous 
  lobes 
  large, 
  quadrangular, 
  projecting. 
  

  

  Posterior 
  part 
  of 
  body 
  composed 
  of 
  twelve 
  uncigerous 
  segments 
  and 
  

   the 
  anal 
  segment. 
  

  

  