﻿HuTTON, 
  — 
  Catalogue 
  of 
  the 
  Worms 
  of 
  Neiv 
  Zealand, 
  325 
  

  

  Family 
  Saeellidje. 
  

   Tubiculoiis 
  ; 
  body 
  with 
  two 
  distinct 
  regions 
  ; 
  cephalic 
  branchite 
  pinnate, 
  

   in 
  two 
  circlets 
  or 
  spirals, 
  one 
  of 
  which 
  may 
  be 
  rudimentary. 
  

   Genus 
  Sabella, 
  Savigny. 
  

   Head 
  indistinct 
  ; 
  branchi® 
  equal, 
  more 
  or 
  less 
  fan-shaped 
  ; 
  anterior 
  

   region 
  not 
  very 
  distinct, 
  scarcely 
  broader 
  than 
  the 
  posterior 
  region 
  ; 
  tubes 
  

   membranous, 
  open 
  at 
  one 
  end 
  only. 
  

  

  S. 
  AEMATA, 
  Quatrefaiies, 
  I.e., 
  II., 
  ^j. 
  453. 
  

  

  Head 
  indistinct 
  ; 
  branchite 
  short, 
  base 
  produced 
  into 
  22 
  free 
  cirri 
  ; 
  

   antennae 
  two 
  pairs 
  ; 
  collar 
  dilated, 
  six-lobed 
  ; 
  anterior 
  body 
  segments 
  

   light 
  ; 
  setaj 
  dissimilar, 
  uncinate 
  and 
  crested. 
  

  

  S. 
  CEKATODAULA, 
  Sclimarcla, 
  I.e., 
  p. 
  33, 
  jjI. 
  22, 
  f. 
  186. 
  Qiiat., 
  I.e., 
  II., 
  p. 
  459. 
  

   Branchige 
  hardly 
  one-fourth 
  the 
  length 
  of 
  the 
  body, 
  striped 
  with 
  yellow 
  

   and 
  brown 
  ; 
  body 
  brownish-yellow. 
  

  

  S. 
  GEANDis, 
  Baird, 
  P.L.S., 
  XIII., 
  p. 
  160. 
  

  

  Collar 
  rather 
  broad, 
  and 
  deeply 
  bilobed 
  ; 
  thoracic 
  feet 
  seven 
  pairs 
  • 
  

   segments 
  belonging 
  to 
  them 
  smooth, 
  not 
  grooved 
  on 
  the 
  upper 
  dorsal 
  

   surface 
  ; 
  back 
  dark 
  brown, 
  rather 
  yellow 
  underneath 
  ; 
  feet 
  numerous 
  

   about 
  100. 
  Peduncles 
  large, 
  well 
  developed; 
  anterior 
  and 
  posterior 
  divisions 
  

   separated 
  by 
  a 
  groove, 
  in 
  the 
  centre 
  of 
  which 
  are 
  situated 
  the 
  feet 
  ; 
  a 
  deep 
  

   groove 
  along 
  the 
  dorsal 
  surface, 
  except 
  the 
  seven 
  thoracic 
  segments; 
  setse 
  

   short, 
  slender, 
  smooth, 
  setaceous, 
  sharp-pointed. 
  Length, 
  without 
  branchi£e 
  

   6^ 
  inches. 
  Case, 
  a 
  leathery-looking 
  tube, 
  covered 
  externally 
  with 
  a 
  thin 
  

   coat 
  of 
  mud. 
  

  

  Family 
  Sekpulid^. 
  

  

  Tubiculous 
  ; 
  two 
  ciliated 
  skin-folds 
  on 
  the 
  front 
  segments 
  ; 
  branchi® 
  

   with 
  a 
  spiral 
  basis, 
  with 
  one 
  or 
  two 
  opercula 
  with 
  chitinous 
  or 
  calcareous 
  

   discs. 
  Tubes 
  calcareous, 
  attached 
  to 
  stones, 
  etc., 
  or 
  free. 
  

   Genus 
  Serpula, 
  Linnaeus. 
  

  

  A 
  single 
  cartilaginous 
  or 
  horny 
  operculum 
  ; 
  base 
  of 
  the 
  branchis 
  

   circular. 
  Tube 
  calcareous, 
  fixed. 
  

  

  S.ANTARCTICA, 
  Quatrefa(jes, 
  I.e., 
  IL, 
  ji:*. 
  503 
  (1865). 
  

  

  Branchige 
  short, 
  cirri 
  24-25. 
  Operculum 
  infundibuliform, 
  sub-concave, 
  

   margin 
  denticulated 
  ; 
  body 
  of 
  70-80 
  segments, 
  anteriorly 
  7 
  ; 
  anterior 
  setae 
  

   filiform, 
  rounded 
  ; 
  laminse 
  denticulated 
  ; 
  tube 
  like 
  that 
  of 
  S. 
  vermicularis. 
  

   S. 
  zEALANDicA, 
  Baivd, 
  P.L.S., 
  XL, 
  p. 
  21, 
  pi. 
  II., 
  f. 
  9 
  (1864). 
  

  

  Animal 
  unknown 
  ; 
  operculum 
  white, 
  small, 
  sub-concave, 
  margin 
  with 
  

   20 
  denticulatious 
  ; 
  tube 
  slender, 
  white, 
  creeping, 
  nearly 
  round, 
  longitudinal, 
  

   dorsal 
  keel 
  small, 
  transversely 
  flexuously 
  striated. 
  

  

  Probably 
  the 
  same 
  as 
  the 
  last 
  (F.W.H.) 
  

  

  