﻿326 
  Transactions. 
  — 
  Zoology, 
  

  

  S. 
  (EUPOMATUS) 
  BOLTONI, 
  Bainl, 
  P.L.S., 
  XI., 
  p. 
  12, 
  J)l. 
  I., 
  /. 
  2. 
  

  

  Animal 
  unknown. 
  Operculum 
  horny, 
  infunclibuliform, 
  external 
  margin 
  

   densely 
  crenated, 
  internally 
  witli 
  20 
  calcareous 
  pointed 
  teeth. 
  Tube 
  red, 
  

   three-angled, 
  adherent, 
  transversely 
  rugose, 
  back 
  canaliculated. 
  

  

  Genus 
  Vermilia, 
  Lamarck. 
  

   A 
  single 
  operculum 
  terminated 
  by 
  a 
  calcareous 
  plate, 
  conical, 
  or 
  with 
  

   various 
  appendages 
  ; 
  base 
  of 
  the 
  branchise 
  circular 
  ; 
  tube 
  calcareous, 
  fixed. 
  

  

  Sub-genus 
  Placostegus, 
  Philippi. 
  

   Operculum 
  terminated 
  by 
  a 
  calcareous, 
  disc-like 
  plate, 
  with 
  an 
  entire 
  

   margin. 
  

  

  V. 
  CARiNiFERUS, 
  Gray. 
  Dieffenbach's 
  New 
  Zealand, 
  II., 
  p. 
  242. 
  

   (Vermitus), 
  Baircl, 
  P.L.S., 
  XI., 
  jj. 
  12. 
  

  

  Tube 
  thick, 
  irregularly 
  twisted, 
  opaque 
  white, 
  with 
  a 
  high 
  compressed 
  

   wavy 
  keel 
  along 
  the 
  upper 
  edge 
  ; 
  mouth 
  orbicular, 
  with 
  a 
  tooth 
  above 
  it, 
  

   formed 
  by 
  the 
  keel 
  ; 
  operculum 
  orbicular, 
  horny, 
  (Gray). 
  

  

  The 
  whole 
  animal 
  is 
  of 
  a 
  fine 
  blue 
  colour, 
  and 
  the 
  elegant 
  tuft 
  of 
  

   branchial 
  filaments 
  intensely 
  azure, 
  banded 
  with 
  white. 
  (Baird). 
  

  

  V. 
  cJJiRULEA, 
  Schmarcla, 
  I.e., 
  p. 
  29, 
  pi. 
  21,/. 
  178. 
  Qiiat., 
  I.e., 
  II., 
  f. 
  512. 
  

  

  Tube 
  trigonal, 
  blueish 
  ; 
  operculum 
  clavate, 
  border 
  smooth. 
  Peduncles 
  

   short, 
  irregularly 
  three-sided. 
  

  

  New 
  Zealand 
  and 
  the 
  Cape 
  of 
  Good 
  Hope. 
  

  

  No 
  doubt 
  the 
  same 
  as 
  the 
  last 
  (P.W.H.) 
  

  

  V. 
  GREYi, 
  Quatrefages, 
  I.e., 
  II., 
  p. 
  510. 
  

  

  Branchiae 
  short, 
  cirri 
  24-26 
  ; 
  operculum 
  sub-infundibuliform, 
  flat, 
  

   roughish 
  ; 
  body 
  70-80-ringed 
  ; 
  anterior 
  sets 
  rather 
  short, 
  curved, 
  slightly 
  

   margined 
  ; 
  laminae 
  striate 
  ; 
  tube 
  rough, 
  keeled 
  ; 
  aperture 
  wide 
  and 
  obtusely 
  

   dentated. 
  

  

  Sub-genus 
  Podioeeros, 
  Quatrefages. 
  

  

  Operculum 
  terminated 
  by 
  a 
  flat 
  surface, 
  calcareous 
  or 
  cartilaginous, 
  

   carrying 
  a 
  large 
  number 
  of 
  short 
  thick 
  spine's. 
  

   V. 
  BiAHOEiA, 
  Quatrefages, 
  I.e. 
  II., 
  p. 
  520. 
  

  

  Branchiae 
  very 
  short 
  ; 
  cirri 
  20 
  ; 
  operculum 
  margined, 
  bidentate 
  behind 
  ; 
  

   body 
  of 
  50-60 
  rings, 
  anteriorly 
  7 
  ; 
  anterior 
  setae 
  curved, 
  fringed 
  ; 
  lamina 
  

   obtusely 
  denticulated. 
  Tube 
  like 
  that 
  of 
  V. 
  greyi. 
  

   V. 
  STPJGicEPS, 
  March, 
  Rev. 
  Serp., 
  p. 
  66. 
  Quat. 
  I.e. 
  II., 
  p. 
  521, 
  

  

  Operculum 
  orbicular, 
  flat 
  ; 
  tube 
  agglomerated, 
  creeping, 
  trigonal 
  ; 
  

   dorsal 
  keel 
  compressed, 
  acute, 
  laciniated, 
  beaked, 
  with 
  a 
  series 
  of 
  punctiform' 
  

   impressions 
  on 
  either 
  side 
  ; 
  laterally 
  convex 
  ; 
  lines 
  of 
  growth 
  often 
  lami- 
  

   nated, 
  crowded. 
  

  

  North 
  Austraha 
  and 
  New 
  Zealand. 
  

  

  