﻿STKES 
  : 
  MOLLtJSCA. 
  OF 
  " 
  PORCUPINE 
  " 
  EXPEDITIONS. 
  345 
  

  

  (Beitrage 
  zur 
  Naturgeschichte 
  der 
  Versteinerungen 
  in 
  geognosticher 
  

   Hinsicht), 
  being 
  an 
  article 
  in 
  the 
  Proceedings 
  of 
  the 
  Royal 
  Academy 
  

   of 
  Sciences 
  at 
  Munich 
  for 
  the 
  year 
  1816 
  and 
  1817; 
  but 
  I 
  failed 
  to 
  

   find 
  either 
  in 
  the 
  text 
  or 
  plates 
  any 
  such 
  fossil 
  as 
  Muricites 
  jjygmmisy 
  

  

  JS'assa 
  HETicuiATA 
  (Linne). 
  

  

  Buccinum 
  reticulatum, 
  Linne, 
  Syst. 
  IS'at., 
  12th 
  ed., 
  p. 
  1204. 
  

   Nassa 
  reticulata, 
  Linne 
  : 
  Kobelt, 
  loc. 
  cit., 
  i, 
  p. 
  135. 
  

  

  " 
  Porcupine 
  " 
  Expedition, 
  1869, 
  Lough 
  Swilly, 
  3-13 
  fathoms 
  

   (spawn); 
  1870, 
  "Cadiz"; 
  Vigo 
  Bay, 
  20 
  fathoms. 
  

  

  Distribution. 
  — 
  Throughout 
  the 
  Mediterranean 
  and 
  in 
  the 
  North 
  

   Atlantic. 
  A 
  Pliocene 
  fossil. 
  

  

  Nassa 
  semistriata 
  (Brocchi). 
  

  

  Buccinum 
  semistriatum, 
  Brocchi, 
  Conch. 
  Poss. 
  Subapp., 
  p. 
  651. 
  

   Nassa 
  semistriata, 
  Brocchi 
  : 
  Kobelt, 
  loc. 
  cit., 
  i, 
  p. 
  131. 
  

  

  "Porcupine" 
  Expedition, 
  1870, 
  Stations 
  10, 
  53; 
  Vigo 
  Bay 
  ; 
  Cape 
  

   Sagres. 
  

  

  Bistrihution. 
  — 
  Lusitanian 
  and 
  Mediterranean 
  Seas. 
  A 
  Miocene 
  

   fossil. 
  

  

  Jeffreys 
  describes 
  the 
  animal 
  of 
  a 
  specimen 
  from 
  Station 
  10 
  as 
  

   follows: 
  — 
  " 
  Body 
  pale 
  orange. 
  Siphonal 
  sheath 
  or 
  tube 
  light 
  brown. 
  

   Tentacles 
  long, 
  slender, 
  and 
  tapering. 
  Eyes 
  small, 
  above 
  the 
  base 
  of 
  

   tentacles. 
  Eoot 
  broad 
  in 
  front 
  and 
  expanded 
  into 
  two 
  longish 
  auricles 
  

   or 
  triangular 
  points 
  ; 
  extremity 
  or 
  hinder 
  part 
  pointed 
  ; 
  caudal 
  

   filaments 
  remarkably 
  long 
  and 
  separate. 
  Spawned 
  in 
  the 
  glass 
  vessel. 
  

   The 
  spawn 
  was 
  free 
  or 
  loose 
  and 
  not 
  inclosed 
  in 
  any 
  capsule 
  or 
  case." 
  

  

  CrcLONASsA 
  NEEiTEA 
  (Linne). 
  

  

  Buccinum 
  neriteum, 
  Linne, 
  Syst. 
  Wat., 
  12th 
  ed., 
  p. 
  1201. 
  

   Cyclonassa 
  neritea, 
  Linne: 
  Kobelt, 
  loc. 
  cit., 
  i, 
  p. 
  163. 
  

  

  "Porcupine" 
  Expedition, 
  1870, 
  "Tunis." 
  

  

  Bistribution. 
  — 
  Mediterranean 
  and 
  Lusitanian 
  Seas. 
  A 
  Pliocene 
  

   fossil. 
  

  

  Amongst 
  Jeffreys' 
  notes 
  is 
  a 
  letter 
  from 
  David 
  Robertson, 
  dated 
  

   1878, 
  giving 
  an 
  account 
  of 
  two 
  specimens 
  of 
  this 
  shell 
  " 
  taken 
  from 
  

   the 
  crop 
  of 
  the 
  Ice-Duck 
  [Heralda 
  glacialis) 
  ", 
  killed 
  in 
  Skye. 
  

  

  CoLXJMBELLA, 
  Lamarck. 
  

  

  In 
  Jeffreys' 
  MS. 
  occur 
  also 
  the 
  names 
  of 
  Columbella 
  scripta, 
  Linne, 
  

   and 
  C. 
  minor, 
  Sc. 
  ; 
  but 
  he 
  has 
  not 
  inserted 
  any 
  station 
  numbers, 
  and 
  

   I 
  cannot 
  trace 
  the 
  specimens. 
  

  

  Columbella 
  Hidalgoi 
  (Monterosato). 
  

  

  Mitrella 
  Hidalgoi, 
  Monterosato, 
  Journ. 
  Conchyl., 
  xxxvii, 
  p. 
  116, 
  1889 
  ; 
  

   Kobelt, 
  loc. 
  cit., 
  iv, 
  p. 
  152. 
  

   "Porcupine" 
  Expedition, 
  1870, 
  Station 
  30. 
  

   Bistribution. 
  — 
  Mediterranean. 
  

  

  VOL. 
  IX. 
  — 
  SEPTEMBER, 
  1911. 
  25 
  

  

  