﻿DESPOTT 
  : 
  MOLLtrSCA 
  OF 
  MAESASCIROCCO 
  HAEBOTJE, 
  MALTA. 
  173 
  

  

  26. 
  ISf'UCiila 
  nucleus, 
  L. 
  Frequently 
  dredged 
  on 
  various 
  bottoras 
  and 
  

  

  at 
  various 
  depths. 
  

  

  27. 
  rectuncuhis 
  glycimeris, 
  L. 
  Rare; 
  live 
  specimens 
  have 
  been 
  

  

  obtained 
  on 
  a 
  shingly 
  bottom 
  near 
  Cala 
  Frana 
  at 
  a 
  depth 
  of 
  

   4 
  to 
  6 
  fathoms. 
  

  

  28. 
  Area 
  dilnvii, 
  Lamk. 
  Three 
  live 
  specimens 
  obtained 
  from 
  a 
  weedy 
  

  

  bottom 
  about 
  8 
  fathoms, 
  and 
  a 
  few 
  valves 
  found 
  in 
  shingly 
  

   corners 
  at 
  "11 
  Gzira". 
  

  

  29. 
  Area 
  lactea, 
  L. 
  Hare; 
  valves 
  are 
  very 
  occasionally 
  found 
  with 
  

  

  the 
  shingle. 
  

  

  30. 
  Area 
  harbata, 
  L, 
  Live 
  specimens 
  are 
  only 
  occasionally 
  met 
  with, 
  

  

  but 
  valves 
  are 
  generally 
  found 
  in 
  considerable 
  numbers, 
  

   especially 
  in 
  pebbly 
  portions 
  of 
  the 
  beach. 
  

  

  31. 
  Area 
  tetragona, 
  Poll. 
  Two 
  specimens 
  obtained 
  in 
  dredging 
  

  

  weedy 
  bottoms, 
  5 
  and 
  9 
  fathoms. 
  

  

  32. 
  Area 
  noce, 
  L. 
  Valves 
  are 
  pretty 
  common 
  on 
  the 
  beach 
  ; 
  live 
  

  

  specimens, 
  however, 
  are 
  only 
  very 
  occasionally 
  met 
  with. 
  

  

  33. 
  Solemya 
  togata, 
  Poly. 
  In 
  the 
  weedy 
  portions 
  of 
  Cala 
  Frana 
  this 
  

  

  species 
  used 
  to 
  bo 
  produced 
  in 
  fairly 
  good 
  numbers. 
  

  

  34. 
  Lascea 
  rubra, 
  Mont. 
  Gregarious 
  in 
  fissures 
  about 
  waterline, 
  but 
  

  

  it 
  is 
  only 
  met 
  with 
  by 
  mere 
  chance. 
  

  

  36. 
  Bornia 
  corbiiloides, 
  Phil. 
  Frequent 
  but 
  not 
  common, 
  it 
  is 
  

  

  generally 
  found 
  attached 
  to 
  stones 
  and 
  pebbles, 
  especially 
  in 
  

   the 
  inlet 
  of 
  Wied 
  il 
  Buni. 
  

  

  37. 
  Lueina 
  leueoma, 
  Turt. 
  Valves 
  are 
  generally 
  abundant 
  on 
  the 
  

  

  sandy 
  beach 
  of 
  Birzebbugia 
  and 
  Cala 
  San 
  Giorgio. 
  In 
  the 
  

   living 
  state, 
  however, 
  this 
  species 
  is 
  rather 
  difficult 
  to 
  procure. 
  

  

  38. 
  Lueina 
  reticulata, 
  Poll. 
  Frequent, 
  but 
  by 
  no 
  means 
  (ommou, 
  

  

  and 
  live 
  specimens 
  are 
  usrutlly 
  very 
  hard 
  to 
  get. 
  

  

  39. 
  Biplodonta 
  rotundata, 
  Mont. 
  Valves 
  are 
  very 
  occasionally 
  found 
  

  

  with 
  the 
  sand 
  and 
  shingle. 
  

  

  40. 
  Diplodonta 
  apicalis, 
  Phil. 
  Three 
  specimens 
  obtained 
  from 
  a 
  sandv 
  

  

  bottom 
  about 
  10 
  fathoms. 
  

  

  41. 
  Cardium 
  echinatum, 
  L. 
  A 
  specimen 
  was 
  brought 
  up 
  with 
  

  

  a 
  trammel 
  net, 
  cast 
  at 
  a 
  depth 
  of 
  8 
  to 
  12 
  fathoms. 
  

  

  42. 
  Cardium 
  tuberculatum, 
  L. 
  Valves 
  used 
  to 
  be 
  common 
  on 
  the 
  

  

  sandy 
  beaches 
  of 
  liirzebbugia 
  and 
  Cala 
  San 
  Giorgio, 
  but 
  at 
  

   present 
  even 
  these 
  are 
  very 
  scarce. 
  In 
  the 
  living 
  state 
  the 
  

   species 
  is 
  very 
  rarely 
  met 
  with. 
  

  

  43. 
  Cardium 
  i)apillosum, 
  Poli. 
  Few 
  valves 
  obtained 
  in 
  the 
  dredging, 
  

  

  and 
  others 
  found 
  with 
  the 
  shingle 
  on 
  the 
  beach. 
  

  

  44. 
  Cardium 
  rustieum, 
  Chemn. 
  Abundant 
  in 
  the 
  muddy 
  bottoms 
  of 
  

  

  Marsascirocco 
  Creek. 
  The 
  specimens 
  found 
  in 
  the 
  fishponds 
  

   of 
  that 
  locality 
  grow 
  to 
  an 
  exceptionally 
  large 
  size. 
  

  

  45. 
  Cardium 
  norvegieum, 
  Sperg. 
  A 
  specimen 
  dredged 
  on 
  a 
  shingly 
  

  

  bottom 
  about 
  8 
  fathoms. 
  

  

  46. 
  Cardifa 
  sulcata, 
  Brug. 
  This 
  species 
  was, 
  till 
  a 
  few 
  years 
  ago, 
  

  

  very 
  common 
  in 
  some 
  parts 
  of 
  Marsascirocco 
  Creek, 
  but 
  is 
  

   now 
  becoming 
  increasingly 
  scarce. 
  

  

  47. 
  Cardita 
  trapezia, 
  L. 
  Not 
  very 
  common, 
  it 
  is 
  usually 
  taken 
  on 
  

  

  weedy 
  bottoms 
  at 
  various 
  depths. 
  

  

  