﻿DESPOTT 
  : 
  MOLLUSCA 
  OF 
  MA 
  HSASCIUOCCO 
  HARBOUK, 
  MALTA. 
  175 
  

  

  69. 
  Tellina 
  incarnata, 
  L. 
  Dredged 
  alive 
  in 
  sandy 
  bottoms 
  at 
  a 
  depth 
  

  

  of 
  4 
  to 
  10 
  fathoms. 
  Its 
  valves 
  are 
  very 
  frequently 
  met 
  with 
  in 
  

   some 
  parts. 
  

  

  70. 
  Tellina 
  balaustina, 
  L. 
  Two 
  specimens 
  found 
  in 
  the 
  muddy 
  

  

  bottom 
  of 
  Marsascirocco 
  Creek. 
  

  

  71. 
  Tellina 
  distoria, 
  Poli. 
  Two 
  valves 
  obtained 
  from 
  the 
  sandy 
  

  

  bottom 
  opposite 
  Cala 
  Fi'una. 
  

  

  72. 
  Tellina 
  pulchella, 
  Lamk. 
  Few 
  specimens 
  and 
  some 
  valves 
  

  

  obtained 
  together 
  with 
  the 
  foregoing. 
  

  

  73. 
  Psammohia 
  ferroeims, 
  Chemn. 
  Two 
  specimens 
  and 
  few 
  valves 
  

  

  dredged 
  on 
  a 
  sandy 
  and 
  shingle 
  bottom 
  opposite 
  Wied 
  il 
  Buni 
  

   at 
  a 
  depth 
  of 
  4 
  to 
  6 
  fathoms. 
  

  

  74. 
  Psammobia 
  vespertina, 
  Chemn. 
  Some 
  valves 
  obtained 
  from 
  the 
  

  

  same 
  locality 
  as 
  the 
  foregoing. 
  

  

  75. 
  Donax 
  trunculus, 
  L. 
  Generally 
  scarce, 
  though 
  for 
  two 
  years 
  it 
  

  

  was 
  common 
  in 
  the 
  sandy 
  bottom 
  of 
  iJirzebbugia. 
  

  

  76. 
  Bonax 
  venusta, 
  L. 
  For 
  two 
  years 
  it 
  was 
  commonly 
  found 
  with 
  

  

  the 
  foregoing. 
  

  

  77. 
  Donax 
  semistriata, 
  Poli. 
  Found 
  with 
  the 
  two 
  foregoing 
  species, 
  

  

  but 
  it 
  is 
  always 
  much 
  scarcer. 
  

  

  78. 
  Bonax 
  politus, 
  Poli. 
  One 
  valve 
  picked 
  up 
  on 
  the 
  sandy 
  beach 
  

  

  of 
  Birzebbugia. 
  

  

  79. 
  Mesodesma 
  cornea, 
  Poli. 
  Two 
  specimens 
  dredged 
  on 
  a 
  shingly 
  

  

  bottom 
  at 
  a 
  depth 
  of 
  5 
  and 
  7 
  fathoms, 
  and 
  a 
  single 
  valve 
  found 
  

   in 
  a 
  shingly 
  corner 
  near 
  St. 
  Lucian's 
  promontory. 
  

  

  80. 
  Mactra 
  stuUprum, 
  L. 
  Generally 
  common 
  in 
  the 
  sandy 
  bottoms 
  

  

  of 
  Cala 
  San 
  Giorgio 
  and 
  Birzebbngia. 
  In 
  this 
  last 
  locality, 
  

   during 
  some 
  years 
  it 
  is 
  found 
  almost 
  in 
  abundance. 
  

  

  81. 
  Syndasmya 
  alba, 
  Wood. 
  Very 
  scarce, 
  valves 
  are 
  found 
  in 
  

  

  shingly 
  corners, 
  especially 
  at 
  "II 
  Gzira", 
  

  

  82. 
  Solecurttis 
  strigillatus, 
  L. 
  Two 
  valves 
  picked 
  up 
  on 
  the 
  sandy 
  

  

  beach 
  of 
  Birzebbugia. 
  

  

  83. 
  Solecurtus 
  candidus, 
  Ben. 
  A 
  few 
  valves 
  obtained 
  from 
  the 
  

  

  sandy 
  bottoms 
  opposite 
  Cala 
  Frana 
  and 
  Wied 
  il 
  Buni. 
  

  

  84. 
  Ceratisolen 
  legumen, 
  L. 
  A 
  broken 
  valve 
  picked 
  up 
  on 
  the 
  sandy 
  

  

  beach 
  of 
  Birzebbugia. 
  

  

  85. 
  Solen 
  vagina, 
  L. 
  Two 
  or 
  three 
  valves 
  and 
  one 
  whole 
  specimen 
  

  

  picked 
  up 
  on 
  the 
  above-mentioned 
  beach. 
  

  

  86. 
  Corhula 
  gibha, 
  Olivi. 
  Two 
  or 
  three 
  specimens 
  dredged 
  from 
  

  

  various 
  bottoms 
  and 
  various 
  depths. 
  

  

  87. 
  Corbula 
  mediterranea, 
  Costa. 
  Few 
  valves 
  picked 
  up 
  on 
  the 
  

  

  sandy 
  beach 
  of 
  Birzebbugia, 
  

  

  88. 
  Venerupis 
  irus, 
  L. 
  Frequent, 
  but 
  not 
  common 
  ; 
  the 
  finest 
  

  

  specimens 
  are 
  found 
  in 
  Cala 
  San 
  Giorgio. 
  

  

  89. 
  Petricola 
  lithophaga, 
  Retz. 
  Not 
  very 
  common, 
  usually 
  found 
  

  

  boring 
  the 
  same 
  stones 
  as 
  the 
  foregoing. 
  

  

  90. 
  Deyitalium 
  vulgare, 
  da 
  Costa. 
  Some 
  dead 
  specimens 
  have 
  been 
  

  

  obtained 
  from 
  a 
  sandy 
  bottom, 
  6 
  to 
  8 
  fathoms. 
  

  

  91. 
  Denialinm 
  rubescens, 
  Desh. 
  Few 
  specimens 
  obtained 
  from 
  the 
  

  

  same 
  bottom 
  as 
  the 
  foregoing. 
  

  

  VOL. 
  XIII. 
  — 
  OCTOBER, 
  1919. 
  13 
  

  

  