A HISTORY OF SUSSEX 



52. Venus ovata, Pennant. 



Shell small, radiately ribbed, and with 

 fine concentric lines ; rather rare. Hastings. 



53. Venus gallina, Linnaeus.* 

 Very rare. Hastings. 



54. Tapes vtrgineus, Linnaeus. 



Shell laterally compressed, polished. 

 Colour more or less in rays, undulatory. 

 Trawled ; common. Hastings. 



55. Tapes pullastra, Montague. 

 Very common. Hastings. 



Tapes pullastra var. perforans, Montague. 



Shell rather smaller than the type ; not 

 so deep from umbo to margin ; common. 

 Hastings. 



56. Tapes decussatus, Linnaeus. 



Shell somewhat quadrangular, strongly 

 cancellated with radial and concentric 

 lines ; somewhat scarce. Hastings. 



CARD1ACEA 

 CARDIIDJE 



57. Cardium echinatum, Linnaeus. 

 Common. Hastings. 



58. Cardium exiguum, Gmelin.* 

 Very rare. Hastings. 



* 59- Cardium nodosum, Turton. 



A single valve only ; rare. Hastings. 



60. Cardium edule, Linnaeus. 

 Common. Rye. 



61. Cardium norvegicum, Spengler. 

 Common in the trawl. Hastings. 



MYACEA 

 GARIQX 



62. Gari ferrafnsis (Chemnitz). 

 Brighton. 



MYIDJE 



63. Mya truncata, Linnaeus. 



A coarse shell, mainly conspicuous by 

 the membranous, siphonal sheath ; com- 

 mon. Hastings. 



t 64. Mya arenaria, Linnaeus. 



A single valve only taken, and that of 

 an immature specimen ; rare. Hastings. 



65. Sphenia bingbami, Turton.* 

 Rare. Hastings. 



66. Solecurtus scapula, Turton, var. oblonga, 



Jeffreys. 

 Shell proportionately not so deep from 



umbo to margin as in the type. Trawled 

 about 25 miles off Beachy Head ; rare. 

 Hastings. 



67. Cultellus pellucidus, Pennant.t 

 Brighton. 



68. Ensis ensis, Linnaeus. 



Shell curved, small ; very common. 

 Hastings. 



69. Ensis si/iqua, Linnaeus. 



Shell nearly straight ; somewhat com- 

 mon. Hastings. 



- 70. So/en vagina, Linnaeus. 

 Shell short and straight. 



SAXICAVID./E 



71. Saxicava rugosa, Linnaeus. 



This little ugly deformed shell is found 

 boring into the hardest rock. Not uncom- 

 mon. Hastings. 



GASTROCH.ffiNID.ffi 



72. Gastrochtena dubia, Pennant.t 

 Brighton. 



PHOLADACEA 

 PHOLADIDJE 



73. Pholas dacty/us, Linnaeus. 



Shell large, delicate and white. Animal 

 with boring propensities ; common. Hast- 

 ings. 



74. Borneo Candida, Linnaeus. 

 Common. Hastings. 



75. Borneo parva, Pennant.* 

 Somewhat rare. Hastings. 



76. Zirfisa crispata, Linnaeus. 



Shell short and deep ; not uncommon. 

 Hastings. 



TEREDINIDJE 



77. Teredo navalis, Linnaeus.t 

 Brighton. 



ANATINACEA 

 PANDORID.S: 



78. Pandora tntsquivahis, Linnaeus. 



Shell with the left valve flat, and the 

 right one convex ; rather rare. Hastings. 



Pandora ineequivahiis var. pinna, Mon- 

 tague. 



Shell not so produced in front as in the 

 type ; rather rare. Hastings. 



LYONSIID^ 



79. Lyonsia norvegica (Chemnitz)t 

 Brighton. 



