MARINE ZOOLOGY 



jEquipecten opercularis var. /ineata, da 

 Costa. 



Shell with lines of a darker colour than 

 the ground running down each rib. Both 

 forms common. Hastings. 



LIMIDJE 



25. Lima subauricu/ata, Montague.* 

 Hastings. 



26. Lima loscombi, Sowerby.t 

 Brighton. 



27. Lima hians, Gmelin.t 

 Brighton. 



EULAMELLIBRANCHIA 

 SUBMTTILACEA 



CYPRINID^E 



28. Cyprina is/andica, Linnaeus. 

 Rather rare. Hastings. 



LUCINID.S: 



29. Lucina borealis, Linnaeus. 

 Rather rare. Hastings. 



30. Montacuta substriata, Montague. 

 Habitat upon the spines of the underside 



of the sea-urchin, Spatangus purpureus. From 

 the Diamond Ground, off Hastings. 



LEPTONIDJE 



31. Kellia suborbicu/aris, Montague.* 

 Rare. Hastings. 



TELLINACEA 



SCROBICULARIIDJE 



32. Syndosmya prismattca, Montague. 

 Rather rare. Hastings. 



33. Syndosmya a/ba, Wood. 

 Common. Hastings. 



34. Scrobicu/aria p/ana y da Costa. 

 Occurring at the mouth of the Rother 



and in the channels leading into it. Com- 

 mon. Rye Harbour. 



TELLINID.S 



35. Tellina crassa, Gmelin. 



From the Diamond Ground. Not un- 

 common. Hastings. 



36. Tellina tennis, da Costa. 



A delicate little shell of various colours : 

 white, yellow, pink, buff. Common. Hast- 

 ings. 



37. Tellina fabu/a, Gronovius. 



Shell in appearance somewhat like that 

 of the last species, but not so large, and 

 the right valve is lined with diagonal stria- 

 tions. Common. Hastings. 



38. Macoma balthica, Linnaeus. 



A small, strong shell ; colour, white, 

 yellow, or red. Common. Hastings. 



DONACID.* 



39. Donax vittatus, da Costa. 



At low water this species may be de- 

 tected in large communities by the little 

 mounds of sand which they cast up in dig- 

 ging into the sand with the foot. Very 

 common. Hastings. 



MACTRID^ 



40. Mactra stu/torum, Linnaeus. 



Very common upon the sand shore. 

 Hastings. 



Mactra stultorum var. cinerea, Montague. 

 Not uncommon. Hastings. 



41. Spisu/a so/ida, Linnaeus. 

 Rare. Hastings. 



42. Sptsula e//ipttca, Brown. 



Trawled ; somewhat rare. Hastings. 



43. Sptsula subtruncata, da Costa. 



Shell triangular, thick in the umbonal 

 region ; rather rare. Hastings. 



44. Lutraria elliptica, Lamarck. 

 Trawled upon the Diamond Ground ; 



not uncommon. Hastings. 



45. Lutraria oblonga, Chemnitz. 



Single valves only taken, and those in a 

 very deteriorated condition. Trawled ; 

 rather rare. Hastings. 



VENERACEA 



VENERIDJE 



46. Lucinopsis undata, Pennant. 

 Trawled ; rather rare. Hastings. 



47. Dosinia exo/eta, Linnaeus.* 

 Rare. Hastings. 



48. Dosinia lupina (lincta), Linnaeus. 

 Rather rare. Hastings. 



-->- 49. Venus fasciata, da Costa. 



Brighton. 

 50. Venus casina, Linnaeus. 



Shell pale in colour ; ornamented with 

 concentric ribs or lamellae ; rare. Hastings. 



51. Venus verrucosa, Linnaeus. 



Ornamentation resembling that of the 

 last species, but the ribs are less pronounced 

 except in front and behind, where they are 

 interrupted and form folds. Not uncom- 

 mon. Hastings. 



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