340 Mr. E. Du\niiy on Jersey Littoral Shells. 



Venus casino, L. In shelly gravel. The form rejlexa iu muddy sand. 



verrucosa, L. 



ovata, Penn, 



Tapes aureus, Gmelin. The marbled variety, which is generally 

 grey outside, turns reddish brown in boiling water, while the 

 variety which is white with a dark blotch at the posterior end 

 remains unaltered. 



vin/lneus, L. In clean shelly gravel specimens are found of a 



bright pink colour; but in muddy sand, amongst stones, they are 

 dirty white or nearly black, becoming ochreous after a few weeks. 



Tapes pullastra, Mont. 



decussatus, L. 



Tellina crassa, Gmelin. 



, var. alhkla. 



baWiica, L. "White, yellow, pink, grey, and other colours. 



tenuis, Da Costa. Dead shells. 



squalida, Pult. Yalves only. 



donacina, L. 



Psammobia tellineUa, Lam. 



costidata, Turt. I have seen a single valve picked up at La 



Kocque. 



ferroensis, Chemn. Dead, but fresh and well preserved. 



vespertitut, Chemn. 



Donxix politus, Poll. Gregarious in fine shelly gravel. 

 Mactra solida, L. Common in gravel at low water, but small. 



, var. elliptica. Brown. 



suhtruncata, Da Costa. 



stultorum, L. 



qlauca. Born. In sandy gravel at La Eocque. Its hiding- 



place is indicated by a hole larger than that of the Solen its 



neighbour. 

 Lutraria elliptica. Lam. Living with the following, but less common. 



A specimen 3 inches broad, which I kept in a deep but narrow 



glass vessel of sea-water, extended its tubes 5 inches out of the 



shell. 

 (jhlonga, Chemn. Many roundish holes may be seen in the 



muddy and gravelly sand ; but those of the Lutraria are revealed 



by a jet of water when approached. I have never found them 



two years following in the same place, nor more than 5 or 6 



inches beneath the surface. 

 Scrobicularia cdba, W. Wood. Dead sheUs only; separate valves 



are common at low water. 

 tSolecurtus candidus, llenier. Dead only. 

 Solen cnsis, L. 



siliqua, L. In gravel. 



vagina, L. In muddy sand. 



Pandora incequivalvis, L. Common in St. Aubin's Bay. 

 Thracia papyracea, Poli. Dead shells. 

 Mya truncata, L. 



Binqhami, Turt. Amongst the " roots " of Laminaria. 



Ph.olas Candida, L. One valve only. 



