Journal of conchology . ^-U^^L^ l/t •<ic*.*.°-2^ j^y^^ l<u.£&^ [see p. 193. Physa acuta Drap. in Middlesex.—Physa acuta Drap. was noticed morethan fifty years ago in one of the lily tanks in Kew Gardens, where it has alwayslived under tropical conditions. There does not appear to be any record of itsoccurrence in our southern counties in a natural habitat except at Aylesbury(as P. hetirostropha in 1916. Journ. of Co7ich., xv., p. 96). This summer it hasoccurred in great abundance in part of the Welsh Harp reservoir at Hendon, andalso in one stretch of the river Brent, about a mile furthe
Journal of conchology . ^-U^^L^ l/t •<ic*.*.°-2^ j^y^^ l<u.£&^ [see p. 193. Physa acuta Drap. in Middlesex.—Physa acuta Drap. was noticed morethan fifty years ago in one of the lily tanks in Kew Gardens, where it has alwayslived under tropical conditions. There does not appear to be any record of itsoccurrence in our southern counties in a natural habitat except at Aylesbury(as P. hetirostropha in 1916. Journ. of Co7ich., xv., p. 96). This summer it hasoccurred in great abundance in part of the Welsh Harp reservoir at Hendon, andalso in one stretch of the river Brent, about a mile further upstream. It musthave lived in both places for some years, as the shells may be collected in all stagesof growth.—J. E. Cooper {Read before the Society, Sept. 12th, 1917). 234 PHOTINULA WACEI FROM THE FALKLAND ISLANDS. By JAS. COSMO MELVILL, , , and ROBERT STANDEN.(Read before the Society, March i4tb, 1917). Photinula wacei sp. testa mediocrt, tenut, l(zvi, conoidea,
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Keywords: ., bookauthorconcholo, bookcentury1800, bookdecade1870, bookyear1879
