30 BIBLIOGRAPHY : MOLLUSCA, 1890 AND 1891. 
W. E. chen ie York Mid W. : 
Additions to the List of Mollusca of Malham i nitidum 
[Pisidium 
go peanartty phases Fl. contortus, and Physa hypnorum, with localities}. 
Nov. 1890, p. 335- 
W. E. CoLLinGeE. ork Mid W. 
Observations on Vitrina pellucida Late at Adel and eee near 
Leeds inter alia]. Zool., Dec. 1890, pp. 467-468. 
W. E. CoLLince. _~ S.W. | 
ations 0 ex dont nd Habits of certain Land and water — 
ara ee s [wi donta cygnea at Pudsey, and othe Paluding 
Ee Pehince tiinond ae in ‘ 4 Vorkahi ire’]. Nat., Mch. 1891, pp. ee Mis 
; Lance. S. 
Sita Se oralis decreasing in number at Southport, noted in] Report 
n the Tesiaccou Mclinen of the Lirecesl ? M. B. C. District. First Rep. 
Pad f Liverp. Bay, 1886, p. 234. 
J. Burtr Davy. Linc. N. — 
Mier ag of Caddis-case from Foss pies, near Pyewipe oa 
aring numerous Sythinia a chit, B. tentaculata, erg piscinallsy 
Pre er ages Lage ema Pianorbis vortex, , a Succined, 
and one Helix hispida ; — subdeleta oa pity from Driby + 
last reine siechs to in ie pale en phe ant -egg ; Conch. Soc., 6th Aug,, 
1890]. J. of Conch., Oct. 1890, p. 
J. Burtt Davy Linc. N. 
Donations to Collections [of Conch. Soc. 
Ss Lim v. fasciata — 
from Aby, dead Cyclostoma from Swaby, Ze lix lapicida, WL. pas ee m, He © 
jelieran and C/ausélia rugosa from South Thoresby]. J. of Conch., Oct. 
P- 394- 
1891, 4 
F, W. FIERKE. — oe : 
N on the Discovery of Limnza glutinosa n soll aac full. 
detail, wpe observations on habits and habitat]. i rat Conc July "1890, 
PP- 251-253. 
F. W. ay York S.E. 
tions to Collection [of Conch. Societ ‘aor a ae glutinosa 
from Skidby Drain at Hull]. r m eggs an “1891, p. ‘ 
F. W. FIERKE. York ay aad and S.E. 
Exhibits [to Conch. Society : Zonites idescenti-alba 
Society : radiatulus var. viri 
mbald’s Moor near Ilkley, and Ae/ix nemoralis Vv. 
rubella QO000 
pay and #. hortensis v. castanea 00000 from near Hull]. J. of Conch.» — 
7: 4 
. W. FIERKE. York Mid W 
ollusca observed by] the  veieasey ce Naturalists’ Uni % 
and — [Sep. r1th, ard ion bourguignati, Succinea putris, Vitrind, 
Zonite. vius, Z. alliar 2 nitidulus ( ga fe tyeaitial, Helix 
mate ” rusfesc ‘escens, H, Lik la, H. sericea, H. ericetorum, H. rot By 
Al. rupestris, ‘H. pulchella (new), Pike umbilicata, Clausili rugosa, 
r. z, > m corneum, Pisidium pusille. 
Stuviatilis, the water shells in the Tarn, and four spec 
additions to the published list]. Nat., June 1891, pp. 175-176. 
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