192 Bibliography: Land and Freshwater Mollusca, 1892-3. 
imnea peregra and vars. labiosa and picta, etc., scalariform Planorbis 
albus ee me. eat’ oe P. fontinale, thé water shells all at Scout 
a 9 Pp- 256-257. 
CK i ate te Yor eh E. 
(Mollusca observed by] sie, Yorkshire Naturalists’ Union at 
c t Aug. 1892; Spherium corneum, Pisidium pusilla 
a ith Divcinale Limnea peregra, L. stagnalis found subfossil in 
lacustrine deposits ; all except the last, found rsttchd sae pheaers ume 
a 
var. crista, ex 7. com i 
Limnea Na tut A wai A. minimus, Limax maximus, Agriolimax 
tis, na inta ce. fa, H. alliari 
é pale a concinna, FH. er t 
and var. ornata, H. rvotundata, H. pulch Pupa umbilicata, Vertigo 
pygmea, Zua, and Carychium, found aes ate notes given]. Nat., 
ie he 294-6 and 299. 
ied v4 3 YOR 
IMottusca 0 observed by] the Yorkshire Leman ep Union 
co 
- arbu igo pygmen, 
Claustlia perversa, Azeca, Zua, scans, Carychium, Limnea 
peregra, Spherium lacustre, and “Pisin Wwasanle and vars. henslowana 
and cinerea]. Nat., Nov. 1892 3; 47-9. 
FREDERICK W. FIER York S.E. 
pou rssh {to Conch. ean, ist March 1893; oor saci 
| from Driffield Canal]. J. of Conch., April 1893, p 
‘ KE, & S.E. 
‘4 Exhibits s [to Conch. Soc., grd May 1893; - Helix hortensis v 
Cie Mig 7 ot. mere 
Chiff: a so V. pe ae. from Speeton Cliffs and Drewton Val 
Conch. peed Se 
F.. W. FIE Linc. N. 
Formation are a ‘Lincolnshire Pea dager yd Union [and Excur aioe to 
Mablethorpe, 12th June 1893: Physa Kifer both Bythinie, Viviparus 
contectus, Valvata cristata, Hoe tagnalis, L. pe tees Segmentina y 
Pla ce ya umbilicatus, Fl. vortex, PL. contortus, Pl. corneus, Pl. carinatus, 
L. pal , Spherium corneum, Pisidium Siping Hyalinia a fulva, 
Helix cise var. exalbida, H. be ba ,and 7, : nemoralis; with detailed 
age! aun ept. 1893, pp- 2 
EV York S.W. 
Biaiecs artes by] hi nag ahs yee + a {15th June 
I Arion ater v. brunnea, Hy ays te itidula, P. tn vidas, 
lix oe eae. ce ilond, iS 
Cochli ~ ie rica, Succinew phiioes Care biie. " Planorhis “ fontanus, 
4 naut. FL vortex, (Pl ca nisl Pl. umbilicatus, Pl. Seared 
‘ beeper hysa fontinalis, Limnea peregra, L. stagnalis, L. palustris, 
Velletia ome (both), Valvata (both), Spherium corneum, Pisidium 
Featiaals, and P, oe ee ngry with localities and details as to most oe 
them]. Nat., 1893, pp. 284-286. 
FRED. W. ear York S.W- 
bit eseh or contectus at Askern [where it eae Fragnaes though 
reese extinct; details oe reese Oct. 1893) P. p- 
astan 
ull; H. nemoralis, varieties, Burstwick; Vertigo edentui, Speck 
