114 



CATALOGUE OF 



DISTRIBUTION. 



si 

 01 



8N 



_ MY EY 



EM RO CV LH SL WY SY LN 



WG NG LF WH ME CR DB FT CH DY NM L8 



SG KG KD DU MN MG SP 8T LR CB WN EN 



CL NT QC CW Wl CD RA HF WO WW NO HU WS ES 



NK LK 8T KK WX PB CM BR GE OX BX BD HT NE 



SK MC EC WA GM MM GW NW BK MX RE 



C L NS SW NH SR WK EK 



ND 88 DT SH WX EX 



EC SO iw 

 8C WC 



Cl 

 Pisidium Uttjeborgii. 



(Recent occurrences are shown in red: fossil occurrences by a line 

 below the symbols. For the explanation of the symbols see p. 20.) 



RECENT. 



ENGLAND. 

 LANCASHIBE, HID. ML. 



Hawes Water, Silverdale [J. W. J.]. 



WALES. 

 CARITAEVONSHTRE. CR. 



Llyn Idwal (1200') [C. 0.] ; Llynan Mymbyr (588'), Capel Curig 

 [. 0.]. 



