360 JOURNAL OF CONCHOLOGV. 



(2). Pacific slope. 

 (e). West lo-mile Creek, Wheeler, Summit Co., August, 



amongst willows — tristis abundant, intennedius also 



found. 

 (f). Near Dillon, Summit Co., August, with Conulus fiilvus ; 



altitude 8,850 feet — tristis and typicus. 

 (g). Naomi, Summit Co., August; altitude about 8,200 feet 



— typicus. 

 (h). Black Lake Creek, Summit Co., August ; probably 



over 9,000 i&&\.— intermedins. 



(The three last localities are in the Blue River Valley), 

 (i). Two Elk Creek, Eagle Co., September ; altitude 7,856 



feet — typicus. 

 (k). Buzzard Creek, Mesa Co., Sept., at roots oi Equisetum., 



with Cochlicopa lubrica. Hyalina radiatula, and var. 



viridescenti-alba, &c. — typicus. 

 (l). East fork of Clearwater Creek, Grand Mesa, Mesa Co., 



September ; altitude about 9,800 feet — intermedins. 

 (m). Surface Creek, Delta Co., September, under logs ; alti- 

 tude about 8,500 feet — intermedins common, tristis 



also found. 

 (n). Little Blue Creek, Gunnison Co., October — typicus. 

 West Cliff, Colorado, April 21st, 1888. 



P. marginata var. albina Menke. — Mr. J. W. Wood 

 during his researches in the Isle of Wight, in 1886, was so fortu- 

 nate as to find several specimens of this uncommon variety in 

 the vicinity of Ventnor. — J. W. Taylor, May ist, 1888. 



Amalia gagates in Cardiganshire. — Through the 

 kindness of Mr. Whitwell I have received a specimen of this 

 interesting species of a pale lavender color, collected with other 

 species of MoUusks by Miss Maddy during the present month in 

 her garden at Aberayron. — J. W. Taylor, May 25th, 1888. 



J.C., v., Oct., 188S, 



