WHITEAVES.] LARAMIE AND CRETACEOUS INVERTEBRATA. 73 



Velatella baptista, White. 



Velatella baptista, White. 1«78. BuU. U. S. Geol. Surv. Terr., vol. IV-, p. 715. 



1880. TJ. S. Geol. Surv., Coutr. to Pal., Nos. 2-8, p. 89, 

 pi. 21), figs. (3 a, and b. 



White. 1883. Rev. Non-Marine Fos.s. Moll. N. Am., p. 52, pi. 

 23, tigs. 10-20. 



Coulee "about fourteen miles north-eastward from the most eastern 

 of the Three Buttes," near the Forty-ninth Parallel, G. M. Dawson, 1874, 

 H.M. North American Boundary Commission. The place mentioned 

 on page 122 of Dr. Dawson's " Eeport on the C-reologj^ and Eesources 

 of the region in the vicinity of the Forty-ninth Parallel," &c. 



Belly Eiver, east side of Driftwood Bend, and Belly Eiver near its 

 junction with the Bow Eiver, G. M. Dawson, 1881. South Saskatchewan 

 six miles below the mouth of the Bow Eiver, G. M. Dawson, 1881. 

 South side of Milk Eiver, one mile above the mouth of Pci-kow-kT 

 Coulee, G. M. Dawson, 1881. South Saskatchewan, one mile below the 

 mouth of the Bow Eiver, T. C. Weston, 1883. Apparently common at 

 each of these localities. 



Some of 1hc .specimens correspond almost exactly with Dr. AVhite's 

 descriptions and figures of the type of V. baptista, though the callus on 

 the columellar side and the outer liji seem to be thickened to an unusual 

 degree, while other individuals can scarcely be distinguished from the 

 very nearly related Velatella pateLlifornds of Meek. 



Melania ? iNscuLPTA, Meek. 



Plate 10, fig. 6. 



Melania? insculpta, Meek. 1873. Rep. U. S. Geol. Surv., p. 515. 



Ooniobam insculpta, G. M. Dawson, as of Meek. 1875. Rep. Geol. and Res. reg. 



vie. Fortj'-ninth Parallel, p. 122. 

 iklania.' ivmdpta, Meek. White. 1880. U. S. Geol. Surv., Gontr. to Pal., Nos. 2-8, 



p. 94, pi. 20, fig. 4 a, 

 Melania iiucalpta, White, (as of ileek) 1883. Rev. Non-Marine Foss, Moll. N 



Am., p. 54, pi. 26, figs. 4 and 5. 



Coulee " about fourteen miles north-eastward from the most eastern 

 of the Three Buttes" and near the Forty-ninth Parallel, G. M. Dawson, 

 1874, H. M. JSTorth American Boundary Commisson : four specimens. 



South Saskatchewan, six miles below the mouth of Bow Eiver and 

 thirty-five feet above the water level, G. M. Dawson, 1881 ; two fine 



