EEGISTEE OF LOCALITIES. 529 



2327. San Juan region; Hermosa formation. Animas River, from a pinkish conglomerate underlying 



the Red Beds. 

 R. C. Hills, prior to 1890. This locality' is referred to in footnotes on pp. 366 and 373, Colorado 

 Sci. Soc, Proc, vol. 3, pt. 3, 1890. 



2328. Hermosa Creek, in La Plata Mountains, Animas Valley. 



2329. Glenwood Springs; Weber formation 100 to 200 feet above the base of the Blue limestone. 



T. W. Stanton, August, 1889. 

 2329a. Glenwood Springs; Weber formation 150 to 200 feet above the base of tlw. Blue limestone. 



T. AV. Stanton, August 24, 1889. 

 2329b. Glenwood Springs. Between Denver and Rio Grande Railroad tunnel and Springs bath house, 

 possibly 200 or 300 feet east of Spring House. 



H. E. Dickhaut, August, 1900. 



2330. Middle division of the Carboniferous series, Yampa Plateau, northwestern Colorado. 

 C. A. White, 1876. 



2331. San .Juan region; Hermosa formation. Rio Animas, from a formation below the one j'ielding 



collection 2327. 

 R. C. Hills, prior to 1890. This locality is mentioned in footnotes on pp. 366 and 373, Colorado 

 Sci. Soc, Proc, vol. 3, pt. 3, 1890. 



2332. Durango quadrangle; Hermosa formation. Near the mouth of Hermosa Creek, and in the 



middle part of the formation. Same as 2334. 

 E. B. Mathews, 1894. 



2333. Probably the same as 2335. 



2334. Durango quadrangle; Hermosa formation. Near the mouth of Hermosa Creek, and in the 



middle part of the Hermosa formation. 

 E. B. Mathews, 1894. 



2335. Durango quadrangle; Hermosa formation. East side of Animas River, opposite Hermosa 



Creek. Near the middle part of the Hermosa formation. 

 E. B. Mathews, 1894. 



2336. Needle ^Mountains (quadrangle; Hermosa formation. Near the .'!iouthwestern corner of the 



quadrangle. 

 A. C. Spencer, .July 14, 1898. 



2337. Engineer JMountain quadrangle; Rico formation. In the vicinity of Hermosa Creek, bottom 



part of Rico formation. 

 A. C. Spencer. 



2339. Silverton quadrangle. Exact locality not recorded. 



2340. Rico quadrangle; Rico formation. Red, fossiliferous, sandy limeatoije exposed in Scotch 



Creek, about 125 feet above the base of the formation. 

 Cross and Spencer, August 26, 1898. 



2341. Rico quadrangle; Rico formation. Blue limestone in shaly series. Highest fossiliferous layers 



about 230 feet above the base of the formation. Scotch Creek. 

 Cross and Spencer, August 26, 1898. 



2342. Rico quadrangle; Rico formation. Same layers as 2341. Exposed in the bed of Scotch Creek. 

 Cross and Spencer, August 27, 1898. 



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