50 BIBLIOGRAPHY OF NORTH AMERICAN GEOLOGY, 1906-1907. 
Cockerell, Theodore Dru Alison — Continued. m 
522. A fossil Cicada from Florissant, Colorado. — Am. Mus. Nat. Hist., Bull., 
vol. 22, pp. 457^58, 1 fig., 1906. 
523. The fossil Mollusca of Florissant, Colorado. — Am. Mus. Nat. Hist., Bull., 
vol. 22, pp. 459^62, 5 figs., 1906. 
524. Fossil saw-flies from Florissant, Colorado. — Am. Mus. Nat. Hist., Bull., 
vol. 22, pp. 499-501, 3 figs., 1906. 
525. A new fly (fam. Mycetophilidse) from the Green River beds. — Am. Jour. 
Sci., 4th ser., vol. 23, pp. 285-286, 1 fig., April, 1907. 
526. Some old-world types of insects in the Miocene of Colorado. — Science, 
new ser., vol. 26, pp. 446-147, October 4, 1907. 
527. An enumeration of the localities in the Florissant basin, from whicb 
fossils were obtained in 1906.— Am. Mus. Nat. Hist., Bull., vol. 23, pp. 127-132, 
2 figs., 1907. 
528. Fossil dragon flies from Florissant, Colorado. — Am. Mus. Nat. Hist., 
Bull., vol. 23, pp. 133-139, 3 figs., 1907. 
529. Some fossil arthropods from Florissant, Colorado. — Am. Mus. Nat. Hist., 
Bull., vol. 23. pp. 605-616, 6 figs., 1907. 
530. Some Coleoptera and Arachnida from Florissant. Colorado. — Am. Mus. 
Nat. Hist., Bull., vol. 23, pp. 617-621, 1907. 
1 ■♦ 
(lives a list of Coleoptera and Arachnida identified from Florissant, Colorado, includ- 
ing those found fossil in the shalgs. 
531. A fossil caterpillar [from the Miocene shales of Florissant. Colorado]. — ■ 
Canadian Entomologist, vol. 39, no. 6, pp. 187-188, June, 1907. 
532. A fossil butterfly of tbe genus Chlorippe. — Canadian Entomologist, vol. 
39, no. 11, pp. 361-363, 1 pi., November, 1907. 
Describes Chlorippe wilmattce n. sp. from the Miocene shales of Florissant, Colorado. 
533. A fossil Tortricid moth. — Canadian Entomologist, vol. 39, no. 12, p. 416, 
December, 1907. 
Describes Tortrix fiorissantana n. sp. from the Miocene shales of Florissant, Colorado. 
534. A fossil tsetse-fly in Colorado.— Nature, vol. 7('», p. 414, August 22. 11)07. 
535. A Miocene wasp. — Nature, vol. 77, p. SO, November 28, 1907. 
536. A new zonitoid shell from the Miocene, Florissant, Colorado. — Nautilus, 
vol. 21, no. 8, p. 89, December, 1907. 
Describes Vitrea fagalis n. sp. 
Coker, Ernest G. 
An investigation into the elastic constants of rocks, more especially with ref- 
erence to cubic compressibility. — See Adams and Coker, nos. 10, 11. 
Experimental investigation of the compressibility and plastic deformation of 
certain rocks. — See Adams and Coker, no. 12. 
Cole, A. D. 
537. C. L. Herrick as a maker of scientific men. — Denison Univ., Sci. Lab., 
Bull., vol. 13, art. 1, pp. 1-13, 1 pi. (port.), 1905. 
Coleman, Arthur P. 
538. Durham County : geological features. — First Report of the Bureau of 
Archives for the Province of Ontario, 1903, pp. 46-47, 1 fig., 1904. 
539. The Sudbury nickel field.— Ontario, Bur. Mines, Kept., 1905, vol. 14, 
pt. 3, 188 pp., illus., 1905. 
Describes the general geology, the occurrence, character, and relations of the ore de* 
posits, and the character and distribution of eruptive rocks, of Huronian sediments, and 
of Pleistocene deposits, and gives an account of the petrography of the nickel eruptive, 
of the economic developments of the field, and of the minerals found in the Sudbury 
nickel district of Ontario. 
