104 BIBLIOGRAPHY AND INDEX OF N. A. GEOLOGY, [bull. 135. 
G43 Williston (S. W.). Kansas mosasaurs. 
Kans. Univ. Quart., vol. ii, pp. 83-84, pi. iii. 
Gives a restoration of Clidastes. 
644 Restoration of Aceratherinm fossiger Cope. 
Kans. Univ. Quart., vol. ii, pp. 289-290, pi. viii. 
Describes the strata in which the remains of the species were found 
and gives a figure of the restoration. 
G45 On various vertebrate remains from the lowermost Cretaceous 
of Kansas. 
Kans. Univ. Quart., vol. iii, pp. 1-4, pi. i. 
Describes the remains of fishes and turtles found in these beds, 
including one new species, Cimoliosaurus n. sp. 
G4G A new turtle from the Beuton Cretaceous. 
Kans. Univ. Quart., vol. iii, pp. 5-18, pis. ii-v. 
Describes a new genus and species, Desmatochelys lowii, from the 
Cretaceous of Nebraska. 
G47 Notes on Uintacrinus socialis Grinnell. 
Kans. Univ. Quart., vol. iii, pp. 19-20. 
Brief note on the discovery of a colony of this crinoid in Cretaceous 
strata of Kansas. 
G48 Restoration of Platygonus. 
Kans. Univ. Quart., vol. iii, pp. 23-39, pis. vii-viii. 
Describes the occurrence of the remains found in Pliocene strata of 
western Kansas and their characteristics. 
649 and Case (E. C). Kansas mosasaurs. 
Kans. Univ. Quart., vol. i, pp. 15-32, pis. ii-vi. 
Gives a list of the species found in Kansas, with notes on Clidastes 
velox and C. westii n. sp. 
650 Winchell (Horace V.). A bit of iron range history. 
Am. Geol., vol. xiii, pp. 164-170. 
Reviews some of the literature on the iron mines of the Lake Supe- 
rior region. 
651 [The genesis of ore deposits.] 
Am. Inst. Mg. Engrs., Trans., vol. xxiii, pp. 591-593. 
In discussion of paper on the same subject by F. Posepny. 
652 Winchell (ST. H.). Field observations of N. H. Winchell in 1892. 
Minn. Geol. and Nat. Hist. Surv., 21st Ann. Rept., pp. 79-152. 
Notes on the structure and stratigraphy of the Mesabi range, on the 
strata at Republic, Mich., and on the Potsdam sandstone at Potsdam, 
N. Y. Includes a paper on some problems of the Mesabi iron ore, pre- 
viously published in the American Geologist. 
653 A sketch of the geological investigations in Minnesota. 
Jour, of Geol., vol. ii, pp. 692-707. 
Gives a historical sketch of the work accomplished by the geological 
survevs of Minnesota. 
