Gerard Troost — Glenn. 93 
Maury counties. The report without map was also published with, 
the following heading: "Seventh Geological Report, November, 
1843." House Jour., 1843-44, App., pp. 133-163. Knoxville, 1844. 
Also in identical form in Sen. Jour., 1834-44, App. pp. 133-163, 8°, 
Knoxville, 1843. [?] 
1845. An account of some ancient [human and other] remains 
in Tennessee. Amer. Ethnol. Soc, Trans., I, pp. 355-365. 1845. 
1845. Eighth Geological Report to the Twenty-sixth General 
Assembly of the State of Tennessee. Made November 1st, 1845, 
20 pp. 8°, Nashville, 1845. 
Also published with following heading: "Report of the Geolo- 
gist of the State, submitted to both House [sic] of the General 
Assembly." House Jour., 1845-46, App. pp. 65-76, Nashville, 1846. 
Also in identical form in Sen. .Jour., 1845-46, App., pp. 65-76, Nash- 
ville, 1846. 
1845. (1) Description of a mass of Meteoric Iron, which fell 
near Charlotte, Dickson County, Tennessee, in 1835; (2) Of a mass 
of Meteoric Iron discovered in DeKalb County, Tenn.; (3) of a mass 
discovered in Green County, Tenn.; (4) Of a mass discovered in 
Walker County, Alabama. Amer. Jour. Sci., vol. 49, pp. 336-346, 
1845. 
1846. Description of the varieties of meteoric iron. — (1) from 
near Carthage, Smith County," Tennessee ; (2) from Jackson County, 
Tennessee; (3) from near Smithland, Livingston County, Ken- 
tucky. Amer. Jour. Sci., 2°, Ser. vol. 2, pp. 356-358, 1846. 
1847. Description of varieties of meteoric iron. Edinburg New 
Phil. Jour., 42, pp. 371-373, 1847. 
1848. Description of a mass of Meteoric Iron, discovered near 
Murfreesboro, Rutherford County, Tenn. Amer. Jour. Sci., 2°, Ser. 
vol. 5, pp. 351-352, 1848. 
1848. Kraurite and Cacoxene in Tennessee. Amer. Jour. Sci., 
2° Ser. vol. 5, p. 421, 1848. 
1848. Ninth Geological Report to the Twenty-seventh General 
Assembly of the State of Tennessee made November, 1847, 39 pp., 
2 pi., 8°, Nashville, 1848. 
Also published with the following heading: "Ninth Geological 
Report. To the General Assembly of the State of Tennessee." 
House Jour., 1847-48, App., pp. 143-168. 2 pi. Knoxville, 1848. Pub- 
lished in a third form with following heading: "Ninth Geological 
Report to the General Assembly." Sen. Jour., 1847-48, App., pp. 315- 
341, 2 pi. Nashville, 1848. 
1849. Geographical [sic] Survey of Tennessee. Amer. Jour. 
Sci., 2°, Ser. vol. 8, pp. 419-420, 1849. 
An editorial note giving substance of a communication from 
Dr. Troost that his Geological Report now before the Legislature 
of Tenn. contains a monograph of the Crinoidea of the state de- 
scribing six new genera and 88 new species, illustrated by 220 
