21 



8. A. H. WORTHEX; F. B. MEEK and 



Remarks on the age of the Goniatite Limestone at Rock- 

 ford, Indiana, and its relation to the "Black Slate" of 

 the Western States, and to some of the succeeding rocks 

 above the latter. In Am. Jour. Sci., Vol. XXXII, 2d ser., 

 pp. 167-177, 1861. 



9. A. H. WORTHEX: F. B. MEEK and 



Descriptions of new Palaeozoic fossils from Illinois and 

 Iowa. In Proc. Acad. Xat. Sci. Phila., Vol. V, 2d ser., 

 pp. 128-148, 1861. 



10. A. H. WORTHEX. 



Remarks on the age of the so-called "LeClaire Limestone" 

 and "Onondaga Salt Group" of the Iowa Report. In 

 Am. Jour. Sci., Vol. XXXIII, 2d ser., pp. 46-48, J862. 



11. A. H. WORTHEX: F. B. MEEK and 



Note in relation to a genus of Crinoids from the Coal 

 Measures of Illinois and Nebraska, proposed on page 174 

 of this volume of the Journal. In Am. Jour. Sci., Vol. 

 XXXIX. 2d ser.. p. 350, 1865. 



12. A. H. WORTHEX; F. B. MEEK and. 



Notice of some new types of organic remains, from the 

 Coal measures of Illinois. In Proc. Acad. Nat. Sci., Vol. 

 IX, 2d ser. pp. 41-53, 1865. 



13. A. H. WORTHEX: F. B. MEEK and. 



Remarks on the genus Taxocrinus (Phillips) McCoy, 1844; 

 and its relations to Forbesiocrinus, de Koninck and Le 

 Hon, 1854, with descriptions of new species. In Proc. 

 Acad. Nat. Sci. Phila. Vol. IX, 2d ser. pp. 138-143, 1865. 



14. A. H. WORTHEX; F. B. MEEK and. 



Descriptions of new species of Crinoidea, &c., from the 

 Palaeozoic rocks of Illinois and some of the adjoining 

 states. In Proc. Acad. Nat. Sci. Phila. Vol. IX. 2d ser. 

 pp. 143-155, 1865. 



15. A. H. WORTHEX: F. B. MEEK and. 



Contributions to the Palaeontology of Illinois and other 

 Western States. In Proc. Acad. Nat. Sci. Phila. Vol. IX, 

 2d ser. pp. 245-273, 1865. 



