TYPE SPECIMENS OF FOSSIL PLANTS. ' 111 



3344. Aspidium parvifolium Fontaine. Types. 



3822. Potomac (Low. Cret.). Fredericksburg; banks of Dutch 



3823. Gap Canal; fishing hut above this canal, Virginia. 



Fontaine, Mon. XV, U. S. Geol. Surv., 18S9, p. 100, pi. 21, fig. 6; 

 pi. 24, fig. 8; pi. 25, fig. 10; pi. 26, figs. I, 14, 16, 17. 



= Dryopteris parvifolia. 



3426. Aspidium virginicum Fontaine. Types. 



3827. Potomac (Low. Cret.). Roadside near Potomac Run ; 72d 



milepost, near Brooke, Virginia. 



Fontaine, Mon. XV, U. S. Geol. Surv., 1889, p. 97, pi. 15, fig. 7; 

 pi. 21, fig. 14. 



= Dryopteris virginica. 



5379. Aspidium virginicum Fontaine. Illustrated specimen. 



Potomac (Low. Cret.). Near mouth of Doag Creek, Mount 

 Vernon, Virginia. 



Ward, Fifteenth Ann. Rept. U. vS. Geol. Surv., 1895, p. 358, pi. 2, 

 fig. 4- 



= Dryopteris virginica. 



3329. Aspleniopteris adiantifolia Fontaine. Type. 



Potomac (Low. Cret.). Frederick.sburg, Virginia. 



Fontaine, Mon. XV, U. S. Geol. Surv., 1889, p. 118, pi. 16, fig. 6. 



3318. Aspleniopteris pinnatifida Fontaine. Type. 



Potomac (Low. Cret.). Fredericksburg, A^irginia. 



Fontaine, Mon. XV, V. S. Geol. Surv., 1S89, p. 118, pi. 22, figs. 

 1-3. 6, 7- 



3994. Aspleniopteris pinnatifida ? Fontaine. Supplemental type. 

 Sha.sta (Low. Cret.). Near Lowrey, Tehama County, Cal- 

 ifornia. 



Fontaine in Stanton and Diller, Bull. Geol. Soc. Amer., V, 1894, p. 

 450; in Stanton, Bull. No. 133, U. S. Geol. Surv., 1895, p. 15. 



= Dicksonia pachyphylla. 



19. Asplenium (Diplazium) crossii Knowlton. Types. 



Denver (Cret.). Golden, Colorado. 



Knowlton, Bull. No. 152, U. S. Geol. Surv., 1898, p. 44. 

 See Diplazium muelleri ? • 



5995. Asplenium dicksonianum Heer. Illustrated specimen. 



Dakota (Low. Cret.). Falls of Minnekahta Creek, four 

 miles below Hot Springs, South Dakota. 



Ward, Nineteenth Ann. Rept U. S. Geol. Surv., Pt. II, 1899, p. 704, 

 pi. 170, fig. I. 



6007. Asplenium dicksonianum Heer? Illustrated specimen. 



Lakota (Low. Cret.). Red Canyon west of Minnekahta, 

 Fall River County, South Dakota. 



Fontaine, Nineteenth Ann. Rept. U. S. Geol. Surv., Pt. II, 1899, 

 p. 664, pi. 162, figs. 6-8. 



