194 BULLETIN 53, UNITED STATES NATIONAL MUSEUM. 



50104. Hedera decurrens Lesquereux. Type. 



Dakota (Cret.). Cloud County, ten miles northeast of 

 Delphos, Kansas. 

 Lesquereux, Mon. XVII, U. S. Geol. Surv., 1891, p. 130, pi. 18, fig. 6. 



1804. Hedera marginata Lesquereux. Type. 



Green River (Tert.). Florissant, Colorado. 



Lesquereux, Rept. U. S. Geol. Surv. Terr., VIII, Pt. Ill, 1883, 

 p. 177, pi. 40, fig. 8. 



50102. Hedera microphylla Lesquereux. Types. 



50103. Dakota (Cret.). Cloud County, ten miles northeast of 



Delphos, Kansas. 



Lesquereux, Mon. XVII, U. S. Geol. Surv., 1891, p. 127, pi. 18, 

 figs. 2, 3. 



4132. Hedera minima Ward. Type. 



Fort Union (Tert.). Head of Clear Creek, Montana. 

 Ward, Bull. No. 37, U. S. Geol. Surv., 1887, p. 57, pi. 26, fig. 5. 



682. Hedera ovalis Lesquereux. Types. 



683. Dakota (Cret. ) . Near Decatur, Nebraska, and Fort Harker, 



Kansas. 



Lesquereux, Rept. U. S. Geol. Surv. Terr., VI, Pt. I, 1874, p. 91, 

 pl- 25, fig. 3; Pi- 26, fi g- 4- 



4134. Hedera parvula Ward. Type'. 



Fort Union (Tert.). Clear Creek, above Glendive, Mon- 

 tana. 



Ward, Bull. No. 37, U. S. Geol. Surv., 1SS7, p. 57, pl. 26, fig. 4. 



685. Hedera platanoidea Lesquereux. Illustrated specimens. 



686. Dakota (Cret.). Near Fort Harker, Kansas. 



Lesquereux, Rept. U. S. Geol. Surv. Terr., VIII, 1S83, p. 65, pl. 3, 

 figs. 5, 6. 



3360. Hedersephyllum angulatum Fontaine. Type. 



Potomac (Low. Cret.). 72d milepost, near Brooke, Vir- 

 ginia. 



Fontaine, Mon. XV, U. S. Geol. Surv., 1S89, p. 324, pl. 162, fig. 1. 



3418. Hederaephyllum crenulatum Fontaine. Type. 



Potomac (Low. Cret.). 72d milepost, near Brooke, Vir- 

 ginia. 

 Fontaine, Mon. XV, U. S. Geol. Surv., 1S89, p. 324, pl. 162, fig. 3. 



30798. Helminthoida abnormis Ulrich. Type. 



Yakutat series (Lias). Pogibshi Island, opposite Kadiak, 

 Alaska. 

 Ulrich, Harriman Alaska Exped., IV, 1904, p. 143, pl. 16, fig. 4. 



30796. Helminthoida exacta Ulrich. Type. 



Yakutat series (Lias). Pogibshi Island, opposite Kadiak, 

 Alaska. 

 Ulrich, Harriman Alaska Exped., IV, 1904, p. 142, pl. 16, fig. 5. 



