TYPE SPECIMENS OF INVERTEBRATE FOSSILS. 123 



28933. Camptonectes bellistriatus distans Stanton. Cotypes. 



Jurassic. Yellowstone National Park. 



Stanton, Mon. XXXII, Pt. II, U. vS. Geol. Surv., 1899, p. 614, 

 pi. 72, TiK. 13- 



221. Camptonectes? extenuatus (Meek and Hayden). Cotypes. 

 Jurassic. vSoulhwest ba.se of Black Hills, vSoutli Dakota. 



Meek and Hayden, Pal. Upper Mo., Smithsonian Cont. to Knowl., 

 No. 172, XIV, 1864, P- 78, pi. 3. fig. 6. 



See Pecten extenuatus. 



12335. Camptonectes extenuatus Meek and Hayden. Plesiotype. 

 Juras.sic. Ivast of Belle Fourche Ri\-er, near Bear Lodge, 

 Black Hills, South Dakota. 



Whitfield, Rept. Geol. and Resonrce.s. Black Hills, Dakota, 1880, 

 p. 353. Pl- 4. fi.g- 4- 



12552. Camptonectes extenuatus Meek and Hayden. Plesiotype. 

 Jitrassic. Northwest of Rawlings, Wyoming. 



Hall and Whitfield. Rept. U. S. Geol. Expl. 40th Par., l\\ Pt. II, 

 1877, p. 290, pl. 7, fig. iS. 



12535. Camptonectes pertenuistriatus Hall and Whitfield. 



Holotype. 

 Jttras.sic. Northwest of Rawlings, Wyoming. 



Hall and Whitfield, Rept. V. S. Geol. Expl., 4()tli Par., IV, Pt. II, 

 1877, p. 291, pl. 7, fig. 17. 



2S934. Camptonectes pertenuistriatus Hall and Whitfield. 



Plesiotype. 

 Jtirassic. Yellow.stone National Park. 



vStanton, Mon. XXXII, Pt. II, U. S. Geol. Surv., 1899, p. 614, 

 pl. 72, fig. II. 



8643. Camptonectes platessa White. Holotype. 



Colorado (Cret. ). Five miles west of Mineral Spring, 

 Arizona. 



White, Prelim. Rept. U. S. Geogr. Surv. W. lootli Merid., 1874, 

 p. 25; Rept. U. S. Geogr. Surv. W. looth Merid., IV, Pt. I, 

 1876, p. 176, pl. 18, fig. 5a. — vStanton, Bull. No. 106, U. vS. 

 Geol. Surv., 1893, p. 72, pl. 9, fig. 6. 



8179. Camptonectes platessiformis White. Holotype. 



Jurassic. North base of Aquarius Plateau, Southern Utah. 



White. Twelfth .\nn. Rept. U. S. Geol. Surv. Terr., 1878 (1883), 

 Pt. I, p. 143, pl. 37, fig. 5a. 



8580. Camptonectes stygius White. Cotypes. 



Jura.ssic. Bluff south of Dirty Devil River and North Fork 

 of Virgin River, Utah. 



White, Prelim. Rept. U. S. Geor. Surv. W. looth Merid., 1874, 

 p. 23; Rept. U. S. Geogr. Surv. W. 100th Merid., IV, Pt. I, 

 1876, p. 164, pl. 13, figs. 2a-c. 



