5()(J HTLLETIISr r).!, UNITED STATES NATIONAL MUSEUM. 



3643. Pholadomya (Homomya) audax Dana. Holot^pe. 



Carboniferous. Wollongong Point, Illawarra, New vSouth 

 Wales, Australia. 



Dana, Wilkes U. vS. Expl. Exped., X, 1849, p. 687, Atlas, pi. 3, 

 figs. la-c. 



12397. Ph [o] ladomya (Goniomya) borealis Meek. Holot3^pe. 



Nanaimo (Cret.). Nanainio, \^ancouver Island. 

 Meek, Trans. Albany Inst., IV, 1857, p. 42. 

 = Goniomya ])orealis 



22895. Pholadomya coloradoensis Stanton. Cotypes. 



Colorado (Cret.). Williams Creek, Huerfano Park, 

 Colorado. 



Stanton, Bull. No. 106, U. vS. Geol. Surv., 1893, p. 116, pi. 26, 

 fig. 2. 



3673. Pholadomya (Homomya) curvata Morris? Ple.siotype. 



Carboniferous. Wollongong Point, Illawarra, New South 

 Wales, Australia. 



Dana, Wilkes U. S. Expl. Exped., X, 1849, p. 688, Atlas, pi. 3, 

 figs. 2a, 2b. 



25643. Pholadomya ( Homomya) glendonensis Dana. Holotype. 

 Carboniferous. Glendon on the Hunter, New South 

 Wales, Australia. 



Dana, Wilkes U. S. Expl. Exped., X, 1849, p. 687, Atlas, pi. 2, 

 fig. 12. 



217. Pholadomya humilis Meek and Hayden. Cot3'pes. 



Jurassic. Southwest base of Black Hills, vSouth Dakota. 



Meek and Hayden, Proc. Acad. Nat. Sci. Pliila. for i860, p. J 82; 

 Pal. Upper Mo., Smithsonian Cont. to Knowl. No. 172, XIV, 

 1864, p. 104, pi. 4, figs. 3a, 3b. 



28956. Pholadomya insequiplicata vStanton. Holotye and 



paratypes. 

 Jurassic. Divide between Fawn Creek and Gallatin 

 Valley, Yellowstone National Park. 



vStanton, Mon. XXXII, Pt. II, U. S. Geol. Surv., 1899, ]). 625, ])1. 

 74, fig- 4- 



7815. Pholadomya kingii Meek. Holotype and plesiot^'pe. 



2S957. Jurassic. Near Lower Canyon of Yellowstone River, 



Montana, and Yellow.stone National Park. 



White, Twelfth Ann. Rept. I^ S. Geol. Surv. Terr., Pi. I, 1883, 

 p. 150, pi. 38, figs. 3a, 3b. ^Stanton, Mon. XXXII, Pt. II, 

 U. S. Geol. Surv., 1899, P- 624, pi. 74, figs. 1-3. 



20251. Pholadomya occidentalis Morton. Plesiotype. 



Cretaceous. Hempstead County, Arkan.sas. 



Owen, Second Rept. Geol. Reconn. of Arkansas, i86t), pi. 8, fig. 9. 



