TYPE SPECIMENS OF INVERTEBRATE FOSSILS. 489 



3644. Pecten leniusculus Dana. Cotypes. 



Carboniferous. District of Illawarra, New South Wales, 

 Australia. 



Dana, Wilkes U. S. Expl. Exped., X, 1849, p. 704, Atlas, pi. 9, 

 figs. 6a, 6b. 



1 1 1606. Pecten madisonius Say. Plesiotype. 



Miocene. Shiloh, New Jersey. 



Whitfield, Mon. XXIV, U. S. Geol. Surv., 1S94, p. 30, pi. 4, 

 figs. 1-5. 



135838. Pecten madisonius sayanus Dall. Holotype. 



Oligocene. Santa Rosa Count}', Florida. 



Dall, Trans. Wagner Free Inst. Sci. Phila., Ill, Pt. IV, 1898, 

 p. 725, pi. 26, fig. 6. 



13311. Pecten magnolia Conrad. Cotype. 



Miocene. Santa Inez Mountains, Santa Barbara County, 

 California. 



Conrad, Rept. Expl. and Surv. R. R. Miss. Riv. to Pacific Ocean, 

 VII, 1857, p. 191. — Dall, Trans. Wagner Free Inst. Sci. Phila., 

 Ill, Pt. IV, 1898, p. 702. 



= Pecten (L/yropecten) magnolia. 



13333. Pecten meekii Conrad. Cotypes. 



Miocene. San Raphael Hills, Santa Barbara County, 

 California. 



Conrad, Rept. Expl. and Surv. R. R. Miss. Riv. to Pacific Ocean, 

 VII, 1857, p. 190, pi. 1, fig. 1. — Dall, Trans. Wagner Free Inst. 

 Sci. Phila., Ill, Pt. IV, 1898, p. 699. 



= Pecten (Patinopecten) meeki. 



4758. Pecten mitis Dana. Holotype. 



Carboniferous. Glendon on the Hunter, New South 

 Wales, Australia. 



Dana, Wilkes U. S. Expl. Exped., X, 1849, p. 705, Atlas, pi. 9, 

 figs. 8a, 8b. 



358. Pecten nebrascensis Meek and Hayden. Cotypes. 



Montana (Cret.). Yellowstone River, near Miles City, 

 Montana. 



Meek and Hayden, Proc. Acad. Nat. Sci. Phila., VIII, 1856, p. 87. 



= Chlamys nebrascensis. 



162524. Pecten (Plagioctenium; newsomi Arnold. Holotj'pe. 



Pleistocene. Dos Cerritos, California. 



Arnold, Mem. Calif. Acad. Sci., Ill, 1903, p. 113, pi. 11, figs. 1, ia. 



137887. Pecten f Amusium) ocalanus Dall. Holotype. 



Oligocene. Levy County, Florida. 



Dall, Trans, Wagner Free Inst. Sci. Phila., Ill, Pt. IV, 1898, 

 p. 756, pi. 29, fig. 2. 



