﻿1 1 56 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 127 



Page 

 Lincolnshire formation, Clinch Valley at Shiloh Church, Pressmens Home 

 (T.V.A. 171-NE) Quadrangle, Tenn. 

 (15, 17, 19) Brachial, pedicle, and side views of a complete specimen, X 1, para- 

 type, H7286q; (20, 21) respectively Xi and X2 enlargements of a complete 

 specimen seen from the brachial side, holotype, 117287b; (22) brachial view of 

 another complete specimen, X I, paratype, 117287a; (23) pedicle interior, X 2, 

 showing thickened adductor area and pallial sinuses, paratype, 117286a; (24) 

 brachial interior of a young specimen, X 3, paratype, 117286c; (25) brachial 

 interior of an old specimen showing adductor scars and thickened brachiophores 

 and cardinal process, X 3, paratype, 117286b. 



Lincolnshire formation (Hogskin member), | mile north and northwest of 

 Eidson, Kyles Ford (T.V.A. 170-SE) Quadrangle, Tenn. 



D. Paurorthis fascifera Cooper, new species 966 



(26-29) Pedicle, anterior, side, and brachial views of a complete specimen, X 2, 

 holotype, 117281a. 



Ward Cove formation, Inskip, military coordinates E.2, 604, 600-700/N 596, 

 350, Fountain City (T.V.A. 146-SW) Quadrangle, Tenn. 



E. Paurorthis magna Cooper, new species 969 



(30) Brachial view of the complete specimen, X 2, paratype, 117289a; (31, 32) 

 exterior and interior of the pedicle valve, X 2, of the preceding; (33) brachial 

 interior, X 2, of the preceding. 



Lincolnshire formation (Hogskin member), on the road to Washburn, 3 miles 

 west-southwest of Thorn Hill, Avondale (T.V.A. 162-SW) Quadrangle, Tenn. 



F. Paurorthis magna Cooper, new species 969 



(34) Exterior of the pedicle valve, X 1, paratype, 117292a; (35-38) respectively 

 brachial, side, posterior, and pedicle views of a complete specimen, X 1, para- 

 type, 117292b; (39) brachial view, X 2, of the preceding specimen; (42) brachial 

 interior of a large specimen, X 2, H7292d missing; (43) interior of the pedicle 

 valve, X 2, paratype, 117292c. 



Lincolnshire formation (Hogskin member), Sally Cleveland Farm, £ mile 

 southwest of Washburn, Dutch Valley (T.V.A. 154-SE) Quadrangle, Tenn. 



(40, 41) Brachial interior and exterior, X 2, paratype, 117288. 



Lincolnshire formation (Hogskin member), 0.4 mile east-northeast of Red 

 Hill, 4! miles west-southwest of Thorn Hill, Avondale (T.V.A. 162-SW) 

 Quadrangle, Tenn. 



G. Paurorthis ponderosa Cooper, new species 971 



(44, 45) Brachial and side views of a complete specimen, X h paratype, 117294b. 



Benbolt formation (base), 0.2 mile south of middle fork of Moccasin Creek, 



1^ miles due south of Hansonville, Hansonville (T.V.A. 205-SW) Quadrangle, 



Va. 



(46-48) Brachial, pedicle, and side views of a complete specimen, X 1, paratype, 



1 17293. 



Benbolt formation (base), west slope of hill ^ mile east of Cedar Point School, 

 Hilton (T.V.A. 197-NW) Quadrangle, Va. 

 (49, 51) Exterior and interior of the pedicle valve, X I, paratype, 117295a; 

 (5°, 52) exterior and interior of the brachial valve, X 1, paratype, 117295b; 

 (53) brachial interior, X 2, of the preceding specimen. 



Benbolt formation, on Virginia Highway 74, 5^ miles east of the junction with 

 U. S. Highway 54 (Tennessee Highway 71), Hilton (T.V.A. 197-NW) Quad- 

 rangle, Va. 



