﻿1 1 14 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 127 



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E. Oxoplecia multicostellata Cooper, new species 549 



(25, 26) Brachial and pedicle views of a complete specimen, X 1, paratype, 123334. 

 Edinburg formation (Cyrtonotella zone), Tumbling Run, i^ miles southwest 

 of Strasburg, Strasburg (15') Quadrangle, Va. 



F. Parastrophina sp. 1 608 



(27, 28) Brachial and pedicle views of a complete specimen, X i, figured speci- 

 men, 1 1 7169; (29-32) respectively anterior, side, pedicle, and brachial views, 

 X 2, of the preceding. 

 Horizon and locality same as B above. 



G. Parastrophina hemiplicata (Hall) 606 



(33-35) Respectively pedicle, side, and anterior views of a small individual, X I. 

 hypotype, 117168c; (36, 37) side and pedicle views, X 2, of the preceding; 

 (38-42) respectively anterior, brachial, posterior, side, and pedicle views of a 

 complete specimen, X I, hypotype, 117168b; (43, 44) side and pedicle views, X 2, 

 of the same hypotype. 



Horizon and locality same as B above. 



H. Camerella bicostata Cooper, new species 564 



(45-49) Respectively brachial, anterior, side, pedicle, and posterior views of a 

 complete specimen, X 1, holotype, 117130b; (50-54) respectively posterior, pedicle, 

 anterior, side, and brachial views, X 2, of the holotype. 



Lincolnshire formation (Hogskin member), 0.4 mile east of Red Hill, 4$ miles 

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



Plate 107 

 porambonites, salonia 



A. Porambonites ? sp. 2 610 



(1, 3) Interior and exterior views of a pedicle valve, X *, figured specimen, 

 117179; (2) pedicle interior of the same, X 12, tilted to show edge of dental 

 plates. 



Table Head series (lower), Table Point, Newfoundland. 



B. Porambonites ? umbonatus Cooper, new species 609 



(4-8) Respectively pedicle, posterior, brachial, anterior, and side views of a com- 

 plete specimen, X I, holotype, 111373a; (9) enlargement, X 6, of the left poste- 

 rior slope of the brachial valve of the holotype showing pitted ornament. 



Pogonip group (lower part of Rhysostrophia zone), Ikes Canyon about 1 mile 

 above mouth, Toquima Range, Roberts Mountains (i°) Quadrangle, Nev. 

 (10, 11) Exterior and interior of a pedicle valve tentatively referred to this 

 species, X 2, figured specimen, 102310. 



Pogonip group (not far below Eureka quartzite), Nopah Range, Inyo County, 

 Calif. 



C. Porambonites sp. 4 611 



(12) Imperfect brachial valve, X I, figured specimen, Columbia Univ. 26404 

 (1093) ; (13) same as the preceding, X 2; (14) enlargement, X 4. of the surface 

 on the right posterior side of the same specimen as preceding, showing pitted 

 ornament. 



Salona formation, roadside and small quarry on Pennsylvania Highway 44, 

 150 yards east of road to Oriole, east of Antes Gap, Williamsport (15') Quad- 

 rangle, Pa. 



D. Salonia magnaplicata Cooper and Whitcomb 615 



(15-17) Respectively posterior, pedicle, and brachial views of a large specimen, 

 X 2, holotype, 85422a; (18, 20) respectively pedicle and brachial views of a 

 nearly full grown specimen, X 4, paratype, 85422b; (19) side view of a specimen 



