﻿1 192 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. I27 



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 (12, 17) Side and interior views of a silicified pedicle valve, X 1, hypotype, 

 117417; (18) interarea of preceding, X 2. 



Arline formation, in glade i mile southeast of Friendsville, Concord (T.V.A. 

 138-SVV) Quadrangle, Term. 



C Palaeostrophomena angidata Cooper, new species 702 



(19, 20) Respectively impression of the pedicle interior and the plasticine replica 

 of the interior prepared from it, X 2, paratype, 111085b; (21, 22) plasticine 

 replica of the brachial interior and the mold from which it was prepared, X 2, 

 paratype, 111085a. 



Botetourt formation, junction Virginia Highways 311 and 114, i mile south- 

 west of Catawba, Salem (15') Quadrangle, Va. 



D. Dactylogonia sp. 4 838 



(23-27) Respectively pedicle, brachial, side, anterior, and posterior views of a com- 

 plete specimen, X 2, figured specimen, 11 7609. 



Sevier formation, \ mile northeast of Miser, Louisville (T.V.A. 138-SE) 

 Quadrangle, Tenn. 



E. Dactylogonia magna Cooper, new species 829 



(28, 29) Brachial and pedicle views of a small specimen, X 1, paratype, H759 2 ; 

 (30) brachial view of the exterior, X 2, of the preceding specimen. 



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

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



F. Bilobia hemisphaerica Cooper, new species 760 



(31) Brachial view of a complete specimen, X I, paratype, 117460a; (32-36) re- 

 spectively anterior, side, brachial, posterior, and pedicle views, X 2, of the 

 preceding specimen. 



Martinsburg formation (part with Brongniartella and referable to the Salona 

 formation), on Virginia Highway 617 = 910, 0.15 mile north of Green Mount 

 Church, Broadway (15') Quadrangle, Va. 



Plate 195 

 Anisopleurella, Bilobia, Idiospira, Leptellina, Toquimia, Xenambonites 



A. Anisopleurella tricostellata Cooper, new species 806 



( 1 ) Brachial interior showing muscle area and septal ridges, X 5, paratype, 

 117475a; (2-5) respectively pedicle, brachial, anterior, and posterior views of a 

 complete specimen, X 5, holotype, 117475b. 



Pratt Ferry formation, 0.2 mile southeast of Pratt Ferry, Blocton (15') Quad- 

 rangle, Ala. 



B. Bilobia virginiensis Cooper, new species 762 



(6, 7) Two views of the pedicle interior showing the muscle area, X 2, paratype, 

 117465b; (8) brachial interior seen through the broken pedicle valve, X 2, show- 

 ing the lobes of the muscle area, paratype, 117465a. 



Botetourt formation, in the field on the south side of the road, 0.2 mile east of 

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



C. Leptellina pulchra Cooper, new species 753 



(9) Brachial view of a small, complete specimen, X 3, paratype, 117442c; (10, 11) 

 exterior and interior of the brachial valve showing cardinalia and disk, X 3i 

 paratype, 1174426.; (12) exterior of an imperfect pedicle valve, X 2, paratype, 

 117442c; (13) interior of the preceding pedicle valve, X 2, tilted to show the 

 small muscle scars and the long pallial marks; (14) imperfect brachial interior 

 showing the cardinalia and median ridge, X 3, paratype, 117442b; (15) poste- 

 rior part of the brachial interior showing the cardinalia, X 8, paratype, 117442a; 



