﻿1 120 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 127 



Page 

 of Virginia Highways 100 and 42 on Virginia 100, Staffordsville, Giles County, 

 Va. 



G. Camerella costellata Cooper, new species 565 



(34-36) Exterior, anterior, and side views of the pedicle interior impression, X 1, 

 paratype, 111113a; (37, 38) posterior and pedicle views of the same specimen, 

 X 2, showing slots produced by spondylium and median septum; (40) impression 

 of the brachial interior, X h paratype, 111113b; (39, 41) posterior and normal 

 views of the same brachial impression, X 2, showing slots formed by cruralium 

 and median septum. 



Elway formation, Eggleston, Giles County, Va. 



Plate 113 

 Camerella, Idiostrophia 



A. Idiostrophia f sp. 1 590 



(1-4) Respectively side, pedicle, brachial, and anterior views of a complete speci- 

 men, X 3, figured specimen, 66308a; (5) brachial view of a specimen smaller 

 than the preceding, X 3, figured specimen, 66308b. 



Boulder in the Mystic conglomerate, Range 6, Lot 20, Stanbridge Township, 

 Quebec, Canada. 



B. Camerella unicostata Cooper, new species 583 



(6-9) Respectively brachial, anterior, side, and pedicle views, X 3, of the holotype, 

 111161. 



Ward Cove formation, 2 miles south of Hall Crossroad on the Hickey place, 

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



C. Camerella minuta Cooper, new species 571 



(10-14) Respectively posterior, brachial, pedicle, side, and anterior views, X 3, of 

 the holotype, 111131a. 



Botetourt formation, near Cedar Grove Church and School, i\ miles southeast 

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

 (15-19) Respectively pedicle, side, brachial, anterior, and posterior views of a com- 

 plete specimen, X 3, paratype, uii28e. 



Effna formation, lower part of McNutt Quarry, 12 miles southwest of Bland, 

 Burkes Garden (15') Quadrangle, Va. 



D. Camerella gregeri Cooper, new species 569 



(20-24) Respectively posterior, anterior, side, pedicle, and brachial views of a fine 

 complete specimen with 4 costae in the sulcus, X I, paratype, 111125; (25-29) 

 respectively brachial, posterior, pedicle, anterior, and side views of a large speci- 

 men with 6 costae in the sulcus, X I, holotype, 111126. 



Plattin group (Macy formation), near Glencoe, St. Louis County, Mo. 

 (30) Pedicle interior, showing spondylium, X I, paratype, 117136a; (31) brachial 

 interior showing cruralium, X 2, paratype, 117136c. 



Plattin group (Macy formation), Rockwoods Reservation, 1 mile west of 

 Grover, 20 miles west of St. Louis on Manchester Road, St. Louis County, Mo. 



E. Camerella elliptica Cooper, new species 567 



(32-34) Brachial, pedicle, and side views of a young specimen, X I, paratype, 

 98220a; (35-39) respectively brachial, pedicle, anterior, side, and posterior views, 

 X 1, of the holotype, iimgd; (40, 41) respectively X 1 and X 2 enlargements 

 of the pedicle interior showing the spondylium, paratype, 111119c; (42, 43) 

 respectively X 2 and X 3 views of the posterior of a specimen seen from the 

 anterior and showing the spondylium, cruralium, and long, thin brachial process, 

 paratype, 111119b. 



Lincolnshire formation, Marcem Quarry, north side of U. S. Highway 58, 

 2 miles west of Gate City, Gate City (T.V.A. 188-NE) Quadrangle, Va. 



