﻿1030 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 127 



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E. Pseudolingula ? imperfecta Cooper, new species 215 



(18,20) Brachial view of an imperfect specimen, X I and X 2, paratype, 116762b; 

 (19) brachial view of another specimen showing a nearly perfect posterior por- 

 tion, X l| paratype, 116762a; (21, 22) brachial and pedicle views, X 2, of the 

 same. 



Bromide formation (Pooleville member — Oxoplecia gouldi zone), Rock Cross- 

 ing of Hickory Creek, about center sec. 35, T. 5 S., R. 1 E., Criner Hills, Carter 

 County, Okla. 



Plate 7 

 llngulella, obolus, pachyglossa, palaeoglossa 



A. Pachyglossa biconvexa Cooper, new species 224 



(1, 2) Internal impression and plasticine replica of brachial interior prepared from 

 the internal impression, X 2, paratype, 109271^ (3, 6, 10) pedicle, side, and bra- 

 chial views of a specimen preserving both valves, X 1, holotype, i0Q27ig; (4) 

 brachial view, X 2, of the holotype; (5, 8) nearly perfect brachial valve, X i f 

 X 2, paratype, 109271m; (7, 9) respectively X I, X 2, views of the brachial 

 valve, paratype, 109271J ; (11, 12) respectively X 1, X 2, enlargements of a fine 

 pedicle valve, paratype, 109269a. 



Bromide formation (Pooleville member — Oxoplecia gouldi zone), Rock Cross- 

 ing of Hickory Creek, about center sec. 35, T. 5 S., R. 1 E., Criner Hills, Carter 

 County, Okla. 



B. Lingulella galba Cooper, new species 200 



(13, 14) Respectively X 2 and X 1 views of the pedicle valve, holotype, 109282b; 

 (15, 16) the brachial valve, X ii and X 2, paratype, 109282a. 



Bromide formation (Mountain Lake member), middle of east line of sec. 33, 

 T. 2 S., R. 2 E., about 2 miles east of Springer, Carter County, Okla. 



C. Obolus ? nitens Cooper, new species 190 



(17, 18) Brachial valves, X 3, paratype, 109329b; and holotype, 109329a; (19) the 

 pedicle valve, X 3, paratype, I09329d. 



Lower Rich Valley formation, Porterfield Quarry, 5 miles east of Saltville, 

 Va. 



D. Lingulella spicata Cooper, new species 204 



(23, 24) Respectively pedicle and brachial valves, X 2, holotype, 109301a, and 

 paratype, 109301b. 



Whitesburg formation, in the railroad cut at Summit Hill School, 1 mile 

 southwest of Otes, Bulls Gap (T.V.A. 171-SE) Quadrangle, Tenn. 



E. Obolus ? virginiensis (Willard) 191 



(20) An imperfect and partially exfoliated brachial valve, X i> paratype, 109335 I 

 (21) an imperfect pedicle valve, X I, holotype, 109334; (22) enlargement, X 6, 

 of part of the exterior surface of the holotype. 



Effna formation, paratype from 8 miles southwest of Bland, Bland County, 

 Va. ; holotype from lower part of McNutt Quarry, 5 to 6 miles northeast of 

 Ceres, Burkes Garden (15') Quadrangle, Va. 



F. Palaeoglossa ? belli (Billings) 221 



(25, 26) Respectively X 2 and X 1 enlargements of a brachial valve, figured speci- 

 men, 109321a; (28) an imperfect pedicle valve, X i> figured specimen, 109321b. 

 Chazy (base of group), Valcour Island, Lake Champlain, Plattsburg (15') 

 Quadrangle, N. Y. 



(27) Large pedicle valve, X 1, lectotype, G.S.C. 1026b. 

 St. Martin formation, Island of Montreal, Quebec, Canada. 



