﻿1 164 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 12"J 



Page 

 enlargements of the brachial interior showing cardinalia with brachiophores sup- 

 ported by swelling of shell tissue in the notothyrial cavity, figured specimen, 

 48701b. 



Prosser formation {Vellamo bed), Kenyon, Goodhue County, Minn. 



G. Cristiferina cristata Cooper, new species 962 



(25-29) Respectively posterior, anterior, side, pedicle, and brachial valves of a com- 

 plete specimen, X 2, paratype, 117353. 



Edinburg formation (Cyrtonotella zone), along railroad 2 mile west of Stras- 

 burg, Strasburg (15') Quadrangle, Va. 



Plate 158 

 Cristiferina, Dalmanella 



A. Dalmanella vara Cooper, new species 949 



(1, 3) Exterior and interior of the pedicle valve, X 2, paratype, 117363d; (2) 

 exterior of the brachial valve, X 2, paratype, H7363g; (4, 5) brachial interiors 

 showing weak development of cardinal process and deep notothyrial cavity, X 2, 

 paratype, 117363a, e. 



Curdsville formation, \ mile north of Sill, lat. 36°i7'3i", long. 83°53'55", 

 White Hollow (T.V.A. 145-SW) Quadrangle, Tenn. 



B. Cristiferina cristifera Cooper, new species 963 



(6-10) Respectively brachial, anterior, posterior, side, and pedicle views of the 

 paratype, X 2, 117355a; (11) brachial view of the paratype, X 3- 



Oranda formation (base), section near dam on north side of Shenandoah 

 River, 1.5 miles N. 6i° E. of Edinburg, Edinburg (15') Quadrangle, Va. 



C. Cristiferina cristata Cooper, new species 962 



(12-14) Brachial, side and pedicle views of a complete specimen, X 2, paratype, 

 1 17353- 



Edinburg formation (Cyrtonotella zone), 2 mile west of Strasburg, Strasburg 

 (15') Quadrangle, Va. 



D. Dalmanella winchelli Cooper, new name 953 



(15) Exterior of the brachial valve, X 2, figured specimen, 48758b; (16) brachial 

 interior, X 2, figured specimen, 48758a. 



Decorah formation (Guttenberg member — Rhinidictya bed), Lake Street 

 Bridge, St. Paul, Minn. 



E. Dalmanella costellata Cooper, new species 948 



(17-20) Respectively pedicle, brachial, side, and anterior views of a narrow-hinged 

 individual, X 2, paratype, 117359a; (21-25) respectively posterior, anterior, 

 brachial, pedicle, and side views of a complete specimen, X 2, holotype, H7359f ; 

 (26, 27) pedicle and brachial views, X I, of preceding specimen; (28) enlarge- 

 ment, X 3, of holotype ; (29) interior of the brachial valve, X 3, paratype, 

 H7359e. 



Oranda formation (lower), just west of the junction of Virginia County High- 

 ways 617 = 910 and 777, on 777, \ mile north-northwest of Green Mount Church, 

 Broadway (15') Quadrangle, Va. 



(30) Brachial impression, X 2, showing slots produced by brachiophore supports, 

 paratype, 117360c; (31) plasticine replica, X 2, of the brachial interior prepared 

 from the preceding impression; (32) brachial impression of a specimen smaller 

 than the preceding, X2 , showing impression of cardinalia, paratype, 117360b; 

 (33) plasticine replica, X 2, of the brachial interior prepared from the preceding. 

 Oranda formation (base), 0.6 mile northwest of Linville Station, Broadway 

 05') Quadrangle, Va. 



