﻿1 158 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 12J 



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 Bromide formation (Pooleville member), zone 13, 241 feet beneath the Viola, 

 Spring Creek, sec. 17, T. 2 S., R. 1 W., Murray County, Okla. 



B. Paurortliis sp. 2 974 



(7-11) Respectively posterior, anterior, side, pedicle, and brachial views of a com- 

 plete specimen, X 2, figured specimen, 117302a. 



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

 Quadrangle, Tenn. 



C. Paurortliis fasciculata Cooper, new species 965 



(12-16) Respectively brachial, posterior, pedicle, side, and anterior views, X 2, of 

 the paratype, 117279a; (17) brachial view, X 1, of the paratype; (18) enlarge- 

 ment of the exterior of part of the same specimen, X 6, showing exopunctae on 

 costellae. 



Arline formation (middle), north side of wagon road in glade, \ mile south- 

 east of Friendsville, Concord (T.V.A. 138-SW) Quadrangle, Tenn. 



D. Paurortliis parva ( Pander) 971 



(19) Brachial interior, X 3, showing brachiophores and supporting tissue under 

 them, figured specimen, 52314b. 

 Walchow formation (B 11), vicinity of Leningrad, Russia. 



E. Paurortliis spinosa Cooper, new species 972 



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

 complete specimen, X 2, holotype, 11 7297. 



Edinburg formation (middle Nidulites zone), Tumbling Run, i\ miles south- 

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



F. Paurortliis ponderosa Cooper, new species 971 



(25) Brachial view of a complete specimen, X 1, paratype, 117296a; (26-29) 

 respectively posterior, brachial, side, and pedicle views, X 2, of the preceding 

 specimen. 



Shippensburg formation {Echinosphaerites zone), cut on U. S. Highway 40, 

 west side of Conococheague Creek, 7 miles west of Hagerstown, Williamsport 

 (15') Quadrangle, Md. 



G. Paurorthis catawbensis Butts 964 



(30) Plasticine replica of the pedicle exterior, X 2, hypotype, 117276a; (31) 

 plasticine replica of the brachial exterior, X 2, hypotype, 117276b; (32) plasti- 

 cine replica of another brachial exterior, X 2, lectotype, 99259c; (33) slab show- 

 ing impression of pedicle and brachial valves, X 2, hypotype, 117276c; (34) im- 

 pression of the pedicle valve showing muscle tracks, X 2, hypotype, 1172766.; 

 (35) impression of the brachial interior, X 2, hypotype, 117276c; (36) interior 

 of the brachial valve, X 2, showing notothyrial chamber and high median 

 septum, hypotype, H7277d. 



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

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



Plate 152 

 Fascifera 



A. Fascifera subcarinata Ulrich and Cooper 1002 



(1, 4) Exterior and interior of a pedicle valve, X 2, hypotype, 123290a; (2) poste- 

 rior of brachial valve showing cardinalia in side view, especially fulcral plate, 

 X 3, paratype, 123290b; (3) posterior of brachial interior in full view, X 2, 

 paratype, 123290c. 



Wardell formation, \ mile north of Emory Road, 2 miles northeast of Hall 

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



