﻿PART II CHAZYAN AND RELATED BRACHIOPODS — COOPER IO33 



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I. Glossella liumbona Cooper, new species 228 



( 2 3- 2 5) Respectively pedicle, side, and brachial views of the exterior showing 

 fine papillae, X 4, paratype, 116786. 



Bromide formation (Pooleville member — bed 5), Spring Creek, sec. 17, T. 2 S., 

 R. 1 W., Murray County, Okla. 



J. Glossella papulosa Cooper, new species 229 



(26, 27) Exterior and interior views of the pedicle valve showing apical struc- 

 tures and ornamentation, X 5, holotype, 116787b. Compare with Spinilingula, 

 pi. 11. 



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

 rangle, Ala. 



Plate 10 



dlctyonites, eoconulus, llngulella, palaeoglossa 



A. Dictyonites perforata Cooper, new species 188 



(1, 2) Exterior and posterior views of a pedicle valve showing the cleft apex and 

 the large arched homoeodeltidium, X 10, paratype, 116830J; (3, 4) same views 

 of another and larger pedicle valve, X 10, holotype, 116830-I; (5) exterior of a 

 well-preserved brachial valve showing smooth apex, X 10, paratype, n683oi; 

 (6, 7) interior and exterior of a large brachial valve showing apex and simple 

 structures of the interior, X 10, paratype, 116830k; (8) posterior view of a pedi- 

 cle valve showing the strongly arched homoeodeltidium, X 15, paratype, n6830d; 

 (9) interior of a poorly preserved pedicle valve showing a median ridge near 

 the apex, X 12, paratype, 116830b; (10) interior, X 12, of paratype, n683od, 

 showing short median septum. 



Pratt Ferry formation (lower 3 feet), 0.2 mile southeast of Pratt Ferry, 

 Blocton (15') Quadrangle, Ala. 



B. Eoconulus rectangulatus Cooper, new species 283 



(11, 12) Posterior and side views of the brachial valve, X 10, holotype, 116840a; 

 (13) interior of another brachial valve showing large lateral muscle scars and a 

 median callosity, X 10, paratype, 116840b. 



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

 Quadrangle, Ala. 



C. Palaeoglossa sp. 1 222 



(14, 15) Pedicle and brachial views of the exfoliated shell, X 1, figured specimen, 

 1 1 6775 ; (16, 17) same views, X 2, showing septum in brachial valve. 



Edinburg formation (Cyrtonotella zone), 100 yards west of U. S. Highway II, 

 I mile northeast of Strasburg, Strasburg (15') Quadrangle, Va. 



D. Lingulella fostermontensis ( Butts) 199 



(18, 19) Respectively X 1 and X 2 views of a large brachial valve, hypotype, 

 116759c; (20, 21) another and larger brachial valve than the preceding, respec- 

 tively X 1 and X 2, showing the concentric ornamentation, hypotype, 116759b; 

 (22) a large pedicle valve, X 2, hypotype, 116759a. 



Rocks of Blackford facies = Attalla formation (at base), west base of Foster 

 Mountain, Birmingham Quadrangle, Ala. 



Plate ii 



Glossella, Lingulella, Obolus, Pachyglossa, Schizotreta, Spinilingula, 



Teematis, Westonia 



A. Obolus ? sp. 3 193 



(1) Exterior of a fragment of the posterior part of a brachial valve, X 4, showing 

 concentric ornamentation, figured specimen, 116791b. 



