. Bulletins of American paleontology. Ordovician conodonts: Bergstrom and Sweet 345 The three syntypes of Oulndus casteri Pulse and Sweet (1960, pi. 36, figs. 1, 8, 12) represent the same variant groups. Small, fragile oulodus-like elements, presumably juveniles, have a laterally compressed cusp; larger, more robust specimens, repre-. Text-fig. 9. A-F. Plectodiiia aculcata (Stauffer), X30. G-L. OuloJus orcgonia (Branson, Mehl, and Branson), X20. M-T. Plrctodina furcata (Hinde). X30. Diagrammatic views of the cordylodiis-like {A,B; K,L; 0,P), trichonodella-like (C,D; Q,R), zygognathus-like (E,F
. Bulletins of American paleontology. Ordovician conodonts: Bergstrom and Sweet 345 The three syntypes of Oulndus casteri Pulse and Sweet (1960, pi. 36, figs. 1, 8, 12) represent the same variant groups. Small, fragile oulodus-like elements, presumably juveniles, have a laterally compressed cusp; larger, more robust specimens, repre-. Text-fig. 9. A-F. Plectodiiia aculcata (Stauffer), X30. G-L. OuloJus orcgonia (Branson, Mehl, and Branson), X20. M-T. Plrctodina furcata (Hinde). X30. Diagrammatic views of the cordylodiis-like {A,B; K,L; 0,P), trichonodella-like (C,D; Q,R), zygognathus-like (E,F; S,T), oulodus-like (), and prionio- dina-iike (Cj,H; M,N) elements of these Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Paleontological Research Institution (Ithaca, N. Y. ); Columbia University. Ithaca, N. Y. , Paleontological Research Institution [etc. ]
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