HUNTON GROUP (PATE ORDOVICIAN, SILURIAN, AND EARLY DEVONIAN) IN THE ANADARKO BASIN OF OKLAHOMA.AMSDEN TW.1975; OKLAHOMA GEOL. SURV., BULL.; U.S.A.; 1975, NUM. 0121, P. 1 A 214Serial Issue

CATALOG OF MIDDLE AND UPPER ORDOVICIAN FOSSILS.AMSDEN TW.1957; OKLAHOMA GEOL. SURV., CIRC.; 1957, NUM. 0043, P. 1 A 41Miscellaneous

EARLY LATE SILURIAN BIOFACIES AND LITHOFACIES IN CENTRAL UNITED STATES.AMSDEN TW.sdIN: 25. INT. GEOL. CONGR. ABS.; SYDNEY; 1976; CANBERRA; PRINT. UNION OFFSET; DA. S.D.; VOL. 1; PP. 299Conference Paper

WELLING FORMATION, NEW NAME FOR UPPER ORDOVICIAN UNIT IN EASTERN OKLAHOMA (FORMERLY CALLED "FERNVALE")AMSDEN TW.1979; AMER. ASS. PETROLEUM GEOLOGISTS BULL.; USA; DA. 1979; VOL. 63; NO 7; PP. 1135-1138; BIBL. 12 REF.; 3 ILL.Article

LATE ORDOVICIAN AND EARLY SILURIAN ARTICULATE BRACHIOPODS FROM OKLAHOMA SOUTHWESTERN ILLINOIS AND EASTERN MISSOURI.AMSDEN TW.1974; OKLAHOMA GEOL. SURV., BULL.; USA; 1974, NUM. 0119, P. 1 A 160Serial Issue

THE PALEONTOLOGICAL SOCIETY MEMOIR 1- ARTICULATE BRACHIOPODS OF THE ST. CLAIR LIMESTONE (SILURIAN),ARKANSAS,AND THE CLARITA FORMATION (SILURIAN),OKLAHOMA.AMSDEN TW.1968; J. PALEONTOL.; USA; 1968(5), VOL. 42, P. 1 A 117Miscellaneous

MIDDLE PALEOZOIC HISTORY OF ANADARKO AND ARKOMA BASIN, OKLAHOMA.AMSDEN TW.sdIN: AM. ASSOC. PET. GEOL. SOC. ECON. PALEONTOL. MINERAL. MEET.; WASHINGTON, D.C.; 1977; S.L.; DA. S.D.; PP. 31Conference Paper

LOWER DEVONIAN LIMESTONE OF POST-HUNTON AGE,TURKEY CREEK INLIER,MARSHALL COUNTY,SOUTH-CENTRAL OKLAHOMA.AMSDEN TW; KLAPPER G; ORMISTON AR et al.1968; AMER. ASS. PETROLEUM GEOLOGISTS BULL.; USA; 1968(1), VOL. 52, NUM. 0001, P. 162 A 166Miscellaneous