NEW EARLY DEVONIAN (LATE GEDINNIAN) MICROPHYTOPLANKTON: DEMORHETHIUM LAPPACEUM N.G., N.SP., FROM THE BOIS D'ARC FORMATION OF OKLAHOMA, U.S.A.LOEBLICH AR; WICANDER ER.1974; NEU JB. GEOL. PALAEONTOL., MONATSH.; DTSCH.; 1974, NUM. 0012, P. 707 A 711Serial Issue

MIDDLE PENNSYLVANIAN (ATOKAN) CRINOIDS FROM OKLAHOMA AND MISSOURI.STRIMPLE HL.1975; UNIV. KANSAS PALEONTOL. CONTRIB., PAPER; U.S.A.; 1975, NUM. 0076, P. 1 A 30Serial Issue

APPENDIX; MEASURED SECTIONS AND OTHER COLLECTING LOCALITIES = ANNEXE; COUPES ETUDIEES ET AUTRES GISEMENTS FOSSILIFERESFAY ROBERT O; GRAFFHAM A ALLEN; SPRINKLE JAMES et al.1982; UNIV. KANS. PALEONTOL. CONTRIB., MONOGR.; ISSN 0278-9744; USA; DA. 1982; VOL. 1; PP. 335-369; ILL.Article