Systematics and biostratigraphy of the organic-walled microphytoplankton from the Middle Devonian (Givetian) Silica Formation, Ohio, U.S.A. - Wicander, Reed 1946-; Wood, Gordon D. (1981)
Literaturverz. S. 74 - 94
Keywords: Acritarcha; Givetium; Fossile Dinoflagellaten; Staat Ohio