Media type: E-Article Title: Toarcian/aalenian Contributor: Ohmert, Wolf imprint: Elsevier BV, 1994 Published in: Geobios Language: English DOI: 10.1016/s0016-6995(94)80239-4 ISSN: 0016-6995 Keywords: Space and Planetary Science ; Paleontology Origination: Footnote: