Geological journal. 1998;33(3):147-148. doi: 10.1002/(sici)1099-1034(199807/09)33:3<147::aid-gj785>3.0.co;2-w Q22.62025
Graptolites from the Lower Elton Formation (Ludlow) of Shadwell Rock Quarry, Shropshire
来自什罗普郡沙德韦尔岩采石场下埃尔顿组(卢德洛期)的笔石类化石
DOI: 10.1002/(sici)1099-1034(199807/09)33:3<147::aid-gj785>3.0.co;2-w
摘要
