回复 13#北纬30度4 Q; R5 o! X; v n
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$ l' D+ G8 p, p6 k 图片出致 《 LINEAR CLUSTERS OF ARTICULATED TRILOBITES FROM LOWER ORDOVICIAN % g: d' n- x% e, I9 `) K(ARENIG) STRATA AT BINI TINZOULIN, NORTH OF ZAGORA, 8 ?2 q R9 Y- q+ O- @SOUTHERN MOROCCO》