PHOSPHATIZED STAR-LIKE ORAL DISC OF PUNCTATUS AND ITS FUNCTIONAL MORPHOLOGY FROM EARLYEARLY CAMBRIAN OF SOUTH SHAANXI
PHOSPHATIZED STAR-LIKE ORAL DISC OF PUNCTATUS AND ITS FUNCTIONAL MORPHOLOGY FROM EARLYEARLY CAMBRIAN OF SOUTH SHAANXI
陕南早寒武世早期磷酸盐化Punctatus奇异星状口盘的发现及其形态功能分析