EARLY DEVELOPMENTAL EGGS WITH PERIVITELLINE SPACE FROM PRECAMBRIAN WENG’AN FAUNA, WENG’AN, CENTRAL GUIZHOU (SOUTH CHINA)
EARLY DEVELOPMENTAL EGGS WITH PERIVITELLINE SPACE FROM PRECAMBRIAN WENG’AN FAUNA, WENG’AN, CENTRAL GUIZHOU (SOUTH CHINA)
前寒武纪瓮安生物群具围卵腔结构的胚胎及其发育序列