Abstract: The early embryonic development of Chanis bilin eata Walker has been described.It includes three stages.The first is the formation of cleavage and blastoderm,the second is germ band and gastru al,and the third is coelom.

• 文摘:本文研究了豆天蛾早期的胚胎发育过程，历经卵裂与胚盘形成、胚带与原肠形成及体腔发生3个阶段。