图1 口虾蛄的胚胎发育Fig.1 Embryonic development of the mantis shrimp
注:A各主要发育时期胚胎的形态特征,A1受精卵,A2极体排出,A3 2细胞期,A4 4细胞期,A5 8细胞期,A6 16细胞期,A7 32细胞期,A8囊胚期,A9原肠胚期,A10膜内无节幼体期,A11膜内溞状幼体期,A12破膜前期;B亲虾蛄抱卵,蓝色方框处为卵团;C显微镜下发育中的受精卵,箭头示卵柄;D正在破膜孵化的幼体。Note:A embryonic features of major development stages,A1 fertilized egg,A2 polar body discharge,A3 two cell stage,A4 four cell stage,A5 eight cell stage,A6 sixteen cell stage,A7 32 cell stage,A8 blastula,A9 gastrula,A10 egg-nauplius,A11 egg zoea tage,A12 prehatching stage;B eggcarrying mantis shrimp,the blue frame showing eggmass brood;C fertilized egg under a microscope,the arrows showing egg stalk;D larva during hatching stage.