Fecundity of the yellow swallowtail butterflies, Papilio xuthus and P. machaon hippocrates, in a wild environment
Fecundity of the yellow swallowtail butterflies, Papilio xuthus and P. machaon hippocrates, in a wild environment
复制标题
黄色燕尾蝴蝶、Papilio xuthus 和 P. machaon hippocrates 在野生环境中的繁殖力
作者：
Mamoru Watanabe;K. Nozato
In order to clarify the fecundity and the number of eggs actually deposited of the yellow swallowtail butterflies,乃7ρlllOXUが114sand ? 謂αchaon, females were captured m the wild and dissected Forewing length was not correlated with age in any of the two species Multiple matings suggested by spermatophore counts were found for P xuthus but not for P machaon in both spring and summer generations Eggs m the ovaries were classified into three categories according to their degree of maturation The fecundity, which was a total number of eggs. was 500-600 eggs irrespective of generation and species The small body size of individuals belonging to the spnng generation seemed to affect not the fecundity but the number and the size of mature eggs m the abdomen Oviposition m the spring generation of j)xuthus took place mainly at noon but that of the summer generation m the morning Considering the oviposition period of both species. the number of eggs deposited m each generation in each species was about 300 eggs, which was about a half of the fecundity