Development of germ cells and reproductive cycle of sipunculus nudus l in zhanjiang 湛江地区光裸星虫的生殖细胞发育和生殖周期
2.
The result shows : 1 ) some deformed and fine characters on middle antennal segments are very stable among species and is significant in the identification of genus ^ subgenus and genus . ( 1 ) . 9th and 10th antennal segments of the male of bothynogria have lined and naked spots and they are stable generic identification creterion 伪叶甲亚科各属雄性触角中部节常出现各种变形特征和一些较细微的特征，在属内较为稳定，在属、亚属、种的鉴别帧有重要意义习沟伪叶甲属bothgnogfjaborchmann雄性触角第9节均具线状的光裸是其较稳定的属征。
