【摘要】 详细观察和描述了西藏拟溞Daphniopsis tibetanaSars的外部形态和内部构造,对其非需精卵、休眠卵、精子、壳腺、幼体的触角腺和颈呼吸器、感觉器官等都是首次描述。证实西藏拟溞与西藏溞的外部形态具有截然不同的特征,它们应分属于不同的种。西藏溞的壳瓣后背角生成壳刺,而西藏拟溞的壳瓣后背角钝圆不生成壳刺。更多还原

【Abstract】 The exterior morphology and interior structure of Daphniopsis tibetana Sars were observed and redescribed in detail. The morphology of summer eggs, rest eggs, sperm, shell gland, antenna gland of larvae,cervical respiration organ and sense organ were reported first. The results indicated that Daphniopsis tibetana Sars and Daphnia tibetana were two different species because of their own morphylogy. Daphniopsis tibetana Sars has no carapace spine while Daphnia tibetana has postcarapace spine.更多还原