锹甲的外部形态纷繁多样,头部形态尤其复杂并导致种类鉴定混乱,有必要对其深入研究。文章介绍锹甲的头部形态,并以代表性属种为例,......

Absract The first stag beetle found in Cretaceous Myanmar amber, Electraesalopsis beuteli Bai, Zhang & Qiu gen. & sp. no......