It lacked prothoracic and mesothoracic tibial spurs.
它缺少前胸骨和中胸骨胫骨骨刺。
The endocrine system mainly consisted of brain neurosecretory cells, corpora cadiaca, corpora allata and prothoracic glands.
内分泌系统主要由脑神经分泌细胞、心侧体、咽侧体及前胸腺组成。
In early stage of 4th instar, thick basement membrane and irregularly round nucleus of the prothoracic gland cell were observed.
在四龄龄初细胞基底膜很致密，细胞核不规则形。
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