Fig. 1.

Model of cross-section through the subapical rostral segment of the Cixiidae: maxillae with three locks. RMx right maxilla, LMx left maxilla, RMd right mandible, LMd left mandible, FC food canal, SC salivary canal, A straight upper right process of the dorsal lock, A′ hooked upper left process of the dorsal lock, B hooked lower right process of the dorsal lock, B′ straight lower left process of the dorsal lock, C hooked upper right process of the middle lock, C′ hooked upper left process of the middle lock, D hooked lower right process of the middle lock, E hooked lower right process of the ventral lock, E′ hooked lower left process of the ventral lock