The Scientific World Journal / 2013 / Article / Fig 11

Research Article

Deliberations on the External Morphology and Modification of the Labial Segments in the Nepomorpha (Heteroptera: Insecta) with Notes on the Phylogenetic Characteristics

Figure 11

Shapes of the labial segments of the Belostomatidae. (a)–(c). Deinostoma dilatatum. (a) Dorso-lateral view (D-L) of the labium, the articulation of the dorsal condyle (cd) between the II and III segments on the dorsal side, the second has the same width proximally and distally, the second segment is slightly longer than the third (b) the shape of the first segment (I) the dorsal side is clearly visible in a slightly rectangular form and the stylet groove is opened, (c) the shapes of the III and IV segments, intercalary sclerites (is) and the apical plate can be observed. Bu: buccula of the posterior plate, gl: orifice of the maxillary gland, Lr: labrum, Mxp: maxillary plate, Pp: posterior plate of the cranium, sp: suspensory plate.

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