The Scientific World Journal / 2013 / Article / Fig 15

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 15

Shapes of the labial segments of the Ochteridae. (a)–(f) Ochterus piliferus. (a) Lateral view of the labium, all segments are visible, (b) the square shape of the first segment (I), one intersegmental sclerite (si), the shape of the second segment (II), the dorsal condyle (cd) between the II and III segments on the dorsal side, a wider proximal part of the third segment, ventral view of the intersegmental membrane (mb), (c) the shape of the first (I) and second (II) segments, ventral view (V), lack of the midventral condyle (cv) on the distal edge, one intersegmental sclerite (si), (d) pairs of small intercalary sclerites, the shape of the fourth segment, (e) ventral view, the apical plate (ap) is visible, and (f) the connection between the third and fourth segments on the ventral side, the midventral condyle (cv) is absent (circle). Lr: labrum.

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