Parapentaneura sp.

(Figs 11–12, 16)

Material: 1 female imago with pupal and larval exuviae (reared), Brazil, Mato Grosso, Bento Gomes River near Poconé, among Salvinia roots, 30.i.1997, M. A. Serrano, (ZSM).

PUPA. Small, brownish. Thoracic horn (Fig. 11) flattened; sparsely covered with week spinules, ventral points as in Figure 12; horn atrium with alveolar area reduced, central duct distinct, plastron plate with distinct neck; corona present, more than half the length of horn; plastron plate about half the length of corona. Thoracic comb with 10 (n = 1) rounded teeth, longest tooth about 3 times longer than broad.

Abdomen similar to P. bentogomensis . Anal lobe of female about 1.3 (n = 1) times longer than broad (Fig. 16).

LARVA. Similar to P. bentogomensis except for: Head capsule small, pale brown. AR about 2.7. Basal segment of maxillary palp about 3 times longer than wide; paraligula bifid; pecten hypopharyngis with 7 teeth.