Seminis factiosum, Darby, Michael, 2016

Darby, Michael, 2016, New Species and Records of Costa Rican Featherwing Beetles (Coleoptera: Ptiliidae), Zootaxa 4184 (1), pp. 41-51 : 49-50

Seminis factiosum sp. n.

( Figs 7A–K )

Habitus, Fig. 7A . Length 0.89 mm. Colour dark brown. Pubescence, antennae and legs dusky yellow. Antennomeres 3–11 length 0.34 mm, Fig. 7B . Mentum and submentum chaetotaxy Fig. 7G . Width across eyes 0.38 mm. Pronotum 0.60 mm wide, 0.43 mm long. Elytra 0.41 mm long, 0.57 mm wide, detached elytron Fig. 7I . Mesoventrum with strong downwardly projecting keel between mesocoxae in dorsal view, Figs. 7E,F . Metascutellum Fig. 7K . Metaventrum clearly reticulate, posterior margin between metacoxa +/– 1/4 the width of the sclerite, straight with two sharp points at corners, Fig. 7F . Abdominal reticulation with alternate cells of single setae and microtrichiae, Fig. 7H . Pygidium, Fig. 7J . Wings of usual Ptiliid type.

Male: aedeagus, Figs. Ca/b. Ventrite VI with semicircular incision, ventrite VII with anteriorly projected apodeme, Fig. 7D .

Female: unknown.

Etymology. From the Latin adjective factiosus meaning intriquing.

Type data. Holotype: ♂, Costa Rica, Osa Peninsula, Road, Bahia Drake to Rincon de Osa, forest and plantations, car net devart, 8.41–42 N 83.29 –40W, 0–400m, 9.x.2012, 1500–1700 hrs, Schülke & Grünberg ( INBio).

Figures

FIGURE 7. A – K. Seminis factiosum sp. n.. A. habitus; B. antennomeres 3 – 11; Ca / b. lateral and dorsal views of aedeagus; D. male ventrite VII; E. lateral view hind body x 350; F. ventral view of hind body x 350; G. mentum and submentum x 900; H. abdominal ventrites showing cells x 1180; I. detached elytron; J. pygidium; K. metascutellum showing spur.