Trynocoris lawrencei Herring, 1976

Gorczyca, Jacek, Wolski, Andrzej & Taszakowski, Artur, 2019, Redescription and new records of the monotypic genus Trynocoris Herring, 1976 (Heteroptera: Miridae: Cylapinae: Fulviini), Zootaxa 4623 (1), pp. 51-60 : 57-59

Trynocoris lawrencei Herring, 1976

Trynocoris lawrencei Herring, 1976: 93 , Fig. 1

Trynocoris lawrencei: Schuh, 1995: 38, 1038 , 1121; Gorczyca, 2006: 69

Type material examined: Paratypes ♀: Barro Colorado Is. CANAL ZONE, July 27 1969; J.F. Lawrence; Lot 2974; Polyporus modestus ; ♀: Barro Colorado Is. CANAL ZONE, July 20; J.F. Lawrence; Lot 2914; Polyporus caperatus ; ♂: Barro Colorado , Canal Zone, Panama , III-18-67; Ganoderma applanatum ; B. Patterson Collector; female: Barro Colorado Is. CANAL ZONE , July 3 1969; J.F. Lawrence; Lot 2753; Polyporus crocatus ; ♂: Barro Colorado Is. CANAL ZONE , Feb. 23 1968; J.F. Lawrence; Lot 2474; Trametes crirrifer . ( USNM) .

Additional examined material. 2 ♂: Mexico: Chiapas Chajul Bilogical Sta. 16 ° 07`N, 90 ° 57`W, 200 m, 16 IV 1993, R. Brooks #52, ex: fruit fall ; male: Mexico: Chiapas Chajul Bilogical Sta. 16 ° 07`N, 90 ° 57`W, 200, Lacandoma Forest , 16 IV 1993, Robert brooks, ex. under bark ; 1 ♀: Panama: Chingui 20 km N. Gualaca Finca La Suisa , 1350 m, 08 ° 39`N 82 ° 12`W, 10 June 1995, J. Ashe & R. Brooks # 167, ex: logging fungusy log ; 1 ♀: Nicaragua: Matagalapa Dept. 6 km N Matagalapa, Selva Negra Hotel , 1350 m, 12 ° 59.99`N 85 ° 54.53`W, 19-V-2002, R. Brooks, Z. Falin, S. Chatzimanolis ex. crustose polypore, NIC1BFC02 004 ( KU) . 1 ♀: Santo Domingo de los Colorados , Ecuador, 5 March 1953, M & N Deyrup ( AMNH) .

Redescription. Male. Small insects, body black ( Fig. 1 ). Length of the body 2.0–2.62, width 1.10–1.19. Head. Black ( Figs 3–6 ). Vertex with three paler dots. Length of head 0.47–0.63, width of head 0.60–0.69. Dorsal width of eye 0.14–0.17, width of vertex 0.30–0.35. First antennal segment dark brown to black. Second antennal segment brown to dark brown. Third and fourth segments brown ( Fig. 1 ). Length of antennal segments: 0.16–018: 0.53–0.60: 0.22–0.23: 0.27–0.31. Labium brown, first segment whitish at apical half. Length of labial segments: 0.36–0.37: 0.35–0.41: 0.22–0.26: 0.44–0.51. Thorax. Pronotal collar black, pronotum black. Length of pronotum 0.45–0.49, length of anterior margin 0.41–0.47, lateral margins 0.42–0.48, posterior margin 0.88–1.13. Mesoscutum and scutellum black ( Figs 8–9 ). Hemelytra black in some specimens paler or tinged with red along costal fracture. Cuneus brown to dark brown. Membrane grey to dark grey, venation grey. Body ventrally chestnut to dark brown, coxae and trochanters chestnut, femora chestnut to dark brown, apex pale. Tibiae and tarsi pale brown, covered with short, fine setae ( Figs 10–12 ). Male genitalia. Aedeagus ( Figs 14–16 ). Endosoma membranous; ductus seminis long, sclerotized portion of ductus seminis inside endosoma broadened apically, with two strongly developed extensions on dorsal margin, that are broadened toward apex, apically rounded. Left paramere ( Figs 17–18 ) with apical process broadened in dorsal view, furnished with relatively long spine apically; paramere body covered with long erect setae. Right paramere distinctly flattened, moderately curved, its apical process weakly broadened; paramere body covered with long, erect setae ( Figs 19–20 ).

Female. Macropterous. Similar to male but bigger and more robust than male. Rostrum reaching well beyond metacoxae. Length of body 2.40–2.96, width 1.20–1.30 mm, length of head 0.42–0.62, width 0.50–0.75, dorsal width of eye 0.10–0.18, width of vertex 0.25–0.39. Length of antennal segments 0.12: 0.44: 0.14: 0.24. Length of labial segments: 0.34: 0.36: 0.20: 0.39. Length of pronotum 0.38–0.62, anterior margin 0.38–0.53, lateral margins 0.42–0.62, posterior margin 0.92–1.25.

Distribution. Ecuador, Mexico, Nicaragua, Panama ( Fig. 21 ).

Figures

FIGURE 21. Distribution of Trynocoris lawrencei: A–locus typicus, B–E–new sites.

FIGURES 1–4. Trynocoris lawrencei: 1–dorsal habitus, 2–ventral view, 3–head in dorsal view, 4–head in lateral view; scale: 0.5 mm.

FIGURES 5–9. Trynocoris lawrencei: 5–lateral view, 6–head in lateral view, 7–ostiolar peritreme, 8, 9–dorsal surface of body.

FIGURES 10–12. Trynocoris lawrencei: 10–2nd leg, 11–3rd leg, 12–3rd leg tarsus.

FIGURES 13–16. Trynocoris lawrencei: 13–genital capsule, 14–lateral view of aedeagus, 15, 16–dorsal view of aedeagus; scale: 0.1 mm.

FIGURES 17–20. Trynocoris lawrencei: 17, 18–left paramere, 19, 20–right paramere; scale: 0.1 mm.