Liaghinella, Wygodzinsky, 1966

Castro-Huertas, Valentina & Forero, Dimitri, 2017, Small range distributions in the high Andes: two new species of Liaghinella (Hemiptera: Heteroptera: Reduviidae: Emesinae) from Colombia, Zootaxa 4277 (3), pp. 399-412 : 400

Key to Liaghinella species, modified from Forero (2007)

1. Posterior margin of the pronotum with two tubercles or spines ( Figs. 1 C,E; 3C,E; 5C,E)............................. 2

1´. Posterior margin of the pronotum flat, without tubercles or spines............................................... 3

2. Meso- and metanotum with three longitudinal carinae ( Fig. 3 A); posterior margin of the pronotum with a pair of short tubercles ( Figs. 3 C, E). Posterolateral angles of dorsal laterotergites dorsally produced ( Figs. 3 B, 5B). Female caudal margin of the tergite 9 excavated ( Fig. 6 C)............................................................ L. tuberculata sp. nov

2´. Meso- and metanotum without impressed carinae ( Fig. 1 A); posterior margin of the pronotum with a pair of short spines ( Figs. 1 C, E). Posterolateral angles of dorsal laterotergites flat ( Fig. 1 B). Female caudal margin of the tergite 9 rounded ( Fig. 2 C)..................................................................................... L. heldamariae sp. nov

3. Head with paired conspicuous tubercles on posterior lobe behind interocular sulcus; protarsus yellowish at base; anteroventral series of profemur composed of small spiniferous processes intermixed with setae inserted on small tubercles; males with tergite 7 abruptly pointed upwards........................................................... L. farri Wygodzinsky

3´. Head without conspicuous tubercles, only with setiferous tubercles; protarsus completely light brown; anteroventral series of profemur composed of setae inserted on small tubercles, apex of series with a medium-sized spiniform tubercle; males with tergite 7 flattened and less pointed........................................................... L. andina Forero

Figures

FIGURE 1. Liaghinella heldamariae sp. nov., female holotype. A ‒ B. Habitus, A. dorsal view; B. lateral view. C. Pro and - mesothorax, dorsal view, arrow points to the pronotal process on posterior margin of prothorax. D. Head and thorax, lateral view, arrow indicates the metanotal tubercles on posterior margin of metathorax. E. Prothorax, lateral view. F. Head, lateral view, arrow indicates acute clypeus.

FIGURE 2. Liaghinella heldamariae sp. nov., female genitalia. A. Ventral view, left gcx 8 and gap 8 removed. B. Lateral view. C. Tergites 8 and 9, caudal view. D. Gonocoxa eight, ventral view. Abbreviations: bc, bursa copulatrix; gap 8, gonapophysis eight; gap 9, gonapophysis nine; gcx 8, gonocoxa eight; gcx 9, gonocoxa nine; gpl, gonoplac; gr, ring gland; lap, latero anterior prolongation of the gonocoxa eight; mpm 8, medial posterior margin of gonocoxa eight; mpm 9, medial posterior margin of gonocoxa nine; T 8, tergite 8; T 9, tergite 9..

FIGURE 3. Liaghinella tuberculata sp. nov., male holotype. A ‒ B. Habitus, A. dorsal view; B. lateral view. C. Pro and - mesothorax, dorsal view, arrow points to the pronotal process on posterior margin of prothorax. D. Head and thorax, lateral view. E. Prothorax, lateral view; arrow the pronotal process on distal margin. F. Head, lateral view, arrow indicates clypeus.

FIGURE 6. Liaghinella tuberculata sp. nov., female genitalia, left gcx 8 removed. A. Ventral view. B. Lateral view. C. Tergite 8 and 9, caudal view. D. Gonocoxa eight, ventral view. Abbreviations: bc, bursa copulatrix; gap 8, gonapophysis eight; gap 9, gonapophysis nine; gcx 8, gonocoxa eight; gcx 9, gonocoxa nine; gpl, gonoplac; gr, ring gland; lap, latero anterior prolongation of the gonocoxa eight; mpm 8, medial posterior margin of gonocoxa eight; mpm 9, medial posterior margin of gonocoxa nine; T 8, tergite 8; T 9, tergite 9.