Yara Reichardt and Hinton

Reyes, Scarleth Margarita Raudez, Espinoza, Roberto Antonio Cano & Girón, Jennifer C., 2019, A new species and immature stages of the skiff beetle genus Yara Reichardt and Hinton (Coleoptera: Myxophaga: Hydroscaphidae) from Nicaragua, Zootaxa 4544 (1), pp. 125-134 : 133

Key to Species of Yara Reichardt and Hinton (modified from Short et al. 2010)

1 Apex of sternite VIII of female apically emarginate. Central America........................................... 2

- Apex of sternite VIII of female without apical emargination. South America...................................... 3

2 Body length 1.1–1.2 mm; hind wings atrophied; femoral plate of metacoxae short, only covering area of articulation with metatrochanter. Panama....................................................... Y. dybasi Reichardt and Hinton

- Body length 1.20–1.47 mm; hind wings fully developed ( Fig. 13 ); femoral plate of metacoxae long, extending beyond area of articulation with metatrochanter ( Fig. 7 ). Nicaragua........................................ Y. marmontsedu n. sp.

3 Color dark brown, almost black. Apex of tergite IX of male tapered to rounded, blunt apex. Brazil.................................................................................................. Y. vanini Reichardt and Hinton

- Color light brown with yellow markings on elytra and abdomen. Apex of tergite IX of male tapered to acute point. Venezuela.......................................................................... Y. maculata Short, Joly & García.

Figures

FIGURES 13–16. Hindwings and adult legs of Yara marmontsedu: (13) extended hindwing; (14) proleg; (15) mesoleg; (16) metaleg. Scale bar: 0.1 mm.

FIGURES 7–12. Ventral view and head appendages of Yara marmontsedu: (7) ventral view of head and thorax, scale bar: 100 µm; (8) antenna, (9) maxilla, (10) left mandible, (11) ventral view of labrum including hypopharynx, (12) labium. Scale bars: 50 µm.