Remyella Jeannel, 1931

Ćurčić, Srećko, Vrbica, Maja, Kocić, Korana, Gojšina, Vukašin, Vranić, Sofija & Vesović, Nikola, 2025, Remyella spanovicae Ćurčić, Vrbica & Vesović sp. nov., a new troglobitic leiodid beetle (Coleoptera: Leiodidae: Leptodirini) from southwestern Serbia, European Journal of Taxonomy 997, pp. 289-307 : 302

An identification key for the species of the genus Remyella Jeannel, 1931 (modified after Njunjić et al. 2017)

1. Sides of the pronotum converging in a straight line from the point of maximum pronotal width to the anterior pronotal angles ( Ćurčić et al. 2008: 111, 113, figs 1, 3; Njunjić et al. 2017: 151, figs 28–29, 32; Figs 2A–B , 3A, E ) ...................................................................................................................... 2

– Sides of the pronotum convex in the anterior part ( Jeannel 1931: 261, figs 6–7; Giachino & Etonti 1995: 80, fig. 1; Njunjić et al. 2017: 151, figs 30–31) ...................................................................... 4

2. Lateral rim of the pronotum extending from the base to slightly more than half the pronotal length ( Ćurčić et al. 2008: 111, 113, figs 1, 3; Njunjić et al. 2017: 151, figs 28–29, 32) ............................ 3

– Lateral rim of the pronotum extending from the base to ⅔–¾ of the pronotal length ( Figs 2A–B , 3A, E ) ........................................................................... R. spanovicae Ćurčić, Vrbica & Vesović sp. nov.

3. Total length of the body greater: R 4.6–4.9 mm (males), 4.5–5.2 mm (females). Pronotum widest in the middle ( Ćurčić et al. 2008: 113, fig. 3; Njunjić et al. 2017: 151, figs 29, 32). Male genital segment with lateral and central setae ............................. R. javorensis S. Ćurčić & B. Ćurčić, 2008

– Total length of the body smaller: 4.1–4.4 mm (males), 4.1–4.5 mm (females). Pronotum widest in basal third ( Ćurčić et al. 2008: 111, fig. 1; Njunjić et al. 2017: 151, fig. 28). Male genital segment with lateral setae only ( Njunjić et al. 2017: 150, fig. 18) ...... R. raskae S. Ćurčić & B. Ćurčić, 2008

4. Pronotal punctuation dense, uniformly distributed ( Njunjić et al. 2017: 151, figs 31, 37) ................ ..................................................................................................................... R. hussoni Jeannel, 1934

– Pronotal punctuation very sparse and sporadic, generally denser at the base and sometimes along the median line ( Giachino & Etonti 1995: 80, fig. 1; Njunjić et al. 2017: 151, figs 30, 36) .................. 5

5. Median lobe of the aedeagus broad, with a blunt apex ( Jeannel 1931: 264, fig. 11; Jeannel 1934: 101, fig. 11; Njunjić et al. 2017: 150, fig. 14) ................................................ R. scaphoides Jeannel, 1931

– Median lobe of the aedeagus narrow, with a sharp apex ( Jeannel 1934: 101, figs 12–13; Giachino & Etonti 1995: 82, figs 2–7; Njunjić et al. 2017: 150, fig. 15) ................ R. propiformis Winkler, 1933

Figures

Fig. 2. Habitus of Remyella spanovicae Ćurčić, Vrbica & Vesović sp. nov., dorsal view. A. Holotype, ♂ (IZFB-24/15). B. Paratype, ♀ (IZFB-24/17). Scale bars = 2 mm.

Fig. 3. Remyella spanovicae Ćurčić,Vrbica &Vesović sp. nov.,SEM images of the external morphological features. A–F, J, K. Paratype, ♀ (IZFB-24/18). G–I. Paratype, ♀ (IZFB-24/19). A. Habitus, dorsal view. B. Right antenna, dorsal view. C. Head, dorsal view. D. Microsculpture of head, dorsal view. E. Pronotum, dorsal view. F. Microsculpture of pronotum, dorsal view. G. Mesoventrite, ventral view. H. Mesoventrite, lateral view. I. Pronotum, lateral view. J. Elytra, dorsal view. K. Microsculpture of elytra, dorsal view. Scale bars: A = 2 mm; B = 1 mm; C, E, G–J = 500 μm; D, F, K = 50 μm.