A review of Smicronyx Schoenherr (Coleoptera, Curculionidae) of Israel, with description of two new species
Author
Haran, Julien
Author
Schütte, André
Author
Friedman, Ariel-Leib-Leonid
text
Zootaxa
2017
4237
1
17
40
journal article
36440
10.11646/zootaxa.4237.1.2
5f1f7f52-e90b-4ecd-8484-104d789f31b8
1175-5326
322679
3E28B97B-A9B6-4C56-8980-F92A5602CE0C
Key to species of
Smicronyx
in Israel
1. Small species (body length <
2.5 mm
), integument black or reddish, concealed by scales (fresh individuals), shiny on elytra but not smooth. Subgenus
Smicronyx
s. str.
(
Fig. 15–20
).......................................................... 2
1’ Large species (body length>
2.5 mm
), integument shiny black, smooth on elytra, dorsum glabrous except patches with ocher scales on shoulders (
Fig. 21
). Subgenus
Chalybodontus
Desbrochers
des Loges........1.
S. fulvipes
Reiche & Saulcy, 1858
2. Integument black; legs dark. Vestiture variable.............................................................. 3
2’ Integument reddish, at least partly on elytra, suture usually darker (
Fig. 15
); legs reddish. Vestiture sparse, usually composed of small elongate brown scales with transverse and irregular clearer bands. Integument may be entirely black in some specimens. Median lobe of male genitalia short, expanded at apex (
Fig. 8
)....................... 2.
S. pauperculus
Wollaston, 1864
3. Claws equal, pattern of elytra variable, never forming a distinct white “V”........................................4
3’ Claws unequal at least on fore legs, pattern of elytra generally forming a distinct white “V” (
Fig. 18
)........................................................................................... 5.
S. albosquamosus
Wollaston, 1854
4. Scape thin and longer (
Fig. 2, 3
)..........................................................................5
4’ Scape short and thick (
Fig. 1
), prothorax coarse. Vestiture generally brown with two contrasted white spots on shoulders and an apical transverse band (
Fig. 16
). Median lobe of male genitalia short, sides subparallel (
Fig. 9
).... 4.
S. syriacus
Faust, 1887
5. Prothorax coarsely sculptured. Femora and tibiae reddish in middle. Scales on elytra elongated (3 times longer than wide at least), scattered, not concealing the integument (
Fig. 17
). Vestiture variable, pale grey with translucent scales, or dark brown with shades of pale brown. Median lobe of male genitalia short (1/3 longer than wide), sides converging apically (
Fig. 10
)..............................................................................3.
Smicronyx longitarsis
sp. nov.
5’ Prothorax smooth. Legs entirely black. Scales on elytra short (maximum 2 times longer than wide), dense, almost concealing the integument on fresh specimens (
Fig. 19–20
). Vestiture pale yellow or brown with shades of pale brown. Median lobe of male genitalia long (length more than twice the width,
Fig. 6–7
)................................................6
6. Base of rostrum strongly arched (
Fig. 11–12
). Tarsi elongate, last article as long as the three basal ones (
Fig. 5
). Vestiture pale yellow, homogenous, rarely with shades of slightly darker scales (
Fig. 20
). Median lobe of male genitalia lacking helical scleromes (
Fig. 7
)..................................................................... 6.
S. jordanicus
sp. nov.
6‘ Base of rostrum not strongly arched. Tarsi shorter, last article shorter than the three basal ones (
Fig. 4
). Vestiture variable, never homogenous (
Fig. 19
). Median lobe of male genitalia with helical scleromes (
Fig. 6
)......................................................................................................7.
S. jungermanniae
(
Reich, 1797
)