A revision of the genus Lycomorphon (Coleoptera: Lycidae)
Author
Nascimento, Elynton Alves Do
Author
Bocakova, Milada
text
Zootaxa
2009
2132
40
52
journal article
10.5281/zenodo.188405
7a5c40e3-2ef9-411a-82d6-27faf7ae7147
1175-5326
188405
Lycomorphon elongaticolle
(
Pic, 1922
)
(
Figs. 10
,
20–22
)
Idiopteron
(
Lycomorphon
)
elongaticolle
Pic, 1922
: 25
.
Holotype
, male,
PERU
: ‘Wrang’ (
MNHN
).
Paratype
, male,
PERU
: ‘Callanga’ (
MNHN
).
FIGURES 1–9.
(1–3) Pronotum in dorsal view: (1)
Lycomorphon diversicolle
; (2)
L. opacum
; (3)
L. brasiliense
. (4–6) Abdominal sternum 8: (4)
L. bimaculatum
; (5)
L. bolivianum
; (6)
L. irregularis
. (7–8) Terminal abdominal segments in ventral view: (7)
L. nitidum
; (8)
L. opacum
. (9) elytron of
L. opacum
. Scales 0.5 mm.
Diagnosis.
Elytra with 4 costae, costa 3 present only in median third. Pronotum widened backwards. Antennomere 3 half as long as 4, parallel-sided. Phallus with distal half curved dorsally, apex rounded. Paramerae slightly shorter than half of phallus.
Redescription.
Interocular distance 1.6 times longer than eye diameter. Antennomere 3 as long as half of 4 (
Fig. 10
). Mandibles reduced, maxillary palpi short. Pronotum trapezoidal, with simple median longitudinal carina. Elytra dark brown with yellow band of variable width in apical third and yellow humeral spots reaching elytral midlength. Each elytron with 4 costae, costa 3 weakened and present only in median third, costa 1 absent apically, reticulate cells square, irregular. Abdominal sternum 8 triangularly emarginate distally, sternum 9 elongate, rounded proximally and triangular distally. Phallus with distal half curved dorsally, paramerae slightly shorter than half of phallus (
Figs. 20–22
). Body length:
7–7.5 mm
, humeral width:
1.5 mm
.
Distribution:
Peru
.