A review of the small carrion beetles and the round fungus beetles of the West Indies (Coleoptera: Leiodidae), with descriptions of two new genera and 61 new species.
Author
Peck, Stewart B.
Author
Cook, Joyce
text
Insecta Mundi
2014
2014-10-31
2014
397
1
76
journal article
10.5281/zenodo.5184089
1942-1354
5184089
84BA7373-8A5C-4E98-B132-8DDC2607CD48
Dissochaetus sanctalucia
Peck and Cook
,
new species
Figures 23, 24
Diagnostic description
. Total length 2.0–
2.5 mm
. Reddish brown; vertex of head and apical two-thirds of elytra darker. Elytra pruinose. Pubescence reddish yellow. Head finely, densely punctate. Antennae when laid back reaching beyond base of pronotum. Antennomeres VI-X wider than long. Eyes large. Pronotum granulate, transverse, widest at basal one-third; sides rounded, posterior angles obtuse. Elytral sides rounded, apices separately evenly rounded. Fully winged. Large metatibial spur longer than first metatarsal segment. Male first protarsal segment at least as wide as protibial apex. Median lobe of aedeagus (
Fig. 23
) broad, apex drawn out and bearing a pair of lateral setae. Parameres (
Fig. 23
) elongate, curved inward apically, with membranous apices, each bearing two apical setae. Inverted internal sac (
Fig. 23
) with paired sclerotized structures. Male genital segment (
Fig. 24
) longer than wide; sternite lobes prolonged apically and each bearing several setae medially and apically; pleurite lobes not divided, bearing several setae apically.
Type material
.
Holotype
, male, with the following label data: “LESSER ANTILLES:
St. Lucia
/
Mon Repos
,
6.5 km
W Fox Grove Inn
/
12–16.VII.2007
, submontane forest/
carrion traps
,
N13°52.5’
W60°56.4’
/
300m
,
S. & J. Peck
, 07-59” (
SBPC
)
.
Paratypes
(61) have the following label data: same data as holotype (19,
SBPC
)
;
same data except:
16-21.VII.2007
,
dung traps
, 07-69 (9,
SBPC
)
;
same data as holotype except:
10–28.VII.2007
, malaises, 07-53A (3,
SBPC
)
;
same data except: FITs, 07-53B (11,
SBPC
; 3, FSCA; 3,
MCZC
; 3, FMNH)
;
ST. LUCIA
, N. of
Pass
,
340m
,
Barre d’Isle Res.
,
13.93682°N
,
60.95936°W
,
29APR2009
, on dead manicou,
I.A. Foley
colr. (9,
WIBF
)
;
ST. LUCIA
,
Piton Troumasse trap
site,
793m
,
13.8535°N
,
61.0098°W
,
01–17JUNE2009
, uv light,
R.C. Winton
& C.A.
Maier
(1,
WIBF
)
.
Distribution
. Known only from
St. Lucia
.
Etymology
. The epithet
sanctalucia
refers to the Lesser Antilles island of
Saint Lucia
where this species occurs.