Oxyomoides, a new genus for three species of Scabrostomus Gordon and Skelley, 2007 in the southeastern United States (Coleoptera: Scarabaeidae: Aphodiinae)
Author
Dellacasa, Marco
Author
Dellacasa, Giovanni
Author
Gordon, Robert D.
text
Insecta Mundi
2016
2016-11-25
2016
517
1
6
journal article
10.5281/zenodo.5170980
1942-1354
5170980
F689360E-4C46-4B16-96FE-0827D8FB3C53
Oxyomoides dyspistus
(
Skelley and Woodruff, 1991
)
new combination
(
Fig. 7–12
)
Aphodius dyspistus
Skelley and Woodruff, 1991: 518
;
Skelley and Gordon 2002: 88
.
Aphodius (Amidorus) dyspistus
;
Dellacasa 1988: 169
.
Scabrostomus dyspistus
;
Gordon and Skelley 2007: 534
.
Type
locality.
2.5 mi.
SW of Archer, Alachua Co.,
Florida
,
U.S.A.
Type
repository.
Florida State
Collection of Arthropods, Gainesville,
Florida
,
U.S.A.
(
type
not examined).
Redescription.
Length 3.0–
3.5 mm
; moderately elongate, convex, weakly shiny, pubescent. Dark brown; clypeal margin, legs and antennal club reddish brown. Head with epistome convex, coarsely granulate, superficially alutaceous between granules with semirecumbent hairs; clypeus slightly sinuate at middle, broadly round at sides, finely bordered, edge moderately reflexed, glabrous; genae obtusely round, rather shortly ciliate, protruding from the eyes; frontal suture weakly tuberculate mostly laterally; front rugosely, coarsely irregularly punctured. Pronotum transverse, convex, slightly dull, feebly depressed near anterior and posterior angles, densely, coarsely and somewhat irregularly punctured throughout; punctures with short recumbent hairs, the larger punctures faintly umbilicate; lateral margins arcuate, distinctly bordered, edge glabrous; hind angles obtuse; basal margin not bordered but marked by a series of deep, coarse and contiguous punctures. Scutellum coarsely irregularly punctured. Elytra convex, oval elongate, almost opaque, deeply striate; striae coarsely distinctly punctate, subcordately crenulate, nearly as wide as interstriae (
Fig. 10
); interstriae subcariniform, with a double row of punctures bearing short recumbent hairs. Hind tibiae superior spur shorter than first tarsal segment; latter nearly as long as following two segments combined. Male: inferior spur of middle tibiae half length of superior and apically truncate; aedeagus
Fig. 8–9
. Female: inferior spur of middle tibiae not so shortened and regularly acuminate.
Material examined.
U.S.A.
:
Alabama
:
Ft. Rucker Military Res.
,
Dale Co.
,
29.I.1993
, leg.
P. Skelley
,
R
.
Turnbow
&
M. C. Thomas
,
Geomys
nest or dung chamber (4 exx.,
DCGI
)
;
Florida
:
4.0 mi SW
Archer
,
Levy Co.
,
25.I.1992
, leg.
Heyer
,
Skillman
&
Skelley
,
Geomys
chamber (3 exx.,
DCGI
)
;
2.5 mi
E Melrose
,
Putnam Co.
,
22-24.XII.1992
, leg.
P. Skelley
,
Geomys
burrow (
1 ex.
,
DCGI
)
;
Deerland
,
2.8 mi
W Co. Line
on US-90,
Okaloosa Co.
,
17-31.XII.1991
, leg.
P. Skelley
, pocket gopher burrow (2 exx.,
DCGI
)
;
Georgia
:
1.2 mi
NE Gresston on Wilson Woodyard Rd.
,
Dodge Co.
,
08-30.III.1997
, leg.
P. E. Skelley
&
P. W. Kovarik
,
Geomys
burrow
pitfall
(4 exx.,
DCGI
)
;
4.4 mi
N Metcalf on St.
59,
Thomas Co.
,
13-21.I.1996
, leg.
P. E. Skelley
,
P. W. Kovarik
&
R
.
Turnbow
,
Geomys
burrow
pitfall
(4 exx.,
DCGI
)
.
Distribution.
U.S.A.
(
Alabama
,
Florida
,
Georgia
).