A taxonomic monograph of the Middle American leaf-litter inhabiting weevil genus Theognete Champion (Coleoptera: Curculionidae; Molytinae; Lymantini) 2458
Author
Anderson, Robert S.
text
Zootaxa
2010
2010-05-14
2458
1
1
127
https://biotaxa.org/Zootaxa/article/view/zootaxa.2458.1.1
journal article
10.11646/zootaxa.2458.1.1
11755334
5316658
7E42061C-9D11-49C5-8737-CEED0864E699
23.
Theognete carinata
Anderson
,
new species
(
Figures 96
,
106
,
115
)
Diagnosis
. Size. Length, male,
4.24–4.86mm
; female,
4.27–5.42mm
. Width, male,
2.19–2.53mm
; female,
2.08–2.81mm
. As for
T. bothynometopon
but area above eyes not excavated, area constricted such that head is constricted behind eyes in lateral view. Pronotum with carina developed, usually sharp, from subapical constriction to near base. Elytra with scales on tubercles shorter, more appressed, not at all suberect or erect. Front coxae separated by much less than width of a coxa. Aedeagus as in
Fig. 106
.
Geographical distribution
.
México
(
Guerrero
).
Natural history
. Collected from berlese extraction of alder forest, wet oak forest and oak-pine-fir forest leaf litter at elevations ranging from
2300–2775m
.
Derivation of specific name
. Named from the Latin
carina
, meaning keel, in reference to the median carina of the pronotum.
Material examined
.
19♂
,
11♀♀
(
CMNC
,
CWOB
,
ECOS
)
.
Holotype
♂
(
CMNC
)
:
MÉXICO
:
Guerrero
.
5.6 km
S.
W
.
Filo de Caballo
,
2310m
, 92-003,
13.VII.1992
, Anderson, alder for., litt./twigs berl
/
HOLOTYPE
♂
,
Theognete carinata
sp. nov.
R.S. Anderson. Aedeagus
extracted.
Paratypes
:
MÉXICO
.
Guerrero
.
Filo de Caballo
(
5.6 km
S.
W
.)
,
2310m
,
13.VII.1992
, R. Anderson, alder forest, litter/twigs berlese (
14♂
,
2♀♀
CMNC
,
CWOB
,
ECOS
)
.
Filo de Caballo
(
10.3 km
S.
W
.)
,
2774m
,
8.VII.1987
, R. Anderson, oak pine fir forest (
1♀
CMNC
)
.
Filo de Caballo
(
10.3 km
S.
W
.)
,
2700m
,
13.VII.1992
, R. Anderson, oak/pine/fir forest (wet) leaf/log litter berlese (
1♀
CMNC
)
.
Filo de Caballo
(
10.3 km
S.
W
.)
,
2700m
,
15.VII.1992
, R. Anderson, oak/ pine/fir forest (wet) leaf/log litter berlese (
5♂
,
5♀♀
CMNC
)
.
Filo de Caballo
(
10.3 km
S.
W
.)
,
2700m
,
18.VII.1992
, R. Anderson, oak/pine/fir forest (wet) leaf/log litter berlese (
2♀♀
CMNC
)
.
Filo de Caballo
(15.0 km S.
W
.)
,
2500m
,
16.VII.1992
, R. Anderson, oak forest (wet) litter berlese (
1♀
CMNC
)
.
Chorological relationships
. Sympatric with
T. semistriata
.