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
72.
Theognete terrestris
Anderson
,
new species
(
Figures 239
,
257
,
274
,
324–327
)
Diagnosis.
Size. Length, male,
3.20–3.51mm
; female,
3.12–3.24mm
. Width, male,
1.80–2.02mm
; female,
1.71–1.85mm
. As for
T. fossor
but scrobes broadly visible in dorsal view; scales shorter, suberect, plumose, recurved, on pronotal disk concentrated in paramedian and anterolateral tufts; elytra with strial regions with linearly arranged, distinct, plumose scales. Aedeagus as in
Fig. 257
.
Geographical distribution
.
México
(
Oaxaca
).
Natural history
. Collected from berlese extraction of transition cloud forest, cloud forest and wet oak forest leaf litter at elevations from
1300–1900m
.
Derivation of specific name
. Named from the Latin
terrestris
, meaning of the earth, in reference to the ground-dwelling habits of
Theognete
.
Material examined
.
7♂
,
5♀♀
(
CMNC
,
CWOB
,
ECOS
,
MZLU
)
.
Holotype
♂
(
CMNC
)
:
MÉXICO
:
Oaxaca
.
32 km
. S.
W
.
Valle Nacional, KM
85, 1650m,
26.VII.1992
, 92-030,
R.S. Anderson
, trans/cloud forest leaf litter berlese
/
HOLOTYPE
♂
,
Theognete terrestris
sp. nov.
,
R.S. Anderson. Aedeagus
extracted.
Paratypes
:
MÉXICO
.
Oaxaca
.
La Esperanza
(
5 mi.
S.
W
.)
,
4. VII. 1982
, M.A.
Ivie
(
1♀
CWOB
)
.
Valle Nacional
(
22 mi.
S.), 5800',
3. VI. 1983
,
L. O'Brien
&
G.B. Marshall
, berlese sifted cloud forest litter (
1♂
CWOB
)
.
Valle Nacional
(
32 km
. S.
W
.)
,
1650m
,
26.VII.1992
, R.
Anderson
, transition/cloud forest leaf litter berlese (
4♂
,
5♀♀
CMNC
,
ECOS
)
.
Valle Nacional
(
40 km
. S.
W
.)
,
1900m
,
26.VII.1992
, R.
Anderson
, oak forest leaf litter berlese (
2♂
,
1♀
CMNC
)
.
Valle Nacional
(
24–26 km
. S.),
1300m
,
14.IX.1990
, R.
Baranowski
, sifting litter in cloud forest (
2♀♀
MZLU
,
CMNC
)
.
Chorological relationships
. Sympatric with
T. humilis
,
T. lutulenta
,
T. lalibertei
,
T. weiri
,
T. dansereaui
,
T. romanoi
,
T. peckorum
,
T. howdenorum
and
T. fossor
.