A taxonomic monograph of the genus Tylodinus Champion (Coleoptera: Curculionidae: Cryptorhynchinae: Tylodina) of Chiapas, Mexico
Author
Luna-Cozar, Jesús
jlcozar@yahoo.com.mx
Author
Anderson, Robert S.
jlcozar@yahoo.com.mx
Author
Jones, Robert W.
Author
León-Cortés, Jorge L.
text
Zootaxa
2014
2014-04-15
3788
1
1
63
journal article
5629
10.11646/zootaxa.3788.1
80d33caa-2379-4f5e-ba98-6d1cc29a7906
1175-5326
4913761
7484832A-025B-41FA-9696-DF7531C01AA4
30.
Tylodinus pappi
Luna-Cozar
,
sp. nov.
(
Figures 84–85
,
123
,
134
)
Diagnosis.
Length male,
3.3–3.4 mm
. Width male,
1.6–1.7 mm
. As for
T. kuscheli
with following exceptions: body approximately 2x longer than wide, black. Head clothed with light brown scales; vertex with yellow scales, dense to contiguous, forming patches on middle and lateral sides of vertex; frons concave. Pronotum in lateral view moderately convex; punctures dense to contiguous at base and progressively more widely spaced, smaller, shallower to apex. Elytra with tubercles as follows: I2 with weak tubercle on declivity base, I3 with two tubercles, first subbasal, other at elytral middle, I4 with two very weak tubercles, first between tubercles on I3, second slightly anterior to declivity, I5 with two tubercles similar in size and position to those on I3, I7 with only one subbasal weak tubercle. Metasternum squamous. Abdomen with ventrite 5 convex along middle line, as long as ventrite 1. Hind femur length extended beyond elytral apex, front tibiae with inner margin moderately sinuate, hind tibia slightly curved. Male genitalia (
Figure 123
) with median lobe in ventral view as long as apodemes; apical process in lateral view very large (0.45–0.55 as long as median lobe), sinuate. Female unknown
Geographic distribution
.
México
(
Chiapas
).
Habitat and elevation.
Specimens were collected from leaf litter in cloud forest at
2000 m
.
FIGURES 84–91.
Dorsal and lateral habitus:
84–85.
Tylodinus pappi
,
86–87.
Tylodinus branstetteri
,
88–89.
Tylodinus immundus
,
90–91.
Tylodinus intzin
.
Derivation of specific name.
Patronym, named after Charles S. Papp (
U.S.A.
), a well-known worker on weevils.
Material examined
.
Total
2 males
.
Holotype
male (
CMNC
):
México
:
Chiapas
,
Unión Juárez
,
Volcán Tacaná
, lower slopes, ca
4 km
N,
Unión Juárez
, elev.
2000 m
(
15°5’47.4’’N
,
92°5’17.2’’W
),
19.ix.1992
, coll.
R
.
S. Anderson
(92-111).
Paratype
:
Same
data as holotype,
1 male
(
CMNC
)
.