Tylodinus exiguus Luna-Cozar, 2014

Luna-Cozar, Jesús, Anderson, Robert S., Jones, Robert W. & León-Cortés, Jorge L., 2014, A taxonomic monograph of the genus Tylodinus Champion (Coleoptera: Curculionidae: Cryptorhynchinae: Tylodina) of Chiapas, Mexico, Zootaxa 3788 (1), pp. 1-63 : 23

publication ID

https://doi.org/ 10.11646/zootaxa.3788.1

publication LSID

lsid:zoobank.org:pub:7484832A-025B-41FA-9696-DF7531C01AA4

DOI

https://doi.org/10.5281/zenodo.4914131

persistent identifier

https://treatment.plazi.org/id/C27E87FF-FF8D-611A-FF14-D8C42123F950

treatment provided by

Felipe

scientific name

Tylodinus exiguus Luna-Cozar
status

sp. nov.

8. Tylodinus exiguus Luna-Cozar , sp. nov.

( Figures 16 View FIGURES 12–19. 12 , 42–43 View FIGURES 36–43 , 98b View FIGURES 92–99. 92–99 , 104 View FIGURES 100–109 , 132 View FIGURES 132–133 )

Diagnosis. Length male, 2.1 mm. Width male, 1.0 mm. As for T. buchanani , with the following exceptions: head with the frons moderately concave, rostrum with apical area puncticulate. Pronotum in lateral view moderately convex; disc with large punctures, scales yellow with intermixed whitish scales. Tubercles on I 2 in front of elytral declivity smaller than tubercle on I4 at same position, I6 with very small tubercle between tubercles on I5, without tubercles on I7; surface with large punctures; striae 10 complete. Metasternal tooth absent. Male abdomen with ventrites 3–5 not in same plane as ventrite 1–2, ventrite 1 feebly concave, glabrous, as long as 3–4 combined, ventrite 2 with a transverse line of scales, feebly concave, ventrite 5 convex along median line, as long as ventrite 1 without impressions. Femora armed, hind femora length reaching elytral apex, front tibiae with apical ¼ curved, middle and hid tibia subparallel and slightly curved. Male genitalia ( Figure 104 View FIGURES 100–109 ) in lateral view stout, as long as half apodeme length; in ventral view with lateral sides straight, convergent; apical process weakly curved. Female unknown.

Geographic distribution. México (Chiapas).

Habitat and elevation. The holotype was collected from leaf litter in high elevation cloud forest at 2000 m.

Derivation of specific name. Name derived from Latin word exiguus = small, scanty, short.

Material examined. Total 1 male. Holotype male ( CMNC): México: Chiapas, Motozintla , 7 km SSW Motozintla de Mendoza, elev. 2000 m (15°19'40.8''N, 92°16'34.7''W), 17.ix.1992, coll. R. S. Anderson. GoogleMaps

R

Departamento de Geologia, Universidad de Chile

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Coleoptera

Family

Curculionidae

Genus

Tylodinus

GBIF Dataset (for parent article) Darwin Core Archive (for parent article) View in SIBiLS Plain XML RDF