Tylodinus rugosus Luna-Cozar & Anderson & Jones & León-Cortés 2014, sp. nov.
Creators: name: Luna-Cozar, Jesús
name: Anderson, Robert S.
name: Jones, Robert W.
name: León-Cortés, Jorge L.
Publisher: name: Zenodo
Year: 2014
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Coleoptera
Curculionidae
Tylodinus
Tylodinus rugosus

description: 6. Tylodinus rugosus Luna-Cozar, sp. nov.
(Figures 11, 15, 27, 38–39, 103, 135)
Diagnosis. Length male, 3.4–3.8 mm, female, 3.5–4.1 mm. Width male, 1.8–2.0 mm, female 1.7–2.3 mm. Body 2.0x longer than wide. Head with white to pale yellow scales on middle of vertex; frons very concave; surface with rough appearance, punctures deep; rostrum strongly carinate. Pronotum in lateral view moderately convex; surface with longitudinal carina at median area. Elytra with basal margin slightly sinuate (Figure 3). Elytra with tubercles as follows: I2 with tubercle on base of declivity; I3 with three tubercles, first tubercle sub-basal, second tubercle near middle of elytra and third tubercle at middle of declivity, smaller than the previous tubercle; I4 with two tubercles, one between tubercles of I3 on disc, and the other at same position as tubercle on I2 but smaller; I5 with two tubercles similar and in the same position as I3 tubercles on disc; I6 with one tubercle similar and in the same position as I4 tubercle; I7 with two tubercles similar and in the same position as I5 tubercles, but smaller. Metasternal tooth absent. Male with ventrite 1 moderately concave, ventrite 5 convex at middle area. Hind tibia with external tooth. Male genitalia in lateral view stout (Figure 78); in ventral view as long than half length of apodemes, apex blunt. Female genitalia with sternite eight doliform, with the apex not constricted, median membranous area as long as half the length of the basal plate.
Geographic distribution. México (Chiapas).
Habitat and elevation. Specimens were collected from leaf litter in cloud forest between 1300–2200 m.
Derivation of specific name. Name derived from the Latin word rugosus = full of wrinkles, folds or creases.
Material examined. Total 7 males, 9 females. Holotype male (CMNC): México: Chiapas, Villa Flores, Sierra Morena, La Peña, 23.vi.2006, coll. J. L. Cozar (CMNC). Paratypes: México: Chiapas, Ejido Sierra Morena, R. B. La Sepultura, elev. 1497 m (16°09.856'N, 93°36.291'W), 13.v.2008, coll. R. S. Anderson — 1 male, 2 females (CMNC); same locality, Cerro Bola, elev. 1948 m (16.13464°N, 93.60077°W), 14.v.2008, coll. R. S. Anderson — 1 female (CMNC); same locality, elev. 1360 m (16.15938°N, 93.60495°W), 12.v.2008, LLAMA (Wa-A-01-1- 11) — 1 female (CMNC); Coapilla, 5 km NE Coapilla, elev. 1990 m (17°10'32.16''N, 93°9'.36''W), 26.v.2008, coll. M. G. Branstetter — 1 female, 2 males (CMNC); La Concordia, 4 km SE Custepec, elev. 2163 m (15°42'11.5''N, 92°55'54.8''W), 18.v.2008, coll. M. G. Branstetter — 1 female (CMNC); same locality (15.71119°N 92.92840°W), 20.v.2008, coll. LLAMA (Wa-A-03-1-01) — 1 male (ECOS); 4 km SE Custepec, elev. 2140 m (15°42'38.48''N, 92°55'43.07''W), 20.v.2008, coll. LLAMA (Wa-A-03-1-03) — 1 male (ECOS); 4 km SE Custepec, elev. 2125 m (15.70635°N, 92.93125°W), 20.v.2008, coll. LLAMA (Wa-A-03-2-34) — 1 male (CMNC); same locality (15.70644°N, 92.93124°W), LLAMA (Wa-A-03-2-32) — 1 female (CMNC); same locality (15.70773°N, 92.93111°W), LLAMA (Wa-A-03-2-02) — 1 female (ECOS); San Cristobal de las Casas, Reserva Huitepec, 10.xi.1994, coll. R. Jones — 1 female (CMNC).
description: Published as part of 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, pp. 1-63 in Zootaxa 3788 (1) on page 20, DOI: 10.11646/zootaxa.3788.1, http://zenodo.org/record/4913761