Tylodinus spiniventris 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 : 35

19. Tylodinus spiniventris Luna-Cozar , sp. nov.

( Figures 20–21 , 62–63 , 112 , 135 )

Diagnosis. Length male, 3.8–4.0 mm, female, 3.8–4.0 mm. Width male, 1.6–1.8 mm, female 1.7–1.9 mm. As for T. lum with the following exceptions: pronotum in lateral view moderately depressed on basal and anterior areas. Elytra with basal margin strongly sinuate. Mesosternum with cup-shaped impression, impression surface with fine granules. Male abdomen with ventrite 2 concave, ventrite 5 as long as ventrites 1–2 combined, female with thornshaped projection on ventrite 5. Male genitalia ( Figure 112 ) with median lobe in lateral view moderately curved and moderately stout, in ventral view as long as apodemes.

Geographic distribution. México (Chiapas).

Habitat and elevation. Specimens were collected from leaf litter in cloud forest between 1500–2750 m.

Derivation of specific name. Name derived from two words combined from Latin spinus, spini = thorn, spine; and ventris = venter, stomach, womb; belly.

Material examined. Total 39 males, 10 females. Holotype male ( CMNC): México: Chiapas, San Cristóbal de las Casas, Reserva Huitepec , 2400 m, 11/VII/2007. R . Anderson. Paratypes: México: Chiapas, Huixtán , 15 km E San Cristóbal, elev. 2500 m (16°44'49.92''N, 92°29'24.47''W), 28.v.2008, coll. LLAMA (Wa-A-05-1-47) — 1 male ( CMNC); San Cristobal de las Casas Airport , elev. 2350 m (16°41'25.08''N, 92°31'48''W), 25.vii.2005, coll. R . S. Anderson — 1 male ( CMNC); Rayón , 8.9 km E Rayón, elev. 1500 m (17°10'58.1"N, 92°55'47.3"W), 19.ix.1991, coll. R . Anderson — 1 female ( CMNC); Pueblo Nuevo Solistahuacán, Reserva La Yerbabuena , elev. 1950 m (17°11'.2''N, 92°53'52.4''W), 22.vii.2003, coll. R . S. Anderson — 1 male ( CMNC); Reserva la Yerbabuena, 2.1 km NW de Pueblo Nuevo, Solistahuacán , elev. 2100 m (17°11'12.12''N, 92°53'43.44''W), 23.ix.1992, coll. R . S. Anderson — 2 males ( CMNC); Cerro El Calvario, near Tapalapa , elev. 2200 m (17°11'11.8"N, 93°7'21"W), 23.vii.2003, coll. R . Anderson — 1 female ( CMNC); Merced Bazom , elev. 2470 m (16° 44'39.5"N, 92° 29'34.1"W), 30.v.2008, coll. R . Anderson — 1 male ( CMNC); Bazom , elev. 2450 m (16°44'19.0''N, 92°29'18.3''W), 9.vii.2003, coll. R . S. Anderson — 1 female ( CMNC); San Cristóbal de las Casas, Cerro Huitepec (pico) 5 km W San Cristóbal, elev. 2750 m (16°44'33''N, 92°41'38.4''W), 18.ix.1991, coll. R . S. Anderson — 1 male ( CMNC); Reserva Huitepec , elev. 2200 m (16° 45'50.4"N, 92° 40'41.9"W), 7.vii.2003, coll. R . Anderson — 1 male ( CMNC); Huitepec , elev. 2466 m (16°44'54.2''N, 92°41'6.4''W), 5.v.2006, coll. J. L. Cozar — 1 male ( ECOS); same locality, 15.vi.2006, coll. J. L. Cozar — 1 male ( ECOS); same locality (16.75176°N 92.68270°W), 29.v.2008, coll. LLAMA (Wa-A-05-2- 02) — 1 male ( CMNC); same locality (16.75127°N 92.68270°W), 29.v.2008, coll. LLAMA (Wa-A-05-2-13) — 2 males, 2 females ( CMNC, ECOS); same locality (16.75018°N 92.68275°W), 29.v.2008, coll. LLAMA (Wa-A-05- 2-38) — 2 males ( CMNC, ECOS); same locality (16.75018°N 92.68284°W), 29.v.2008, coll. LLAMA (Wa-A-05-2- 40) — 1 male ( CMNC); same locality (16.75122°N 92.68270°W), 29.v.2008, coll. LLAMA (Wa-A-05-2-14) — 1 male ( CMNC); same locality (16.75149°N 92.68270°W), 29.v.2008, coll. LLAMA (Wa-A-05-2-08) — 1 male ( CMNC); same locality (16.75167°N 92.68270°W), 29.v.2008, coll. LLAMA (Wa-A-05-2-04) — 2 males ( BMNH, CMNC); Reserva Huitepec, elev. 2600 m (16°44.578’N 92°41.287’W), 11.vii.2008, coll. J. Longino — 1 male ( CMNC); Los Alcanfores, elev. 2450 m (16°44'12.47''N, 92°40'46.93''W), 25.iv.2006, coll. M. Girón — 1 female ( ECOS); same locality, 25.iv.2006, coll. J. L. Cozar — 1 male ( ECOS); same locality, 5.vi.2006, coll. M. Girón — 1 male ( ECOS); Parque Educativo San José, elev. 2550 m (16°43'13.8''N, 92°42'4.32''W), 4.v.2006, coll. M. Girón — 1 male ( ECOS); same locality, 9.vii.2007, coll. R . S. Anderson — 1 male ( CMNC); Reserva Huitepec , elev. 2500 m (16°44'42.7''N, 92°40'52''W), 4.viii.1994, coll. B. Gomez — 1 male ( ECOS); same locality, 20.vi.1995, coll. R . Jones — 1 female ( ECOS); same locality, 5.vii.1995, coll. M. Girón — 1 female ( UAQM); same locality, 5.vii.1995, coll. R . Jones — 1 female ( UAQM); same locality, 5.vii.1995, coll. R . Jones — 1 male ( UAQM); same locality, 15.viii.1995, coll. M. Girón — 1 male ( ECOS); same locality, 14.xi.1995, coll. B. Gómez, M. Girón — 1 male ( UAQM); same locality, 14.vi.2004, coll. J. L. Cozar — 2 males ( ECOS); same locality, 17.vi.2004, coll. J. L. Cozar — 1 male ( ECOS); same locality, 2.vii.2004, coll. J. L. Cozar — 1 male ( ECOS); same locality, 9.vi.2006, coll. U. Caballero — 1 female ( ECOS); same locality, 9.vii.2007, coll. M. G. Branstetter — 2 males ( CMNC, CWOB); same locality, 11.vii.2007, coll. R . S. Anderson — 3 males, 1 female ( CMNC, BMNH) .

Figures

FIGURES 20–27. 20–21. Tylodinus spiniventris: 20. meso- and metathorax (male) 21. ventrite 5 (female), 22. Tylodinus elongatus ventrite 5 (female), 23. Tylodinus triumforium, ventrite 2 (male). 24. Tylodinus complicatus, ventrite 2 (female). 25. Tylodinus complicatus, ventrite 2 (male), 26. Hind tibia of Tylodinus triumforium, 27. Front tibia of Tylodinus rugosus.

FIGURES 60–67. Dorsal and lateral habitus: 60–61. Tylodinus lum, 62–63. Tylodinus spiniventris, 64–65. Tylodinus mutabilis, 66–67. Tylodinus parvus.

FIGURES 110–119. Ventral and lateral habitus of median lobe: 110. Tylodinus sepulturaensis, 111. Tylodinus lum, 112. Tylodinus spiniventris, 113. Tylodinus mutabilis, 114. Tylodinus parvus, 115. Tylodinus pusillus, 116. Tylodinus porvenirensis, 117. Tylodinus elongatus, 118. Tylodinus complicatus, 119. Tylodinus rufus.

FIGURES 134–135. Maps showing collecting sites. 134. Occurrences in Chiapas, México of: Tylodinus rufus, Tylodinus kuscheli, Tylodinus pappi, Tylodinus jonesi, Tylodinus coapillensis; 135. Occurrences in Chiapas, México of: Tylodinus spiniventris, Tylodinus lum, Tylodinus noctis, Tylodinus pinguis, Tylodinus rugosus.