A taxonomic monograph of the leaf-litter inhabiting weevil genus Plumolepilius new genus (Coleoptera: Curculionidae: Molytinae: Conotrachelini) from Mexico, Guatemala, and El Salvador
Barrios-Izás, Manuel A.
Anderson, Robert S.
Morrone, Juan J.
Zootaxa
2016
4168
1
61
91
Barrios-Izas & Anderson
Barrios-Izas & Anderson
[151,789,1397,1423]
Insecta
Curculionidae
Plumolepilius
Animalia
Coleoptera
8
69
Arthropoda
species
branstetteri
sp. nov.
Diagnosis. Male.Length (1.65–2.00 mm). Width (1.00– 1.45 mm). Subovate, nigropiceous, infused with dark orange at legs and apex of rostrum, coarsely punctate. Vestiture of recurved, clavate, variegated yellow to dark brown scales; adpressed at mesepisternum. Rostrum stout, base slightly humped, finely punctate. Antenna inserted at the middle, setulose, except for scape, scape slightly larger than desmomeres 1 and 2 together, both desmomeres elongate, desmomeres 3 to 7 moniliform. Pronotum narrower than elytra, constricted in front, three vittae of ochreous scales, the middle vittae incomplete. Elytra punctate-striate, parallel and abruptly confluent at the elytral declivity, flanks acuteangulate with dorsum, two large rounded tubercles on interstice 3 at base of elytral declivity, various callous tubercles, humeri angle sharp. Abdominal ventrite 5 broad, flat, bearing two tufts of setae at apex (not always evident), strongly punctate at anterior half, posterior half finely punctate. Femora with scattered scales, small tooth at inner margin, tibiae slender, shorter than femora, apical transverse comb of setae, uncinate, premucro absent. Pedon subparallel, apodemes at least 3Xlonger than pedon.
Female.Length ( 1.95–2.10 mm). Width ( 1.10–1.35 mm). Elytra tuberculate, humeri not produced but acuteangulate. Geographic distribution.Guatemala (Huehuetenango, Quetzaltenango, Quiche, and San Marcos) and Mexico (Chiapas). Fig. 99. FIGURES 9–15. Plumolepilius branstetteri. 9, Male dorsal habitus. 10, Male lateral habitus. 11, Aedeagus lateral view. 12, Aedeagus dorsal view. 13, Male abdominal ventrites 1–5. 14, Female dorsal view. 15, Female lateral view. Derivation of the specific name.Patronym, named after Michael G. Branstetter, a myrmecologist at the University of Utah.
Material examined:12ƋƋ, 24♀♀ (ASUHIC, BMNH, CMNC, CWOB, USAC, USNM). HolotypeƋ ( CMNC): GUATEMALA: Quetzaltenango. Las Nubes, 14.80143°N 91.67197°W, 2190m, 12.IX.2008, oak forest ex sifted leaf litter, R. S. Anderson RSA2008-116/ WWD0023227 / HolotypeƋ Plumolepilius branstetteriBarrios-Izás & Anderson sp. nov. Aedeagusextracted. Paratypes: same data as holotype / WWD0023187 (1Ƌ CWOB). WWD0023188 (1Ƌ USNM). WWD0023192 (1♀ CWOB). WWD0023193 (1♀ CMNC). WWD0023195 (1♀ USNM). WWD0023199 (1Ƌ ASUHIC). WWD0023200 (1♀ ASUHIC). WWD0023201 (1♀ ASUHIC). WWD0023202 (1♀ USAC). WWD0023204 (1♀ CMNC). WWD0023206 (1♀ CMNC). WWD0023211 (1♀ CMNC). WWD0023217 (1Ƌ USAC). WWD0023224 (1♀ CMNC). WWD0023225 (1Ƌ BMNH). WWD0023226 (1♀ CMNC). WWD0023228 (1♀ CMNC). WWD0023229 (1♀ CMNC). WWD0023230 (1♀ CMNC). WWD0023231 (1♀ CMNC). WWD0023235 (1♀ CMNC). WWD0023240 ( 1♀ CMNC). GUATEMALA: Quiche, Joya Larga, 15.41997°N 90.83630°W, 2025m, 15.IX.2008, oak/cloud forest, ex sifted leaf litter, R. S. Anderson, RSA2008-124 / WWD0028871 (1♀ CMNC). WWD0028875 (1♀ CMNC). WWD0028880 (1♀ CMNC). WWD0028942 (1Ƌ CMNC). WWD0028948 (1Ƌ CMNC). GUATEMALA: Huehuetenango. Max, oak/cloud forest, 15.50673°N 91.644473°W, 2750m, 14.IX.2008, ex sifted leaf litter, R.S. Anderson RSA2008- 119 / WWD0023523 (1Ƌ CMNC). GUATEMALA: San Marcos. La Fraternidad, 1920m, 14.93604°N 91.86778°W, 11 Sep 2008. M.G. Branstetter, disturbed cloud forest, MGB-938 (1Ƌ CMNC). MEXICO: Chiapas, Volcan Tacana, lower slopes, ca. 4km. N.Union Juarez, 2000m, 19.IX.1992, R.S.Anderson, 92-110, cloud forest litter ( 2♀♀ CMNC). Same data except for 92-111, cloud forest litter (2ƋƋ, 2♀♀ CMNC).
1308202554
CMNC
Guatemala
GUATEMALA
9
70
1
holotype
1308202537
2008-09-12
RSA
R. S. Anderson & Aedeagus
Guatemala
2190
14.80143
Las Nubes
1
-91.67197
9
70
RSA2008-116
1
Quetzaltenango
holotype
1308202551
2008-09-12
CWOB
R. S. Anderson & Aedeagus
Guatemala
2190
14.80143
Las Nubes
1
-91.67197
9
70
1
Quetzaltenango
paratype
1308202543
[823,1338,260,284]
CMNC
Guatemala
GUATEMALA
10
71
1
1
1308202560
2008-09-15
R. S. Anderson
South Africa
2025
15.41997
Joya Larga
1
-90.8363
10
71
1
Quiche
1308202552
[506,1041,368,392]
CMNC
Guatemala
GUATEMALA
10
71
1
1308202540
2008-09-14
R. S. Anderson
South Africa
2750
15.50673
Max
1
-91.64447
10
71
1
Huehuetenango
1308202553
CMNC
Guatemala
GUATEMALA
10
71
1
1308202546
2008-09-11
CMNC
M. G. Branstetter
Guatemala
1920
14.93604
San Marcos
1
-91.86778
10
71
1
San Marcos
1308202542
1992-09-19
CMNC
N. Union Juarez & R. S. Anderson
Guatemala
2000
Volcan Tacana
10
71
2
2
Chiapas