Gonaphodiellus bimaculosus ( Schmidt, 1909 )

Dellacasa, Marco, Dellacasa, Giovanni & Gordon, Robert D., 2012, Systematic revision of Gonaphodiellus taxa, with description of two new genera and fourteen new species (Coleoptera: Scarabaeidae: Aphodiinae), Insecta Mundi 2012 (230), pp. 1-41 : 5-6

publication ID

https://doi.org/ 10.5281/zenodo.5174222

DOI

https://doi.org/10.5281/zenodo.6547455

persistent identifier

https://treatment.plazi.org/id/03E28783-FF94-EE71-FF16-FAC6F4072E6B

treatment provided by

Felipe

scientific name

Gonaphodiellus bimaculosus ( Schmidt, 1909 )
status

 

Gonaphodiellus bimaculosus ( Schmidt, 1909)

( Fig. 6-12 View Figure 1-12 )

Aphodius bimaculosus Schmidt, 1909: 19 .

Aphodius (Gonaphodiellus) bimaculosus ; Schmidt 1913: 134; Dellacasa 1988: 98.

Aphodius (Gonaphodiellus) xalapensis Galante et al. 2003: 304 (new synonymy).

Gonaphodiellus bimaculosus ; Skelley et al. 2007: 4.

Type locality. Mexico.

Type repository. Naturhistoriska Riksmuseet, Stockholm, Sweden (type examined).

Redescription. Length 5.0-6.0 mm, oblong, moderately convex, shiny, glabrous. Brown-yellowish; head, pronotum disc and elytra brownish, elytra usually with a yellowish round spot on preapical declivity ( Fig. 10 View Figure 1-12 ), sometimes elytra entirely brownish ( Fig. 9 View Figure 1-12 ); legs dark brown; antennal club brownish. Head with epistome feebly convex on disc, subregularly and rather densely punctured; clypeus anteriorly subtruncate, obtusely round at sides, lateral margins finely bordered, edge very shortly sparsely bristled; genae obtusely round, very shortly ciliate, protruding from the eyes; frontal suture finely impressed; front rather sparsely regularly punctured. Pronotum transverse, moderately convex, subregularly punctured; punctation somewhat denser on sides; lateral margins almost parallelsided, finely bordered, edge very shortly sparsely bristled; hind angles widely truncate, inwardly sinuate; base bisinuate. Scutellum triangularly elongate, with few sparse and irregular punctures on basal half. Elytra slightly broadened posteriorly, with a small denticle at shoulder; striae fine, superficially punctured, faintly crenulate; interstriae entirely shiny, slightly convex, finely sparsely punctured. Hind tibiae upper spur as long as half of first tarsal segment; first tarsal segment as long as following four segments combined. Male: pronotum not narrowed anteriorly, relatively somewhat more sparsely punctured on disc; fore tibiae slender and more elongate, their spur stouter, downward bent and outward curved; metasternal plate longitudinally feebly excavate at middle; aedeagus Fig. 11-12 View Figure 1-12 . Female: pronotum slightly narrowed anteriorly, relatively somewhat more densely punctured on disc; fore tibiae stouter and shorter, their spur slender and almost straight; metasternal plate flat.

Material examined. EL SALVADOR: Monte Cristo , 23 Km N Matapan, m 2300, 08-10.V.1971, leg. Howden H. F. (12 exx., CMNO) . MEXICO: Hidalgo: 2.9 Km S Molango, 20.VII.1988. leg. Turnbow R. (2 exx., RHTC) ; 1 mi. S Santa Monica , 6100’, 12.VII.1973, leg. Newton A. (4 exx. CMNO, DCGI) ; 7 Km SW Tenango de Doria , VII.1971, leg. Newton A. (2 exx., CMNO) ; 6.4 mi. S Tenango de Doria , m 3000, 24-28.VII.1969, leg. Peck S. & J., cloud forest, oak (5 exx., CMNO) ; Tlanchinol env., m 1500, 10-24.VIII.2001, leg. Kabourek V. (2 exx., DCGI) ; 6.4 mi. S Tianguistengo , 6800’, 12.VII.1973. leg A. Newton (1 ex., DCGI) ; Zacualtipan , 27.V.1979, leg. Zunino M. (2 exx., DCGI) ; Jalisco: 10 mi W Atenquique , 6700’ 18.IX.1971, leg. Newton A. (5 exx. CMNO, DCGI) ; Oaxaca: 13 mi. N Nochixtlan , 7000’, 27.VI.1968, leg. Hardy A. R., Espinosa L. & Abrayaya J. P., Hardy Central American Expedition, (1 ex., USNM) ; Km 40 Camino Teotitlan, Hualta de Jiménez , m 2400, 09.XI.1968, leg. Reyes P. & Cabrera M, bosque nebular (2 exx., DCGI, FSCA) ; Km 133 carr. Tuxtepec to Oaxaca-Atepec , Llano de las Flores , 17°26’37.2"N – 96°30’13.2"W, m 2600, 14.IX.2003, leg. Martínez I. & Suarez T. (1 ex., DCGI) GoogleMaps ; 30 mi. Valle Nacional , 17.VIII.1973, leg. Newton A. (2 exx., CNCI) ; Puebla: 5 mi. W Huauchimango , 5900’, 07.VII.1970, leg. Newton A. (3 exx., CNCI) ; 6 mi W Teziutlan , 4-6.VIII.1960, leg. Howden H. F. (1 ex., DCGI) ; Queretaro: 25 mi. E Landa de Matamoros , 5000’, 14-17.VII.1969, leg. Peck S. & J., liquidambar forest (2 exx., CNCI, 1 ex., DCGI) ; Veracruz: Mpio. Coscomatepec, Cuiyachapa , 06.II.1999, leg. Alvarado M. (5 exx., DCGI) ; Cuiyachapa, carr. á Potrero Nuevo , 15.IX.1994, leg. Arellano L. & Zunino M. (3 exx., DCGI) ; Mpio. Coscomatepec, carr. Cuiyachapa, Pueblo Nuevo , 08.XI.1999, leg. Dellacasa M. (1 ex., DCGI) ; El Duraznal , m 1600, 15.VII.1994, leg. Arellano L. & Sanchez R. (1 ex., DCGI) ; Mpio. Xico, Oxtlapa , m 2100, 16.XI.1999, leg. Dellacasa M. (1 ex., DCGI) ; carr. Xico-Tonalaco , 19°26’21"N – 97°06’10"W, m 2300, 09.XII.1999 - 09.II.2000, leg. Montes de Oca E. & Santiago Q. (4 exx., DCGI) GoogleMaps ; idem, 06.VII.- 11.VIII.2000, leg. Montes de Oca E. & Santiago Q. (13 exx., DCGI) GoogleMaps .

Distribution. El Salvador, Mexico (Hidalgo, Jalisco, Oaxaca, Puebla, Queretaro, Veracruz).

Bionomics. Probably all year round, coprophagous species found in several kinds of dung.

USNM

Smithsonian Institution, National Museum of Natural History

FSCA

Florida State Collection of Arthropods, The Museum of Entomology

CNCI

Canadian National Collection Insects

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Coleoptera

Family

Aphodiidae

Genus

Gonaphodiellus

Loc

Gonaphodiellus bimaculosus ( Schmidt, 1909 )

Dellacasa, Marco, Dellacasa, Giovanni & Gordon, Robert D. 2012
2012
Loc

Gonaphodiellus bimaculosus

Skelley, P. E. & Dellacasa M. & Dellacasa G. & R. D. Gordon 2007: 4
2007
Loc

Aphodius (Gonaphodiellus) xalapensis

Galante, E. & Z. Stebnicka & J. Ramon Verdu 2003: 304
2003
Loc

Aphodius (Gonaphodiellus) bimaculosus

Dellacasa, M. 1988: 98
Schmidt, A. 1913: 134
1913
Loc

Aphodius bimaculosus

Schmidt, A. 1909: 19
1909
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