Cyrtomenus (Syllobus) emarginatus Stål

Avendaño, José Mauricio, Grazia, Jocelia & Schwertner, Cristiano Feldens, 2017, Cydninae (Hemiptera, Heteroptera, Cydnidae) in Brazil: updated checklist, new records, and description of Tominotus ondulatus sp. nov., Zootaxa 4329 (5), pp. 401-435 : 404-405

Cyrtomenus (Syllobus) emarginatus Stål

( Figs. 1C , 2 )

Cyrtomenus emarginatus Stål, 1862: 95 ; 1876: 27; Walker, 1867: 147.

Syllobus emarginatus ; Signoret, 1879: clxxiii; 1881: 322; Distant, 1880: 4; Uhler, 1886: 3; Lethierry & Severin, 1893: 64; Torre Bueno, 1939: 177.

Cyrtomenus (Syllobus) emarginatus: Froeschner, 1960: 518 .

Material examined: 1♂, AP, Porto Platón, 06-Dec-1982, J.I. Lacerda col., UFRG ; 2 specimens, PA, Belém , Casa da Bomba , 04-Nov-1959, Travassos col., FIOC ; 6 specimens, Cachimbo , 14 to 21-Sep-1955, Travassos col., FIOC ; 1♂, AM, Manaus, Uypiranga. Rio Negro, Dirings col., MCNZ ; 4 specimens, PI, Teresina, 1953, Oliveira col., MNRJ ; 1♂ 1♀, TO, Palmas, Serra do Langeado . Fazenda Céu, 01-Nov-1992, UFRG ; 3 specimens, MT, Alto Xingú, Sep-1955, Vilasboas col., FIOC ; 2♀, Nova Xavantina, 20-Oct-1999, UNIFESP ; 1 specimen, Vale de São Domingos, Nov-1949, Weener col., MACN ; 4♂ 8♀, Xingú , Sep-1955, O. Vilas col., MCNZ ; 1♂, RO, Porto Velho, Rio Madeira , Dirings col., MCNZ ; 1♀, GO, Alto Paraiso, Cerrado , 10-Oct-1999, AM de Faria col., UNIFESP ; 2 specimens, Aragarças , 14-Oct-1959, Alvarenga col., MNRJ ; 1 specimen, Pires do Rio, 1956, Pacheco col., MNRJ ; 3 specimens, MG, Xavantina, 1955, Alencar col., MNRJ ; 4♂ 4♀, DF, Brasilia, 20-Oct-1965, M. Becker col., MCNZ ; 1 specimen, Brasilia, Sep-1961, Guimarões col., FIOC ; 1♀, RJ, Itatiaia, 1937, FIOC ; 4 specimens, Itatiaia, 02-Nov-1946, Zikán col., FIOC ; 2 specimens, Itatiaia, 24-Nov-1947, Zikán col., FIOC ; 2 specimens, Itatiaia, 09-Oct-1948, Zikán col., FIOC ; 2 specimens, Itatiaia, Estação Biologica, Nov-1941, Zikán col., MNRJ ; 1♀, SP, Pirassununga , CIEIP-USP, 17-Oct-1992, F. Cordeiro col., UFRG ; 4♂ 7♀, SC, Itapiranga , Sep-1953, MCNZ ; 1♂, RS, Derrubadas, Campus UnB , 13-Nov-1965, M. Becker col., MCNZ ; 3♂, Frederico Westphalen , 17- Oct-2005, Massolino & Mansur col., UFRG ; 2♂, P.E. Turvo , 29-Oct-2003, A. Barcellos col., MCNZ ; 1♂ 1♀, Porto Alegre, Museu Anchieta. Serro Azul , Feb-1950, MCNZ .

Distribution: Mexico, Guatemala, Honduras, Costa Rica, French Guiana, Brazil (AP new rec., PA new rec., AM new rec., MT, RO new rec., TO new rec., GO new rec., MG, DF new rec., RJ new rec., SP, SC new rec., RS), Peru, Argentina.

Remarks: This species is easily recognizable within the subfamily by the expanded posterior tibia and the apices of the mandibular plates projected frontward ( Fig. 1C ). First record for SP in Grazia & Schwertner (2011) and for RS in Brazil in Schmidt & Barcellos (2007).

Figures

FIGURE 1. Dorsal view of the species of the genus Cyrtomenus; C. bergi (A), C. mirabilis (B), C. emarginatus (C), C. grossus (D), C. marginalis (Photo by Harald Bruckner) (E), C. teter (F). Scale bar: 1 mm.

FIGURE 2. Distribution map of Cyrtomenus bergi, C. mirabilis, C. emarginatus, C. grossus and C. teter in Brazil.