A review of the Mexican species of Alloeorhynchus Fieber (Hemiptera: Heteroptera: Nabidae: Prostemmatinae) with description of six new species, new distributional records, and key to the species Author Brailovsky, Harry Author Barrera, Ernesto text Zootaxa 2017 2017-10-25 4338 2 305 318 journal article 31745 10.11646/zootaxa.4338.2.5 742a5940-b342-45f0-b887-9208a10bd2d6 1175-5326 1036189 8D5F7648-2BCF-46ED-AB1B-75C1CD65DD27 Key to the species of Alloeorhynchus known from Mexico 1 Anterior lobe of pronotum shiny yellow or yellowish orange, or golden orange..................................... 2 - Anterior lobe of pronotum shiny black or shiny reddish brown or pale brownish castaneous........................... 9 2 Connexival segments II–V shiny yellow with a group of black spinules resembling an elongate spot.................... 3 - Connexival segments entirely shiny yellow................................................................. 6 3 Clavus shiny yellow with punctures and apical third shiny castaneous; corium yellow with apical third shiny pale castaneous ( Figs. 4 , 19–20 ).......................................................................... A. macer sp. nov. - Clavus and corium mostly black to reddish brown............................................................ 4 4 Posterior lobe of pronotum shiny yellowish orange to reddish orange with three black marks, one at each posterior angle and along lateral edge and a triangular-shaped one at base of midline ( Figs. 2–3 , 17–18 ).................. A. trimacula (Stein) - Posterior lobe of pronotum not distinctly trimaculate.......................................................... 5 5 Posterior lobe of pronotum shiny yellowish orange except for a black semilunar area medially on posterior margin, almost touching the posterior border of anterior lobe; collar shiny yellow or yellowish orange ( Figs. 6–7 , 11–12 )................................................................................................... A. nigrofasciatus Harris - Posterior lobe of pronotum shiny black to reddish brown except for wide yellowish orange triangular mark lateral to middle line; collar shiny reddish brown ( Fig. 10 ).................................................. A. vergrandis sp. nov. 6 Prothorax including the acetabulae shiny yellow; lateral margin of anterior lobe of pronotum shiny yellow............... 7 - Prothorax shiny black to reddish brown with acetabulae yellow; lateral margin of anterior lobe of pronotum shiny pale castaneous to reddish brown or black............................................................................ 8 7 Posterior lobe of pronotum shiny yellow with posterior border and lateral borders of humeri shiny reddish brown.............................................................................................. A. bellatulus sp. nov. - Posterior lobe of pronotum shiny reddish brown ( Figs. 9 , 13–14 )............................... .. A. nigrolobus Barber 8 Head dorsal and ventrally shiny black to reddish brown; posterior lobe of pronotum shiny reddish brown ( Figs. 21–22 )........................................................................................... A. epigaeus sp. nov. - Head dorsally shiny castaneous to golden orange with apical third yellow; head ventrally shiny yellow; anterior and posterior lobe of pronotum pale golden orange with lateral edge and humeri black ( Figs. 1 , 15–16 )............... A. aureus sp. nov. 9 Corium yellow with apical third reddish brown; legs yellow; apex of scutellum reddish brown; antennal segment IV pale castaneous to pale castaneous orange ( Fig. 8 )...................................................... A. moritzii (Stein) - Corium brownish castaneous; legs dark castaneous (tarsi pale castaneous); apex of scutellum yellow; antennal segment IV yellowish white with basal third and apex brown ( Fig. 5 )........................................ A. convolutus sp. nov.