Alloeorhynchus Fieber 1860
Creators: name: Brailovsky, Harry
name: Barrera, Ernesto
Publisher: name: Zenodo
Year: 2017
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hemiptera
Nabidae
Alloeorhynchus

description: 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.
description: Published as part of Brailovsky, Harry & Barrera, Ernesto, 2017, 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, pp. 305-318 in Zootaxa 4338 (2) on pages 306-307, DOI: 10.11646/zootaxa.4338.2.5, http://zenodo.org/record/1036189