Schraderiellus Rider 1998
Creators: name: Roell, Talita
name: Campos, Luiz Alexandre
Publisher: name: Zenodo
Year: 2018
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hemiptera
Pentatomidae
Schraderiellus

description: Key to the species of Schraderiellus Rider, 1998
1 Connexivum, apexof hemelytra, radial vein, baseandapexof scutellumwithlargeyellowspots ........................ ............................................. S. luridomaculatus Roell & Campos, sp. nv. (Figs. 3E–F, 5G–I, 8C)
- Connexivum immaculate or with small spots, or marked with a lateral yellowish to reddish band; hemelytra and scutellum occasionallywithsmallyellowspots ..................................................................... 2
2 Tibiaeandtarsientirelyyellowishtolightbrown, contrastingwithdarkfemora (Fig. 3J, N) .......................... 3
- Tibiaedarkbrown, concolorwithfemur, ortibiaelightbrownfromhalftotheapex; tarsivariable .................... 4
3 Connexivumnotpunctured; anterolateralmarginsof pronotum yellowish; parameres spatulated, slightlyfacingposteriorly... ........................................ S. luteipedis Roell & Campos, sp. nv. (Figs. 3I, J, 5M–O, 6D, 7D, 8E, 9D)
- Connexivum slightly punctured; anterolateral margins of pronotum concolor with disc; parameres cylindrical, strongly facing posteriorly ....................................... S. falcatus Roell & Campos, sp. nv. (Figs. 3M–N, 5S–U, 6F, 7F)
4 Posterolateral angles of pygophore each with a projection directed dorsally (Fig. 5C, p 1); posterior margins of gonocoxites VIIIovergonocoxitesIXconvex (Fig. 8A, D) .............................................................. 5
- Posterolateral angles of pygophore straight, without dorsal projections (Fig. 5R); posterior margins of gonocoxites VIII over gonocoxites IXrectilinear (Fig. 8B–C, E) ....................... .. .................. ...... ................ 6
5 Dorsal surface of body dark brown with small yellow spots adjacent to the cicatrices on pronotum, on scutellum and hemelytra; anterolateral margin of pronotum and hemelytra dark brown or yellowish; margin of connexivum dark brown to black; parameres cylindrical, apexslightly flattened........... S. hughesae (Ruckes, 1959) (Figs. 3A–B, 5A–C, 6A, 7A, 8A, 9A)
- Dorsal surface of body without spots or with a conspicuous spot at apex of each radial vein; band lining the body reddish, includingconnexivum; parameresspatular, basecylindricalandapex expanded, flattened ............................. ...................................... S. rufilineatus Roell & Campos, sp. nv. (Figs. 3G–H, 5J–L, 6C, 7C, 8D, 9C)
6 Anterolateral margin of pronotum and of hemelytra, and lateral margin of connexivum orange or yellowish, including connexivum; posterolateral angles of pygophore long and divergent.................................................... ................................................. S. cinctus (Ruckes, 1959) (Figs. 3C–D, 5 D–F, 6B, 7B, 8B, 9B)
- Anterolateral margin of pronotum and of hemelytra black or yellowish, margin of connexivum black; posterolateral angles of pygophoreshortandparallel ....................... S. brevicolis Roell & Campos, sp. nv. (Figs. 3K–L, 5P–R, 6E, 7E)
description: Published as part of Roell, Talita & Campos, Luiz Alexandre, 2018, Phylogeny and revision of Schraderiellus Rider, 1998 with the description of five new species (Hemiptera, Pentatomidae, Discocephalinae, Ochlerini), pp. 47-67 in Zootaxa 4508 (1) on pages 55-56, DOI: 10.11646/zootaxa.4508.1.3, http://zenodo.org/record/4983222