Chryxus Champion 1898

Abstract

Genus Chryxus Champion, 1898 Chryxus Champion, 1898: 181. — Wygodzinsky 1946: 177 (discussion); 1949: 21 (catalogue, fauna of New World). — Usinger 1952: 56 (discussion). — Maldonado 1990: 21 (catalogue). — Schuh & Slater 1995: 156 (listed). — Forero 2004: 142 (discussion). — Gil-Santana et al. 2007: 78 (in key, key to species). — Weirauch 2012: 119 (in key). — Gil-Santana et al. 2015: 311 (in key); 2022: 161, 174 (redescription, distribution, in key, key to species, discussion). — Schuh & Weirauch 2020: 356 (listed). — Masonick et al. 2024: 26 (listed). TYPE SPECIES. — Chryxus tomentosus Champion, 1898 (by monotypy). DIAGNOSIS. — Recognized within the Chryxini by the following combination of character states: body small-sized, 3-6 mm in length; head wider than long, strongly declined anteriorly; ocellus absent; corium of hemelytron with distinct venation; membrane of hemelytron with single central cell and single vein emitting from apex of cell; abdominal connexivum bicolorous. DIVERSITY AND DISTRIBUTION. — Chryxus contained three species prior to this study, all distributed in the Neotropical Region (Gil-Santana et al. 2022). A new species is described herein, representing a new record of the genus from Suriname.

Authors 4

1. Z. Q. Chen

   China Agricultural University

   Affiliation as printed

   State Key Laboratory of Agricultural and Forestry Biosecurity, MARA Key Lab of Pest Monitoring and Green Management, College of Plant Protection, China Agricultural University, Beijing 100193 (China)

2. Charlotte Hartong Aachen Department of Entomology, Naturalis Biodiversity Centre

   Naturalis Biodiversity Center

   Affiliation as printed

   Department of Entomology, Naturalis Biodiversity Center, Darwinweg 2, 2333 CR, Leiden (The Netherlands)

3. Hu Li

   China Agricultural University

   Affiliation as printed

   State Key Laboratory of Agricultural and Forestry Biosecurity, MARA Key Lab of Pest Monitoring and Green Management, College of Plant Protection, China Agricultural University, Beijing 100193 (China)

4. Wanzhi Cai

   China Agricultural University

   Affiliation as printed

   State Key Laboratory of Agricultural and Forestry Biosecurity, MARA Key Lab of Pest Monitoring and Green Management, College of Plant Protection, China Agricultural University, Beijing 100193 (China) caiwz @ cau. edu. cn (Wanzhi Cai, corresponding author)