title: Tersilochinae of Western Amazonia (Hymenoptera: Ichneumonidae). Genus Stethantyx Townes, part 2.
abstract: In this paper we describe four new species of Stethantyx Townes (Ichneumonidae: Tersilochinae) from Ecuador and Peru characterized by the fore wing with first and second abscissae of radius meeting at right angle: S. erwini Khalaim & Sääksjärvi, sp. nov., S. radiata Khalaim & Sääksjärvi, sp. nov., S. rufispa Khalaim & Bordera, sp. nov. and S. undulata Khalaim & Sääksjärvi, sp. nov. Second part of the key to species of Stethantyx occurring in Western Amazonia is given. Additionally, S. altamira Khalaim & Broad and S. aprica Khalaim & Broad are recorded from South America for the first time, and new data on distribution of S. alajuela Khalaim & Broad, S. amazonica Khalaim & Sääksjärvi, S. heredia Kha-laim & Broad, S. orellana Khalaim & Sääksjärvi, S. sinuata Khalaim & Sääksjärvi and S. trepida Khalaim & Sääksjärvi in South America are provided. Male of S. orellana is recorded for the first time.
authors.affiliation: Zoological Institute, Russian Academy of Sciences, Universitetskaya nab. 1, St. Petersburg 199034, Russia. Facultad de Ingeniería y Ciencias, Universidad Autónoma de Tamaulipas, Cd. Victoria 87149, México.; Email: ptera@mail.ru.
authors.forename: Andrey I
authors.initials: AI
authors.lastname: Khalaim
authors.affiliation: Zoological Museum, Section of Biodiversity and Environmental Sciences, Department of Biology, University of Turku, 20014 Turku, Finland.; Email: ileesa@utu.fi.
authors.forename: Ilari E
authors.initials: IE
authors.lastname: Sääksjärvi
authors.affiliation: Departamento de Ciencias Ambientales y Recursos Naturales / Instituto de Investigación de Biodiversidad CIBIO, Universidad de Alicante, Ap. Corr. 99, 03080 Alicante, Spain.; Email: s.bordera@ua.es.
authors.forename: Santiago
authors.initials: S
authors.lastname: Bordera
mesh_terms: D000818:Animals; D004484:Ecuador; D005260:Female; D006257:Head / Q000033:anatomy & histology; D008297:Male; D010568:Peru; D014863:Wasps / Q000033:anatomy & histology / Q000145:classification / Q000502:physiology; D014921:Wings, Animal / Q000033:anatomy & histology