Sawflies from northern Ecuador and a checklist for the country (Hymenoptera: Argidae, Orussidae, Pergidae, Tenthredinidae, Xiphydriidae) Author Boeve, Jean-Luc O. D. Taxonomy and Phylogeny, Royal Belgian Institute of Natural Sciences, Rue Vautier 29, 1000 Bruxelles, Belgium jean-luc.boeve@naturalsciences.be Author Dominguez, Diego F. Museo de Colecciones Biologicas, Departamento de Ciencias Naturales, Universidad Tecnica Particular de Loja, San Cayetano alto s / n, Loja, Ecuador Author Smith, David R. Systematic Entomology Laboratory, Agricultural Research Service, U. S. Department of Agriculture, c / o National Museum of Natural History, Smithsonian Institution, P. O. Box 37012, MRC 168, Washington, DC 20013 - 7012, USA text Journal of Hymenoptera Research 2018 2018-06-25 64 1 24 http://dx.doi.org/10.3897/jhr.64.24408 journal article http://dx.doi.org/10.3897/jhr.64.24408 1314-2607-64-1 97C664349E824BD58F41A49911179367 C202FFADFFCBB805FFF8830BC9099876 1303460 Ptenos delta (Malaise, 1957) Fig. 4 Material. Estacion cientifica Yasuni , near rio Tiputini , 00°40'S , 076°24'W , 220m , 02.03.2015 , P4119.C ( 1 ♀ ), leg. T. Delsinne. Note. This is a new record for Ecuador. It was previously known only from Brazil and Peru (as Hemidineura delta Smith, 1992). Figure 4. Ptenos delta , female (P4119.C), body length 6.5 mm. a Dorsal view b ventral view.