A Catalogue and Historical Study of the Odonata of Ecuador Author Mauffray, William F. Author Tennessen, Kenneth J. text Zootaxa 2019 2019-07-03 4628 1 1 265 journal article 26210 10.11646/zootaxa.4628.1.1 3e77e5cf-7e8a-490d-a5f7-c571b90aea57 1175-5326 3335707 E4C2F52F-9A1A-4C55-B03B-C87B2B4C4676 Epigomphus Hagen in Selys, 1854 The taxonomy of this genus is in need of synoptic update as reference to scattered papers is necessary for identification ( Calvert 1920 ; Belle 1970 , 1988b , 1996 ; Donnelly 1989 ); at least four species are known from Ecuador ( Fig. 73 ), but much more work is needed to clarify the status of others. Habitat includes small streams in forested areas. Epigomphus hylaeus Ris, 1918 . Publ. Recs. ECU: * Tsuda (1986 , 1991 ), (H06), (H11). Also BRA, GUF, PER, SUR: (H06), (P11). Addl. Data. ZC , Zamora : 1 ♂ , 1 ♀ , Zumbi , Río Zamora ( -3.3889 , -78.7752 , 700m ), 1 x 1941 , leg. D. Laddey , det. JJD [FSCA]; 1 ♂ , same data but 3 x 1941 [FSCA]; 1 ♀ , same data but 10 x 1941 [FSCA]; 1 ♂ , same data but 12 x 1941 [FSCA]; 2 ♀♀ , same data but 29 x 1941 [FSCA]; 2 ♀♀ , same data but 31 x 1941 [FSCA]. Note: This species has not been collected in Ecuador in over 75 years. FIGURE 72. Desmogomphus paucinervis ♂, COSTA RICA, Provincia Guanacaste, 6 km E of Las Juntas, Río San Juan, flying around treelet in middle of light gap 20 m from river, 10 vi 2008; photo W. A. Haber. FIGURE 73. Epigomphus occipitalis ♂, ECUADOR, Sucumbíos Province, trails, small streams 3 km W of Shushufindi, 2+ km N off Hwy. 26 at km marker 17, 13 x 2009; photo J. T. Johnson. Epigomphus obtusus Selys, 1869 . Publ. Recs. ECU: * Paulson (1983) , Tsuda (1986 , 1991 ), (H06), (P11), (H14); MS : Tennessen (1998) Also BRA, COL, PER: (H06), (P11). Addl. Data. MS , Huamboya : 7 ♂♂ , 3 ♀♀ , stream 10 km S of Comunidad Chuwitayo ( -1.9500 , -77.8583 , 800m ), 9 xi 1997 , leg. & det. TWD [KJT, SWD]; 2 ♂♂ , same but leg. & det. JJD [JJD]; 5 ♂♂ , 1 ♀ , same data but 10 xi 1997 , leg. & det. KJT [KJT]; 1 ♂ , Macas, 58 km N on Hwy. 45 ( 70 km N of Sucua), roadside ditch and tributaries near Río Pasanac ( -1.9447 , -77.8536 , 762m ), 9 xi 1997 , leg. & det. WFM [FSCA]; 1 ♂ , same data but 10 xi 1997 [LSAM]; 1 ♀ , same data but 16 ix 2005 [FSCA]; 1 ♂ , small stream about 1 km S of Río Pasanac, Hwy. 45 ( -1.9500 , -77.8583 , 820m ), 16 ix 2005 , leg. & det. KJT [KJT]; NA, Tena: 1 ♂ , J.S.B.S. ( -1.0655 , -77.6176 , 421m ), leg. & det. ACRP [ACRP]; 1 ♂ , same data but RA4-5 ( -1.0722 , -77.6144 , 434m ); SU , Shushufindi : 1 ♂ , Limoncocha , Río Napo ( -0.4000 , -76.6167 , 269m ), 1 xi 1980 , leg. & det. MJW [FSCA]; 1 ♂ , same data but lake edge, 14 i 1972 , leg. D. Pearson , det. DRP [DRP]: 2 ♂♂ , same data but forest stream, 24 vii 1977 , leg. & det. DRP [DRP]. * Epigomphus occipitalis Belle, 1970 . Publ. Recs. ECU: (H14). Also PER: (H06), (P11). Addl. Data. SU , Putumayo : 2 ♂♂ , Río Cuyabeno , 60 km E Lago Agrío ( -0.0167 , -76.3167 ), 16–26 ii 1998 , leg. G. Kareofelas , det. A. Rehn , checked by RWG [RWG]; Shushufindi : 2 ♂♂ , trails, small streams 3 km W of Shushufindi , 2+ km N off Hwy. 26 at km marker 17 ( -0.1664 , -76.6917 , 290m ), 13 x 2009 , leg. & det. JTJ [JTJ]; 1 ♀ , oil pipeline road, 2 km W of Shushufindi , small tributaries of Río Curiyacu and isolated rain pools ( -0.1661 , -76.6916 ), date not provided, data provided by WAH & DLW; 1 ♂ , La Selva Lodge , Río Napo , 70 km E of Coca , in forest on Tower Trail. ( -0.4978 , -76.3741 ), date not provided, data provided by WAH & DLW. Epigomphus unresolved: There are several specimens in various collections that have not been determined and may represent undescribed species: ES, San Lorenzo: 1 ♀ , along RR track, about 2 km N of Lita, near Río Mira ( 0.8847 , -78.4667 , 500m ), 5 ii 1997 , leg. and det. KJT [FSCA]; MN, Junin : 1 ♀ , Palmar (-0.17, -79.47), 6 iv 1941 , leg. D. B. Laddey [FSCA]; OR, Francisco de Orellana : 1 ♀ , P.N.Y., 1.8 km W of Waorani Reserve Rd on Markus Oil Co Rd PC 29-30, small stream ( -0.6861 , -76.4726 , 200m ), 10 vi 1995 , leg. and det. WFM [FSCA].