Heteragrion demarmelsi sp. nov., with taxonomic notes on Colombian Heteragrion species (Odonata: Heteragrionidae) Author Stand-Pérez, Miguel Ángel Author Bota-Sierra, Cornelio Andrés Author Pérez-Gutiérrez, León Andrés text Zootaxa 2019 2019-06-24 4623 1 90 112 journal article 26419 10.11646/zootaxa.4623.1.6 87d8415f-2b8a-4b1c-b85b-e7417105206a 1175-5326 3253592 2672F05F-81A5-413D-AB13-5CD90F9A0480 Heteragrion erythrogastrum Selys, 1886 ( Figs. 5 E–F, 9D–F, 14A–C, 18) Material examined : UARC : 21 ♂♂ , 2 ♀♀ 24 July 2010 Chocó Department , Unión Panamericana Municipality , Corregimiento Salero 6.6108 , -74.5771 100m a.s.l. , Leg : L. Pérez and J. Montes . 2 ♂♂ 10 December 2005 , Acandí Municipality , Vereda Rufino , Quebrada Capitancito 8.5787 , -77.3108 30m a.s.l. , Leg : C. Botero , 1 ♂ Tutunendo Municipality , Quebrada El Diablo 5.7513 , -76.5331 71m a.s.l, Leg: L. Pérez. CEUA : 1 ♂ , 5 January 2011 Boyacá Department , Puerto Boyacá Municipality , Vereda Patio Bonito , Leg : J. Cardona , 1 ♂ Valle del Cauca Department , Buenaventura Municipality , Uramba Bahía Málaga National Park , Leg : C. Bota . ANDES–E : 10 ♂♂ 24 July 2010 Chocó Department , Union Panamericana Municipality , Corregimiento Salero 6.6108 , -74.5771 100m a.s.l. , Leg : L. Pérez and J. Montes . 32 ♂♂ , 3 ♀♀ 10 December 2005 Acandí Municipality , Vereda Rufino , Quebrada Capitancito 8.5787 , -77.3109 30m a.s.l. , 35 ♂♂ , 5 ♀♀ Quebrada Charanga 8.5906 , 77.3158 27m a.s.l. , 4 ♂♂ Quebrada Boca- toma 8.5874 , -77.3108 50m a.s.l. , 7 ♂♂ Quebrada Tomas 8.5691 , -77.3232 34m a.s.l. , 1 ♂ Quibdó Municipality , Quebrada Chaparraidó COO., MPUJ _ENT : 4 ♂♂ , 2 ♀♀ Chocó Department , Acandí Municipality . Remarks : This species is easy to differentiate from all other Heteragrion species in Colombia by its completely black head ( Fig. 5E ), red abdomen in males, female intersternite with a rounded dorsal plate ( Fig. 14C ), and genital valves not reaching distal border of S10 ( Fig. 14A ). We report it here for the first time from Boyacá and Valle del Cauca Departments.