A new species, Leptagrion cyanostigma sp. nov., is described and illustrated based on 1 ♂ and 1 ♀ collected in the State of Bahia, Brazil. The species is generically unique by having a blue pterostigma with a black center. A survey of other Zygoptera possessing blue pterostigmata is carried out.
A new species of Crenigomphus is described and illustrated from a type series of eight males and eight females, all collected along the Okavango River in Namibia during December 2004, three non-type adult specimens and several exuviae (holotype ♂ Namibia, N’Kwazi Lodge, 19 xii 2004, deposited at NMNW). Both sexes lack foliations at S8-9 as…
Archaeopodagrion armatum sp. nov. is described and illustrated (holotype ♂ Ecuador, Zamora Chinchipe Prov., forest S of Zamora (4°07′18″S, 78°58′22″W), 02 iv 2008, leg. KJT; in FSCA). The new species is distinct from A. bicorne and A. bilobatum by the pair of highly recurved processes on the hind margin of the prothorax of both sexes,…
The new species Cyanallagma corbeti (holotype ♂: Brazil, Rio Grande do Sul State, Rio do Pinto river, km 93 of road RS-453 between São Francisco de Paula and Rio Tainha, 29°30′70″S, 50°51′70″W, 900 m, 09 xi 1967, leg. N.D. Santos); deposited in the Museu Nacional (UFRJ), Rio de Janeiro, Brazil is described, illustrated, and compared…
Aeolagrion philipi sp. nov. is described and illustrated (holotype ♂: Bolivia, Santa Cruz department, Ñuflo de Chávez province, pooled tributary of Río San Julián, 5 km SE of San Ramón, 14 xi 1998, leg. KJT, in FSCA). The new species is closely related to A. inca but is distinct in shape of hind margin of…
In this synopsis all 50 species of the primarily neotropical genus Telebasis are keyed, diagnosed, and illustrated. Helveciagrion is considered a junior subjective synonym of Telebasis, T. coccinata a junior subjective synonym of T. coccinea, and T. limoncocha a junior subjective synonym of T. griffinii. Six new species from South America are described: T. carvalhoi…
A new species (holotype ♂ in MLP: Argentina, Formosa province, Parque Nacional Río Pilcomayo, Laguna Blanca, marshes next to pond, 25°10′29″S, 58°07′44″W, 74 m a.s.l., 16/17 ii 2008, leg. NvE, RWG) is described, diagnosed and illustrated, and a key, diagnostic illustrations, and distribution maps are provided for the three species of the genus occurring in…
Argiolestes aurantiacus, endemic to the Bismarck Archipelago, is redescribed and three new species of Argiolestes from the Solomon Archipelago are described: A. bougainville sp. nov. (holotype ♂: Papua New Guinea, Bougainville, North Solomons, 02 i 1970), A. gizo sp. nov. (holotype ♂: Solomon Islands, Western Province, Gizo Island, alt. 1-100 m, 02 vii 1959) and…
Male, female and larva of Neocordulia caudacuta sp. nov. (holotype: Río Castaño, Aragua State, Venezuela; 21 vi 2007; deposited in MIZA) are described and illustrated. The new species belongs in the subgenus Mesocordulia. Male N. caudacuta differs from N. batest in details of hamule and penis, and in possessing a sharp, erect dorsomedian spine on…
The new species Coeliccia mingxiensis sp. nov. (holotype ♂ 26 July 2004, Mingxi County, Fujian Province, China) is described and illustrated from a single male. The specimen is deposited at Zhangzhou Education College, Fujian, China.