Gynacantha nervosa 

Scope: Global
Language: English

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Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Arthropoda Insecta Odonata Aeshnidae

Scientific Name: Gynacantha nervosa Rambur, 1842
Common Name(s):
English Twilight Darner
Taxonomic Source(s): Schorr, M. and Paulson, D. 2013. World Odonata List. Tacoma, Washington, USA Available at: (Accessed: 20 November 2013).

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2009
Date Assessed: 2007-03-01
Assessor(s): Paulson, D. R.
Reviewer(s): Clausnitzer, V. & Kalkman, V. (Odonata Red List Authority)
G. nervosa is a widespread and locally common species, found throughout its range and in protected areas with no evidence of a population decline.

Geographic Range [top]

Range Description:The species occurs in the following areas: Bahamas (South Bimini), Belize (Belize, Cayo, Corozal, Orange Walk, Toledo), Bolivia (Santa Cruz), two states in Brazil, Cayman Islands, Colombia (Antioquia, Bolívar, Magdalena, Tolima), Costa Rica (Alajuela, Cartago, Guanacaste, Heredia, San José), Cuba (Pinar del Rio), Dominican Republic (Distrito Nacional, El Seibo, La Romana, La Vega, María Trinidad Sánchez, Samaná, San Cristóbal, Sánchez Ramírez, Santiago), Ecuador (Esmeraldas, Guayas, Los Rios, Napo), Guatemala (Escuintla, Petén), Guyana, Guyane Française, Honduras, Jamaica (Saint Thomas), Lesser Antilles, twelve states in Mexico, Nicaragua, Panama (Canal Zone, Chiriquí), Peru (Loreto, Madre de Dios), Puerto Rico, Suriname (Paramaribo), Trinidad (Caroni), four states in the United States of America and Venezuela (Amazonas, Aragua, Barinas, Bolivar, Distrito Federal, Falcón, Miranda, Táchira).
Countries occurrence:
Bahamas; Belize; Bolivia, Plurinational States of; Brazil (Mato Grosso, São Paulo); Cayman Islands; Colombia; Costa Rica; Cuba; Dominica; Dominican Republic; Ecuador; French Guiana; Honduras; Jamaica; Mexico (Campeche, Chiapas, Guerrero, Jalisco, Morelos, Oaxaca, Quintana Roo, San Luis Potosí, Sinaloa, Sonora, Veracruz, Yucatán); Nicaragua; Panama; Peru; Puerto Rico; Suriname; Trinidad and Tobago; United States (Alabama, Florida, Georgia, Oklahoma); Venezuela, Bolivarian Republic of
Additional data:
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:G. nervosa is abundant and widespread.
Current Population Trend:Stable
Additional data:
Population severely fragmented:No

Habitat and Ecology [top]

Habitat and Ecology:G. nervosa is found in wooded swamps and low-lying woodland, even in garden pools; there is no minimal size for larval habitat.
Systems:Terrestrial; Freshwater

Threats [top]

Major Threat(s): There are no threats presently affecting this species.

Conservation Actions [top]

Conservation Actions: The species is present in the Everglades National Park and at least several state, local, and private reserves in the United States. It probably occurs in most forested lowland reserves throughout New World tropics.

Citation: Paulson, D. R. 2009. Gynacantha nervosa. The IUCN Red List of Threatened Species 2009: e.T165050A5975167. . Downloaded on 21 October 2017.
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