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Floridichthys

Floridichthys is a genus of pupfishes native to the southeastern United States, Mexico and northern Central America. The name of this genus is a compound of Florida and the Greek for "fish", ichthys. The ichthyologist Carl Leavitt Hubbs thought t ...

Gambusia hurtadoi

Gambusia hurtadoi, also known as crescent gambusia, is a species of fish in the family Poeciliidae. It is endemic to Chihuahua in Mexico, where it is known as guayacon de Hacienda Dolores. It grows to 3.5 cm total length. The species was describe ...

Mexican rivulus

The Mexican rivulus is a species of killifish from the family Rivulidae which is endemic to Mexico where it is found in the Papaloapan and Coatzacoalcos River basins. This annual killifish grows to a total length of 4 cm. It is the only known spe ...

Micropoecilia

Micropoecilia is a genus of poeciliids native to fresh and brackish water from the Amazon Basin to Trinidad. While recognized as valid by FishBase, others have considered this genus as being synonymous with Poecilia.

Potamarius

Potamarius is a genus of sea catfishes. The three species in this genus exclusively inhabit fresh water in southern Mexico and Guatemala. The individual species have relatively small ranges. The highly endangered Paragenidens grandoculis of Brazi ...

Profundulus

Profundulus is a genus of fish in the family Profundulidae endemic to Mexico and northern Central America. According to many authorities, including Fishbase this is the only genus in the Profundulidae but workers have split the genus and raised a ...

Railroad Valley springfish

The Railroad Valley springfish Crenichthys nevadae, is a rare goodeid fish of the Great Basin of western United States, occurring naturally in just seven thermal springs of Railroad Valley in Nye County, Nevada. The body gives a somewhat heavy or ...

Satan (fish)

The widemouth blindcat is a species of North American freshwater catfish endemic to Texas in the United States. It is the only representative of the genus Satan. The widemouth blindcats closest relative is the much larger flathead catfish, Pylodi ...

Xenotoca

Xenotoca is a genus of fish in the family Goodeidae from Mexico, where found in a wide range of habitats, from rivers and creeks to pools and lakes, in the Lerma–Grande de Santiago, Panuco, Cuitzeo and other basins of the Mesa Central. While no g ...

Garmanella

The Yucatan flagfish, also known as the snakeskin killifish, is a species of pupfish from the family Cyprinodontidae. It is found in the coastal waters of the Yucatan Peninsula, in Mexico and Belize. This species grows to a length of 4 centimetre ...

Acasis viretata

Acasis viretata, the yellow-barred brindle, is a moth of the family Geometridae. The species was first described by Jacob Hubner in 1799. It is found from most of Europe to eastern Asia. It is also present in North America. The wingspan is 25–29 ...

Acosmetia caliginosa

The Reddish Buff is a moth of the family Noctuidae. It is found throughout continental Europe and in southern Scandinavia. then east across the Palearctic to Siberia. In Britain it is rare and has protected status, being possibly confined to a si ...

Acraea issoria

Acraea issoria, the yellow coster, is a small, leathery-winged butterfly. This species of the subgenus and the tawny coster terpsicore) with its sister species moluccana) and meyeri) of the nominotypical subgenus, are the only Asiatic representat ...

Acronicta cuspis

Acronicta cuspis, the large dagger, is a moth of the family Noctuidae. It is distributed through most of Europe, Northern Africa, the European part of Russia, the Caucasus, the Russian Far East, southern Siberia, Transcaucasia, central Asia, Chin ...

Actinote

Actinote is a genus of butterflies from South America of the subfamily Heliconiinae in the family Nymphalidae. For taxonomic problems regarding this group, see Acraea. Males interact with or without physical contact to contest the possession of m ...

Adelpha

Adelpha is a genus of brush-footed butterflies found from the southern United States and Mexico to South America. They are commonly known as sisters, due to the white markings on their wings, which resemble a nuns habit. This genus is sometimes i ...

Adelpha plesaure

Adelpha plesaure has a wingspan reaching about 48 millimetres 1.9 in. The uppersides of the wings are generally deep brown. The anterior wings have a large orange patch, while the hindwings are crossed by a broad white band. The undersides are pa ...

Aellopos

The genus Aellopos consists of large day-flying moths in the family Sphingidae. It was first described by Jacob Hubner in 1819. Species in this genus occur from Maine in the United States through Central America and down to Argentina and Uruguay ...

Agriades

As a result of studies of molecular phylogenetics, Agriades has been enlarged to include some of the species that used to be placed in Albulina see the orbitulus species-group below and in Vacciniina see the optilete species-group. In some earlie ...

Agriopis aurantiaria

Agriopis aurantiaria, the scarce umber, is a moth of the family Geometridae. It was first described by Jacob Hubner in 1799 and it is found throughout Europe. The wingspan is 27–35 mm. There is a strong sexual dimorphism. The males have normally ...

Agriphila

Agriphila is a genus of small moths of the family Crambidae. It was first described by Jacob Hubner in 1825. They are common across temperate Eurasia and in adjacent regions. Despite this genus being proposed as early as 1825, it was not widely r ...

Agrius (moth)

Agrius is a genus of moths in the family Sphingidae. The genus was erected by Jacob Hubner in 1819. These moths are generally grey with pinkish or yellowish suffusions on the hindwings and stripes on the abdomen.

Agrochola macilenta

The Yellow-line Quaker is a moth of the family Noctuidae. It is found in Europe and in Asia Minor. The wingspan is 32–36 mm. Forewing ochreous washed with pale fulvous; the inner and outer lines very faint, marked chiefly by the dark teeth on the ...

Agrotis fatidica

Agrotis fatidica is a moth of the family Noctuidae. It is found in Southern and Central Europe, east through Russia to Mongolia, China and Tibet. The wingspan is about 40 mm. Adults are on wing from July to August depending on the location. The l ...

Agrotis ripae

Agrotis ripae, the sand dart, is a moth of the family Noctuidae. The species was first described by Jacob Hubner in 1823. It is found in western Europe and North Africa and extends east across the Palearctic to steppe areas in Russia, Mongolia an ...

Agrotis spinifera

Agrotis spinifera, or Gregsons dart, is a moth of the family Noctuidae. The species was first described by Jacob Hubner in 1808. It is found in southern Europe, Arabia to southern Africa, Madagascar, Turkey, Iraq, Iran, Afghanistan, Pakistan, Kas ...

Agrotis trux

Agrotis trux, the crescent dart, is a moth of the family Noctuidae. The species was first described by Jacob Hubner in 1824. It has a circum-Mediterranean distribution and is found along the coasts of France, Ireland, England, southern Europe, Al ...

Aloeides

Aloeides, commonly called coppers, is a genus of butterflies in the family Lycaenidae. Most can be found in South Africa, but a few species occur as far north as Kenya.

Amauris

Amauris is a genus of nymphalid butterflies in the Danainae subfamily. Amauris niavius niavius, Amauris echeria jacksoni, and Amauris dominicanus are mimicked by Papilio dardanus females. Other mimics of Amauris are found among other species of P ...

Amorpha juglandis

Amorpha is a monotypic moth genus in the family Sphingidae erected by Jacob Hubner in 1809. Its only species, Amorpha juglandis, the walnut sphinx, was first described by James Edward Smith in 1797.

Amphion floridensis

Amphion floridensis, the Nessus sphinx, is a day-flying moth of the family Sphingidae. The species was named by Benjamin Preston Clark in 1920. It is the only member of the genus Amphion erected by Jacob Hubner in 1819. It lives throughout the ea ...

Anartia

Anartia is a genus of butterflies in family Nymphalidae, and subfamily Nymphalinae, found in tropical and subtropical areas in the Americas. The butterflies are known as peacocks, although the common European peacock is not in the same genus.

Ancylolomia

Palpi porrect stretched forward, thickly clothed with hair, and extending about three times the length of head. Maxillary palp triangularly scaled. Frons oblique. Abdomen long. Tibia with outer spurs about two-thirds lengths of inner. Forewings l ...

Ancyluris

Ancyluris aulestes Cramer, 1777 French Guiana, Guyana, Suriname, Bolivia, Colombia, Ecuador, Brazil, Peru. A. a. jocularis Stichel, 1909 Colombia, Ecuador. A. a. eryxo Saunders, 1859 Bolivia Peru. A. a. pandama Saunders, 1850 Brazil. Ancyluris ar ...

Anteros (butterfly)

Anteros aurigans Gallard & Brevignon, 1989 French Guiana Anteros cruentatus Stichel, 1911 Bolivia Anteros formosus Cramer, Suriname, Panama, Nicaragua, Brazil Anteros allectus Westwood, 1851 Costa Rica, Colombia, Ecuador, Brazil Anteros aerosus S ...

Anthocharis midea

Anthocharis midea, the falcate orangetip, is a North American butterfly that was described in 1809 by Jacob Hubner. It belongs to the family Pieridae, which is the white and sulphurs. These butterflies are mostly seen in the eastern United States ...

Apamea remissa

Apamea remissa, the dusky brocade, is a moth of the family Noctuidae. It is distributed throughout Europe and Turkey, ranging across the Palearctic ecozone to Siberia, Manchuria and Japan. It has also been reported from Alaska. Some authors consi ...

Apamea unanimis

Apamea unanimis, the small clouded brindle, is a moth of the family Noctuidae. The species was first described by Jacob Hubner in 1813. It is native to Europe, Turkey, Azerbaijan, and western Siberia. It has been introduced in North America and c ...

Aphnaeus

Aphnaeus hutchinsonii Trimen, 1887 Aphnaeus marci Collins & Larsen, 2008 Aphnaeus curlei Libert & Collins, 2013 Aphnaeus nimbaensis Safian, Libert & Collins, 2013 Aphnaeus jefferyi Hawker-Smith, 1928 Aphnaeus zanzibarensis Grose-Smith, 1889 Aphna ...

Aplocera praeformata

Aplocera praeformata, known as the purple treble-bar, is a species of moth in the family Geometridae. It is found from the Iberian Peninsula and France, through Western Europe, over Central Europe, to Russia. Its northernmost range is southern Fi ...

Aporia (butterfly)

Aporia genestieri Oberthur, 1902 Aporia tayiensis Yoshino, 1995 Aporia hastata Oberthur, 1892 Aporia lemoulti Bernardi, 1944 Aporia goutellei Oberthur, 1886 Aporia howarthi Bernardi, 1961 Aporia agathon Gray, 1831 – great blackvein Aporia delavay ...

Apotomis semifasciana

Apotomis semifasciana, the short-barred grey marble, is a moth of the family Tortricidae. It was first described by the English entomologist Adrian Hardy Haworth in 1811.

Appias (butterfly)

Appias, commonly called puffins or albatrosses, is a genus of butterflies in the butterfly subfamily Pierinae found in Africa and southern Asia.

Araschnia

Araschnia is a genus of the family Nymphalidae found in the East Palearctic. The seasonal polyphenism is very marked.

Archon (butterfly)

Archon is a genus of Palaearctic swallowtail butterflies in the subfamily Parnassiinae. Traditionally, only two species have been known: Archon apollinus and Archon apollinaris. Recent studies, however, have given specific status to a third taxon ...

Archonias

Archonias is a monotypic genus of butterflies in the family Pieridae. Archonias brassolis, the cattleheart white, is its sole species. It is found from Central America, south through most of South America. The wingspan is 56–65 mm for A. b. rubro ...

Arenostola phragmitidis

Arenostola phragmitidis, the fen wainscot, is a moth of the family Noctuidae. The species was first described by Jacob Hubner in 1803. It is found in most of Europe, western Siberia, Turkey, Iraq, Afghanistan, Central Asia and China.

Argyria (moth)

Argyria heringi Bleszynski, 1960 Argyria contiguella Zeller, 1872 Argyria schausella Dyar, 1913 Argyria auratellus Clemens, 1860 Argyria opposita Zeller, 1877 Argyria venatella Schaus, 1922 Argyria lucidellus Zeller, 1839 Argyria centrifugens Dya ...

Asterope (butterfly)

Listed alphabetically: Asterope sapphira Hubner, Asterope whitelyi Salvin, 1869 Asterope markii Hewitson, 1857 – dotted glory Asterope freyja Rober Asterope lugens Druce Asterope salvini Staudinger Asterope degandii Hewitson, 1858) – Hewitsons gl ...

Astraptes

Astraptes is the genus of flasher butterflies. They belong to the skipper butterfly subfamily Eudaminae, which was long included with the spread-winged skippers as a tribe. They are found in the Nearctic and Neotropical ecozones. Species include: ...