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Satyrium behrii

Satyrium behrii, the Behrs hairstreak, is a butterfly of the family Lycaenidae. It is found in western North America from western Texas north and west through New Mexico, Arizona, and southern California to British Columbia. The wingspan is 24–32 ...

Shasta blue

Icaricia shasta, the Shasta blue, is a butterfly of the family Lycaenidae. It is found from the northwestern United States to southern Saskatchewan and Alberta. The wingspan is 20–22 mm. Adults are on wing from June to August. The larvae feed on ...

Speyeria atlantis

Speyeria atlantis, the Atlantis fritillary, is a butterfly of the family Nymphalidae of North America. It is from the Avalon Peninsula of Newfoundland and Labrador to northern British Columbia, across the northern United States south as far as Co ...

Acropora hemprichii

Acropora hemprichii is a species of acroporid coral that was first described by Christian Gottfried Ehrenberg in 1834. Found in shallow reefs in marine environments, this species occurs at depths of 3 to 15 m, and lives for between 13 and 24 year ...

Acropora microclados

Acropora microclados is a species of acroporid coral that was first described by Christian Gottfried Ehrenberg in 1834. Found in marine, tropical shallow reefs on the upper slopes, it is found at depths of 5 to 20 m. It is listed as a vulnerable ...

Amoebidae

The Amoebidae are a family of Amoebozoa, including naked amoebae that produce multiple pseudopodia of indeterminate length. These are roughly cylindrical with granular endoplasm and no subpseudopodia, as found in other members of the class Tubuli ...

Arcella

Arcella is a genus of testate amoebae in the order Arcellinida, usually found in freshwaters and mosses, and rarely in soils. A key characteristic of Arcella is the circular test with a hole on its center from where finger-like pseudopods emerge. ...

Bacterium (genus)

The genus Bacterium was a taxon described in 1828 by Christian Gottfried Ehrenberg. The type species was later changed from Bacterium triloculare to Bacterium coli as it was lost. In 1951 and then in 1954 it was recognised as a nomen generum reji ...

Egyptian weasel

The Egyptian weasel is so similar to the least weasel M. nivalis that only in 1992, it was suggested to be a separate species. However, results of a phylogenetic study indicate that mitochondrial DNA supports the Egyptian weasel to be a subspecie ...

Euglena

Euglena is a genus of single cell flagellate eukaryotes. It is the best known and most widely studied member of the class Euglenoidea, a diverse group containing some 54 genera and at least 800 species. Species of Euglena are found in freshwater ...

Greater blue-eared starling

The greater blue-eared starling or greater blue-eared glossy-starling is a bird that breeds from Senegal east to Ethiopia and south through eastern Africa to northeastern South Africa and Angola. It is a very common species of open woodland bird, ...

Gyrosmilia

Gyrosmilia is a monotypic genus of large polyp stony coral. It is represented by a single speceies, Gyrosmilia interrupta. It was first described by Christian Gottfried Ehrenberg in 1834 as Manicina interruptai.

Lobophyllia hemprichii

Lobophyllia hemprichii, commonly called lobed brain coral, lobed cactus coral or largebrain root coral, is a species of large polyp stony coral in the family Lobophylliidae. It is found in the Indo-Pacific Ocean. In its specific name Christian Go ...

Platygyra lamellina

Platygyra lamellina, the hard brain coral, is a species of colonial stony coral in the family Merulinidae. It occurs on reefs in shallow water in the Indo-Pacific region. The International Union for Conservation of Nature has assessed its conserv ...

Sarcopodium

Sarcopodium is a genus of anamorphic fungi in the division Ascomycota. It was described by German naturalist Christian Gottfried Ehrenberg in 1818. Species in the genus include: Sarcopodium coffeanum Sarcopodium saccardoanum Sarcopodium synnemato ...

Sebae anemone

The sebae anemone, also known as leathery sea anemone, long tentacle anemone, or purple tip anemone, is a species of sea anemone belonging to the family Stichodactylidae and native to the Indo-Pacific area.

Suncus

Andersons shrew, S. stoliczkanus Black shrew, S. ater Days shrew, S. dayi Greater dwarf shrew, S. lixus Malayan pygmy shrew, S. malayanus Sri Lankan shrew, S. fellowesgordoni Lesser dwarf shrew, S. varilla Remys pygmy shrew, S. remyi Asian highla ...

Alosa caspia

Alosa caspia is a species of clupeid fish, one of the species of shad endemic to the Caspian Sea basin. FishBase treats separately three subspecies from the Caspian: Enzeli shad, Alosa caspia knipowitschi Iljin, 1927 Astrabad shad, Alosa caspia p ...

Atypus affinis

It is found in Europe Netherlands, Germany and southern England, but ranging as far north as southern Sweden and as far south as North Africa. Its hidden lifestyle makes it a rarely seen species. It is the only British mygalomorph spider. The pur ...

Deuterosaurus

Skulls of Deuterosaurus are well known from several finds. They were around 80 cm long 2 ft 6 in with a long snout and conical teeth. Like all anteosaurs, the skull possessed long, dagger-like canine teeth. The skull was rather short for an anteo ...

Platyceps najadum

Platyceps najadum, known commonly as Dahls whip snake, the slender whip snake, and the Zagros whip snake, is a species of snake in the family Colubridae.

Hyphessobrycon megalopterus

The black phantom tetra, or simply phantom tetra, is a small freshwater fish of the characin family of order Characiformes. It is native to the upper Paraguay basin and upper Madeira basin in Brazil and Bolivia. It is commonly seen in the aquariu ...

Chasmocranus

There are currently 10 recognized species in this genus: Chasmocranus lopezi P. Miranda-Ribeiro, 1968 Chasmocranus brachynemus A. L. Gomes & Schubart, 1958 Chasmocranus chimantanus Inger, 1956 Chasmocranus longior C. H. Eigenmann, 1912 Chasmocran ...

Cheirocerus

There are currently three recognized species in this genus: Cheirocerus eques Eigenmann, 1917 Cheirocerus abuelo Schultz, 1944 Cheirocerus goeldii Steindachner, 1908

Corymbophanes

Corymbophanes is a genus of armored catfish native to South America where they are only known from Guyana. Corymbophanes was originally placed in its own tribe Corymbophanini, but the first comprehensive molecular phylogenetic analysis of the sub ...

Diplomystidae

Diplomystidae, the velvet catfishes, are a family of primitive catfishes endemic to freshwater habitats in Argentina and Chile in southern South America. It currently contains six species in two genera.

Duopalatinus

There are currently two recognized species in this genus: Duopalatinus peruanus Eigenmann & Allen, 1942 Duopalatinus emarginatus Valenciennes, 1840 Duopalatinus is classified under the Calophysus-Pimelodus clade". Within this clade, it is conside ...

Entomocorus

Entomocorus was first described by Carl H. Eigenmann in 1917 with E. benjamini as type species by monotypy. Only a few phylogenetic diagnoses have been presented since. Entomocorus is included as the basal member in the Auchenipterus -Group by Ca ...

Farlowella

Farlowella is a genus of fish in the family Loricariidae native to South America. This genus is broadly distributed in Amazon, Orinoco, Parana and coastal rivers of the Guyana Shield. It is absent from the Pacific slope of the Andes and from the ...

Hassar (fish)

There are currently five recognized species in this genus: Hassar gabiru Birindelli, Fayal & Wosiacki, 2011 Hassar orestis Steindachner, 1875 Hassar affinis Steindachner, 1881 Hassar shewellkeimi Sabaj Perez & Birindelli, 2013 Hassar wilderi Kind ...

Hemipsilichthys

Hemipsilichthys is a genus of catfishes belonging to the family Loricariidae. These wide-mouthed freshwater catfishes are restricted to southeast Brazil in the Paraiba do Sul, Perequê-Açu and Taquari river basins. Hemipsilichthys, along with Delt ...

Henonemus

Though the monophyly of Henonemus has previously been in doubt, leading to this genus being placed in synonymy with Stegophilus. However, monophyly has been argued for in 2006 and the genus was also recognized in a 2007 checklist of catfishes.

Hisonotus

Hisonotus is a genus of armored catfishes native to South America. Species of Hisonotus and Curculionichthys are the only representatives of the subfamily Otothyrinae having serrae on the posterior edge of the pectoral fin spine. These species ar ...

Homodiaetus

There are currently four recognized species in this genus: Homodiaetus passarellii Miranda-Ribeiro, 1944 Homodiaetus graciosa Koch, 2002 Homodiaetus anisitsi Eigenmann & Ward, 1907 Homodiaetus banguela Koch, 2002

Hypoptopomatinae

The Hypoptopomatinae are a subfamily of catfishes of the family Loricariidae, composed of 17 genera and approximately 80 species. This subfamily represents about one-tenth of all loricariid species. It has been divided into two tribes, Hypoptopom ...

Iheringichthys

There are currently three recognized species in this genus: Iheringichthys megalops Eigenmann & Ward, 1907 Iheringichthys labrosus Lutken, 1874 Iheringichthys syi Azpelicueta & Britski, 2012

Ilyodon

Ilyodon is a genus of splitfins found in the Pacific slope river basins of Balsas, Tuxpan, Purificacion, Chacala, Armeria and Ameca in western Mexico.

Imparfinis

There are currently 22 recognized species in this genus: Imparfinis timana Ortega-Lara, Milani, DoNascimiento, Villa-Navarro & Maldenado-Ocampo, 2011 Imparfinis microps C. H. Eigenmann & Fisher, 1916 Imparfinis lineatus W. A. Bussing, 1970 Imparf ...

Limatulichthys griseus

Limatulichthys griseus, is a species of catfish in the family Loricariidae. This species is native to Brazil, Colombia, Ecuador, Guyana and Peru where it is widely distributed in the Amazon basin and in the Essequibo River drainage. It is also kn ...

Lithogenes

Lithogenes is a genus of South American catfish of the family Loricariidae. It is the only genus within the subfamily Lithogeneinae.

Lithoxus

There are currently eight recognized species in this genus: Lithoxus lithoides C. H. Eigenmann, 1912 Lithoxus boujardi So. Muller & Isbrucker, 1993 Lithoxus jantjae Lujan, 2008 Lithoxus surinamensis Boeseman, 1982 Lithoxus stocki Nijssen & Isbruc ...

Luciopimelodus

Luciopimelodus pati is a South American species of freshwater long-whiskered catfish that inhabits the basin of the Rio de la Plata and the Blanco River of Argentina, Brazil and Paraguay. Its scientific name originates from its common name pati, ...

Megalodoras uranoscopus

The giant talking catfish or giant raphael catfish is a species of thorny catfish that is native to the Amazon Basin in Bolivia, Brazil, Colombia, Ecuador and Peru. This species grows to a length of 60 centimetres SL and a maximum weight of 4.6 k ...

Microglanis

Microglanis is a genus of fish in the family Pseudopimelodidae native to South America. This genus has the widest distribution within its family, with species ranging from the Guianas to Venezuela; western slope of the Andes in Ecuador and Peru t ...

Moenkhausia

Moenkhausia is a genus of freshwater fish in the family Characidae native to tropical and subtropical South America. These are medium-sized tetras where the largest species only reach around 12 cm. The diamond tetra and red-eye tetra, which are c ...

Morpho didius

Morpho didius, the giant blue morpho, is a Neotropical butterfly belonging to the subfamily Morphinae of family Nymphalidae. It is considered, by some authors, to be a subspecies of Morpho menelaus.

Neoplecostomus

Neoplecostomus is a genus of fish in the family Loricariidae native to South America. Neoplecostomus can be distinguished from all other loricariids by a modified shield of small plates on the abdomen with posteriorly directed odontodes; the shie ...

Stenobrachius leucopsarus

The northern lampfish, also known as smallfin lanternfish, is a small oceanic fish in the family Myctophidae. First described by husband and wife ichthyologists Carl H. and Rosa Smith Eigenmann in 1890, it is named for the numerous small round ph ...

Ochmacanthus

Ochmacanthus is a genus of pencil catfishes native to South America. These species are distributed in South America. O. alternus and O. orinoco originate from the Rio Negro and Orinoco River basins of Brazil and Venezuela. O. batrachstoma inhabit ...

Oxyropsis

Oxyropsis is a genus of fish in the family Loricariidae native to South America. These species are distinguished by the presence of a single row of enlarged odontodes along the trunk midline lying adjacent and immediately dorsal to, the lateral l ...