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Eurybia Elvina
''Eurybia elvina'', commonly known as the blind eurybia, is a Neotropical metalmark butterfly. Like many other riodinids, the caterpillars are myrmecophilous and have tentacle nectary organs that exude a fluid similar to that produced by the host plant ''Calathea ovandensis''. This mutualistic relationship allows ants to harvest the exudate, and in return provide protection in the form of soil shelters for larvae. The larvae communicate with the ants by vibrations produced by the movement of its head. The species was described and given its binomial name by the German lepidopterist Hans Stichel in 1910. Life cycle As in all butterflies, ''E. elvina'' are holometabolous and have four distinct development stages: egg, larva, pupa and adult. It takes a total of 45 days for an adult to eclose from an egg. Egg The females lay the eggs on the upper surface of leaves, leaf petioles, or on the inflorescence of neotropical plants such as ''Calathea ovandensis''. The eggs are not l ...
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Hans Ferdinand Emil Julius Stichel
Hans Ferdinand Emil Julius Stichel (16 February 1862 – 2 October 1936, in Berlin) was a German entomologist who specialised in Lepidoptera. Stichel was born in Wronke, Prussian Province of Posen (Wronki, Poland) and attended the ''Royal Realgymnasium'' of Berlin. In May 1882, he started to study philosophy at the Friedrich-Wilhelm University Berlin. After the death of his father he had to stop his studies in 1883 for financial reasons. Stichel then began a career as a railway Rail transport (also known as train transport) is a means of transport that transfers passengers and goods on wheeled vehicles running on rails, which are incorporated in tracks. In contrast to road transport, where the vehicles run on a pre ... civil servant becoming director of railway materials first class in 1893. In 1921, he became a higher inspector and in 1922 Director of the office in Berlin. From 1892, he devoted his spare time to the publication of entomological reviews. From 1912 to 1923, ...
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Molt
In biology, moulting (British English), or molting (American English), also known as sloughing, shedding, or in many invertebrates, ecdysis, is the manner in which an animal routinely casts off a part of its body (often, but not always, an outer layer or covering), either at specific times of the year, or at specific points in its life cycle. In medieval times it was also known as "mewing" (from the French verb "muer", to moult), a term that lives on in the name of Britain's Royal Mews where the King's hawks used to be kept during moulting time before becoming horse stables after Tudor times. Moulting can involve shedding the epidermis (skin), pelage (hair, feathers, fur, wool), or other external layer. In some groups, other body parts may be shed, for example, the entire exoskeleton in arthropods, including the wings in some insects. Examples In birds In birds, moulting is the periodic replacement of feathers by shedding old feathers while producing new ones. Feathers are ...
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Riodininae
__NOTOC__ Riodininae is the largest of the three subfamilies within the metalmark butterfly family, Riodinidae. Classification Riodininae contains the following tribes: * Befrostiini Grishin, 2019 * Calydnini Seraphim, Freitas & Kaminski, 2018 * Dianesiini Seraphim, Freitas & Kaminski, 2018 * Emesidini Seraphim, Freitas & Kaminski, 2018 *Eurybiini Reuter, 1896 *Helicopini Reuter 1897 *Nymphidiini Bates, 1859 * Riodinini Grote, 1895 * Sertaniini Seraphim, Freitas & Kaminski, 2018 *Symmachiini The Symmachiini are a tribe of metalmark butterflies (family Riodinidae). Genera As numerous Riodinidae genera Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruse ... Bates, 1859 References Further reading * Glassberg, Jeffrey ''Butterflies through Binoculars, The West'' (2001) * Guppy, Crispin S. and Shepard, Jon H. ''Butterflies of British Columbia'' (2001) * James, David G. and Nunnallee, David ''Li ...
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Neotropical Realm Fauna
The Neotropical realm is one of the eight biogeographic realms constituting Earth's land surface. Physically, it includes the tropical terrestrial ecoregions of the Americas and the entire South American temperate zone. Definition In biogeography, the Neotropic or Neotropical realm is one of the eight terrestrial realms. This realm includes South America, Central America, the Caribbean islands, and southern North America. In Mexico, the Yucatán Peninsula and southern lowlands, and most of the east and west coastlines, including the southern tip of the Baja California Peninsula are Neotropical. In the United States southern Florida and coastal Central Florida are considered Neotropical. The realm also includes temperate southern South America. In contrast, the Neotropical Floristic Kingdom excludes southernmost South America, which instead is placed in the Antarctic kingdom. The Neotropic is delimited by similarities in fauna or flora. Its fauna and flora are distinct fr ...
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Fire Ant
Fire ants are several species of ants in the genus ''Solenopsis'', which includes over 200 species. ''Solenopsis'' are stinging ants, and most of their common names reflect this, for example, ginger ants and tropical fire ants. Many of the names shared by this genus are often used interchangeably to refer to other species of ant, such as the term red ant, mostly because of their similar coloration despite not being in the genus Solenopsis. Both ''Myrmica rubra ''Myrmica rubra'', also known as the common red ant or erroneously the European fire ant, is a species of ant of the genus '' Myrmica'', found all over Europe and is now invasive in some parts of North America and Asia. It is mainly red in colou ...'' and ''Pogonomyrmex barbatus'' are common examples of non-Solenopsis ants being termed red ants. None of these names apply to all species of ''Solenopsis'' nor only to ''Solenopsis'' species; for example the colloquial names for several species of weaver ants in the genus ...
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Paratrechina
''Paratrechina'' is one of seven ant Genus, genera (alongside ''Euprenolepis, Nylanderia, Paraparatrechina, Prenolepis, Pseudolasius,'' and ''Zatania'') in the Prenolepis genus-group, ''Prenolepis'' genus-group from the subfamily Formicinae (Tribe (biology), tribe Lasiini). Six species are included in ''Paratrechina''; one of which, the longhorn crazy ant (''Longhorn crazy ant, Paratrechina longicornis''), is a widespread, pantropical Pest (organism), pest. Species * ''Paratrechina ankarana'' LaPolla & Fisher, 2014 * ''Paratrechina antsingy'' LaPolla & Fisher, 2014 * ''Paratrechina kohli'' (Forel, 1916) * ''Paratrechina longicornis'' (Latreille, 1802) * ''Paratrechina umbra'' (Zhou & Zheng, 1998) * ''Paratrechina zanjensis'' LaPolla, Hawkes & Fisher, 2013 Distribution Most ''Paratrechina'' species are native to Sub-Saharan Africa and Madagascar, but one species, ''Paratrechina umbra'', has only been found in southern China and is native to Southeast Asia. The only species foun ...
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Electric Ant
The little fire ant (''Wasmannia auropunctata''), also known as the electric ant, is a small (approx long), light to golden brown (ginger) social ant native to Central and South America, now spread to parts of Africa (including Gabon and Cameroon), Taiwan, North America, Puerto Rico, Israel, Cuba, and six Pacific Island groups (including the Galápagos Islands, Hawaii, New Caledonia and the Solomon Islands) plus north-eastern Australia ( Cairns).Electric ant (''Wasmannia auropunctata'') webpage
Accessed 7 March 2009
It is a very harmful invasive species. The name, electric ant (or little fire ant), derives from the ant's painful sting relative to its size.
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Commensalism
Commensalism is a long-term biological interaction (symbiosis) in which members of one species gain benefits while those of the other species neither benefit nor are harmed. This is in contrast with mutualism, in which both organisms benefit from each other; amensalism, where one is harmed while the other is unaffected; parasitism, where one is harmed and the other benefits, and parasitoidism, which is similar to parasitism but the parasitoid has a free-living state and instead of just harming its host, it eventually ends up killing it. The commensal (the species that benefits from the association) may obtain nutrients, shelter, support, or locomotion from the host species, which is substantially unaffected. The commensal relation is often between a larger host and a smaller commensal; the host organism is unmodified, whereas the commensal species may show great structural adaptation consistent with its habits, as in the remoras that ride attached to sharks and other fishes. Remo ...
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Proboscis
A proboscis () is an elongated appendage from the head of an animal, either a vertebrate or an invertebrate. In invertebrates, the term usually refers to tubular mouthparts used for feeding and sucking. In vertebrates, a proboscis is an elongated nose or snout. Etymology First attested in English in 1609 from Latin , the latinisation of the Ancient Greek (), which comes from () 'forth, forward, before' + (), 'to feed, to nourish'. The plural as derived from the Greek is , but in English the plural form ''proboscises'' occurs frequently. Invertebrates The most common usage is to refer to the tubular feeding and sucking organ of certain invertebrates such as insects (e.g., moths, butterflies, and mosquitoes), worms (including Acanthocephala, proboscis worms) and gastropod molluscs. Acanthocephala The Acanthocephala or thorny-headed worms, or spiny-headed worms are characterized by the presence of an eversible proboscis, armed with spines, which it uses to pierce and ...
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Eurybia (butterfly)
''Eurybia'' is a Neotropical genus of metalmark butterflies found from Mexico to Bolivia. Description The body is very slender, the head small, the thorax long, the abdomen in both sexes bilaterally compressed, thin and pointed. The wings are entire, the hindwings with a round border, only in a somewhat deviating group the forewings are pointed falciformly at the apex. The ground colour is above dark brown, the border of the hindwing often with a ruddle-red tinge. Only in one case ('' Eurybia latifasciata'' (Hewitson, 1870) the wing is traversed by a broad white band (in a species flying together with just the same banded species of other genera ('' Mesosemia''). The forewings mostly exhibit at the cell-end an eyespot or ringspot. Head broad, forehead broad and flat, eyes of medium size, naked, slightly convex, palpi bent up in front of the face, not projecting, but often brightly coloured; second joint more than twice as long as the first one, the third a minute knob. Antennae ...
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Prothoracic
The prothorax is the foremost of the three segments in the thorax of an insect, and bears the first pair of legs. Its principal sclerites (exoskeletal plates) are the pronotum (dorsal), the prosternum (ventral), and the propleuron (lateral) on each side. The prothorax never bears wings in extant insects (except in some cases of atavism), though some fossil groups possessed wing-like projections. All adult insects possess legs on the prothorax, though in a few groups (e.g., the butterfly family Nymphalidae) the forelegs are greatly reduced. In many groups of insects, the pronotum is reduced in size, but in a few it is hypertrophied, such as in all beetles (Coleoptera). In most treehoppers (family Membracidae, order Hemiptera), the pronotum is expanded into often fantastic shapes that enhance their camouflage or mimicry. Similarly, in the Tetrigidae, the pronotum is extended backward to cover the flight wings, supplanting the function of the tegmina. See also *Glossary of entomolo ...
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