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Larainae
Larainae is a subfamily of riffle beetles in the family Elmidae. There are more than 20 genera and 160 described species in Larainae. Genera These 28 genera belong to the subfamily Larainae: * '' Disersus'' Sharp, 1882 * '' Dryopomorphus'' Hamilton, 1936 * '' Hexanchorus'' Sharp, 1882 * '' Hispaniolara'' Brown, 1981 * '' Hydora'' Broun, 1882 * '' Hydrethus'' Fairmaire, 1889 * '' Hypsilara'' Maier & Spangler, 2011 * '' Jaechomorphus'' Kodada, 1993 * '' Laorina'' Jäch, 1997 * ''Lara'' LeConte, 1852 * '' Microlara'' Jäch, 1993 * '' Neblinagena'' Spangler, 1985 * '' Omotonus'' Delève, 1963 * '' Ovolara'' Brown, 1981 * '' Parapotamophilus'' Brown, 1981 * '' Phanoceroides'' Hinton, 1939 * '' Phanocerus'' Sharp, 1882 * '' Pharceonus'' Spangler & Santiago-Fragoso, 1992 * '' Potamocares'' Grouvelle, 1920 * '' Potamodytes'' Grouvelle, 1896 * '' Potamogethes'' Delève, 1963 * '' Potamolatres'' Delève, 1963 * '' Potamophilinus'' Grouvelle, 1896 * '' Potamophilops'' Grouvelle, 1896 * '' P ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Riffle Beetle
Elmidae, commonly known as riffle beetles, is a family of beetles in the superfamily Byrrhoidea described by John Curtis in 1830. Both adults and larvae are usually aquatic, living under rocks in fast-flowing shallow areas of streams, such as riffles, feeding on algae and biofilms. There are more than 150 genera and 1,500 described species in Elmidae. The oldest record of the group is '' Cretohypsilara'' from the Cenomanian aged Burmese amber Burmese amber, also known as Burmite or Kachin amber, is amber from the Hukawng Valley in northern Myanmar. The amber is dated to around 100 million years ago, during the latest Albian to earliest Cenomanian ages of the mid-Cretaceous period. The .... See also * List of Elmidae genera References Further reading * * * * * External links * Polyphaga families {{Elmidae-stub ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Elmidae
Elmidae, commonly known as riffle beetles, is a family (biology), family of beetles in the superfamily Byrrhoidea described by John Curtis (entomologist), John Curtis in 1830. Both adults and larvae are usually aquatic, living under rocks in fast-flowing shallow areas of streams, such as Riffle, riffles, feeding on algae and biofilms. There are more than 150 genera and 1,500 described species in Elmidae. The oldest record of the group is ''Cretohypsilara'' from the Cenomanian aged Burmese amber. See also * List of Elmidae genera References Further reading * * * * * External links * Elmidae, Polyphaga families {{Elmidae-stub ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Roraima (beetle)
Roraima (, ) is one of the 26 states of Brazil. Located in the country's North Region, it is the northernmost and most geographically and logistically isolated state in Brazil. It is bordered by the state of Pará to the southeast, Amazonas to the south and west, Venezuela to the north and northwest, and Guyana to the east. The state covers an area of approximately , slightly larger than Belarus, being the fourteenth largest Brazilian state by area. The city of Boa Vista is the capital and largest city in the state, and is the only capital in the country located entirely in the Northern Hemisphere. Antônio Denarium, a member of the conservative Progressistas party, has been the governor of the state since 2019. Roraima is the least populous state in Brazil, with an estimated population of 631,181 inhabitants as of 2020. It is also the state with the lowest population density in Brazil, with 2.01 inhabitants per square kilometre. Its economy, based mainly on the tertia ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
