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Descriptor English: Ephemeroptera
Descriptor Spanish: Ephemeroptera
Descriptor Ephemeroptera
Scope note: Orden de INSECTOS acuáticos que comprende alrededor de 2.500 especies distribuidas por todo el mundo. Es el único grupo de insectos con dos etapas de vuelo, cada una de ellas con relativamente grandes alas delanteras. La etapa inmadura denominada náyade o ninfa dura un año en agua dulce, y la etapa adulta es efímera, pues dura entre varios minutos y un día, dependiendo de las especies. El orden Ephemeroptera incluye a las moscas de mayo (también conocidas como efímeras).
Descriptor Portuguese: Ephemeroptera
Descriptor French: Ephemeroptera
Entry term(s): Mayflies
Mayfly
Tree number(s): B01.050.500.131.617.720.750.500
RDF Unique Identifier: https://id.nlm.nih.gov/mesh/D065133
Scope note: An Order of aquatic INSECTS comprising about 2,500 species worldwide. It is the only insect group with two flying stages, each with relatively large forewings. The immature stage called "naiad" or "nymph" lasts one year in fresh water, and the adult stage is shortlived, lasting from a few minutes to a few days, depending on the species. The Ephemeroptera includes mayflies (also called shadflies)
Annotation: for killing Ephemeroptera with insecticides, see note at INSECTICIDES
Allowable Qualifiers: AH anatomy & histology
CH chemistry
CL classification
CY cytology
DE drug effects
EM embryology
EN enzymology
GD growth & development
GE genetics
IM immunology
ME metabolism
MI microbiology
PH physiology
PS parasitology
PY pathogenicity
RE radiation effects
UL ultrastructure
VI virology
Previous Indexing: Insects (1963-2014)
Public MeSH Note: 2015
History Note: 2015
DeCS ID: 55543
Unique ID: D065133
Documents indexed in the Virtual Health Library (VHL): Click here to access the VHL documents
Date Established: 2015/01/01
Date of Entry: 2014/06/26
Revision Date: 2017/06/20
Ephemeroptera - Preferred
Concept UI M0587501
Scope note An Order of aquatic INSECTS comprising about 2,500 species worldwide. It is the only insect group with two flying stages, each with relatively large forewings. The immature stage called "naiad" or "nymph" lasts one year in fresh water, and the adult stage is shortlived, lasting from a few minutes to a few days, depending on the species. The Ephemeroptera includes mayflies (also called shadflies)
Preferred term Ephemeroptera
Entry term(s) Mayflies
Mayfly



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