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Mayfly - Wikipedia ... Mayfly
Baetidae is a family of mayflies with about 1000 described species in 110 genera distributed worldwide. [1] These are among the smallest of mayflies, adults rarely exceeding 10 mm in length excluding the two long slender tails and sometimes much smaller, and members of the family are often referred to as small mayflies or small minnow mayflies.
Hexagenia limbata. (Serville, 1829) [1] Hexagenia limbata, the giant mayfly, is a species of mayfly in the family Ephemeridae. It is native to North America where it is distributed widely near lakes and slow-moving rivers. [2] The larvae, known as nymphs, are aquatic and burrow in mud and the adult insects have brief lives.
Siphlonuridae, also known as the primitive minnow mayfly is a family of insects belonging to the order Ephemeroptera. They are adapted to cool waters. Taxonomy. The family is divided into the following extant genera: Ameletoides Tillyard, 1933; Edmundsius Day, 1953; Parameletus Bengtsson, 1908; Siphlonisca Needham, 1909; Siphlonurus Eaton, 1868
Ephemerellidae are known as the spiny crawler mayflies. They are a family of the order Ephemeroptera. There are eight genera consisting of a total 90 species (Merritt & Cummins). They are distributed throughout North America as well as the UK. Their habitat is lotic-erosional, they are found in all sizes of flowing streams on different types of ...
The Heptageniidae (synonym: Ecdyonuridae) are a family of mayflies with over 500 described species mainly distributed in the Holarctic, Oriental, and Afrotropical regions, and also present in the Central American Tropics and extreme northern South America. [1] The group is sometimes referred to as flat-headed mayflies or stream mayflies.
Leptophlebia marginata. ( Linnaeus, 1767) Subimago of L. marginata. Leptophlebia marginata, the sepia dun, is a species of mayfly in the family Leptophlebiidae. It is native to Europe and North America where it is distributed widely near lakes, ponds and slow-moving streams. The larvae, which are known as nymphs, are aquatic.
Leptophlebiid larvae live in freshwater streams and lakes eating detritus and/or algae. North American species generally cling to rocks, few physiologically equipped for skilled swimming. Like all Ephemeropteran larvae, fragile gills line the lateral margins of their abdomen .