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Leptophlebiidae is a family belonging to the Ephemeropterans that are commonly known as the prong-gilled mayflies or leptophlebiids.It is the only family in the superfamily Leptophlebioidea. [1]
The mayfly has come to symbolise the transitoriness and brevity of life. [74] The English poet George Crabbe, known to have been interested in insects, [75] compared the brief life of a newspaper with that of mayflies, both being known as "Ephemera", [76] things that live for a day: [77]
Many of these countries, while retaining strong British English or American English influences, have developed their own unique dialects, which include Indian English and Philippine English. Chief among other native English dialects are Canadian English and Australian English, which rank third and fourth in the number of native speakers. [4]
Styliform and ventrally directed abdominal gills are developed on abdominal segments 1-7. These gills are composed of a broader, more strongly sclerotized basal part and a slender and rather membranous distal part. The gills articulate dorsally within the abdominal tergites that are distinctly separated from the ventral sternites. The caudal ...
Language portal; This category contains both accents and dialects specific to groups of speakers of the English language. General pronunciation issues that are not specific to a single dialect are categorized under the English phonology category.
The earliest varieties of an English language, collectively known as Old English or "Anglo-Saxon", evolved from a group of North Sea Germanic dialects brought to Britain in the 5th century. Old English dialects were later influenced by Old Norse-speaking Viking invaders and settlers, starting in the 8th and 9th centuries.
Caenidae, is a family of mayflies, sometimes called "small squaregill mayflies".Species are found throughout the world in lotic, depositional environments, and they are sprawlers. [2]
Epeorus sylvicola is a species of mayfly belonging to the family Heptageniidae. [1] The species is found in Europe and Western Asia. [1] The larvae typically inhabit fast flowing waters and have rigid gill plates. [2]