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Meganisoptera is an extinct order of large dragonfly-like insects, informally known as griffenflies or (incorrectly) as giant dragonflies. The order was formerly named Protodonata , the "proto-Odonata", for their similar appearance and supposed relation to modern Odonata ( damselflies and dragonflies ).
The genus belongs to the Meganeuridae, a family including other similarly giant dragonfly-like insects ranging from the Late Carboniferous to Middle Permian. With single wing length reaching 32 centimetres (13 in) [ 1 ] and a wingspan about 65–75 cm (2.13–2.46 ft), [ 2 ] [ 3 ] [ 4 ] M. monyi is one of the largest-known flying insect species .
Related to modern orthopterans, Triassic insects of the extinct suborder of Titanoptera [9] surpassed them in size. The wingspan of Gigatitan vulgaris was as large as of 40 centimetres (16 in). [10] Clatrotitan andersoni also reached a huge size, having a forewing of 13.8 centimetres (5.4 in) long. [11]
The Odonatoptera are a superorder (sometimes treated as an order) of ancient winged insects, placed in the probably paraphyletic group Palaeoptera.The dragonflies and damselflies (which are placed in the subgroup Odonata) are the only living members of this group, which was far more diverse in the late Paleozoic and contained gigantic species, including the griffinflies (colloquially called ...
Articles relating to the Meganisoptera (griffinflies), an extinct order of very large to gigantic insects. The order was formerly named Protodonata, the "proto-Odonata", for their similar appearance and supposed relation to modern Odonata (damselflies and dragonflies).
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Meganeuridae is an extinct family of griffinfly in the order Meganisoptera. There are more than 20 genera and 50 described species in Meganeuridae. This family contain the genus Meganeuropsis, which is one of the largest known insects. [1] [2]
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