Bethylonymellus imperfectus (Latin) is a fossil species of stinging hymenoptera of the genus Bethylonymellus from the family Bethylonymidae . One of the oldest representatives of the suborder stalk stalk . Discovered in the Jurassic fossil remains ( Central Asia , Kazakhstan , Karabastau Formation, Callovian tier , Karatau-Mikhailovka, about 165 Ma). Body length 5.0 mm, front wing length 2.5 mm. View Bethylonymellus imperfectus was first described by a print in 1975 Soviet and Russian paleoentomologist Alexander Pavlovich Rasnitsyn ( PIN RAS , Moscow , Russia ) and is included in the genus Bethylonymellus fossil superfamily Bethylonymoidea , the root group for all stinging Hymenoptera ( Aculeata ) [1] [2] [3] .
| † Bethylonymellus imperfectus |
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| Scientific classification |
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| Kingdom: | Animals | | Type of: | Arthropods | | Class: | Insects | | Subclass: | Winged insects | | Infraclass: | New insects | | Squad: | Hymenoptera | | Suborder: | Stem-spine | | Superfamily: | † Bethylonymoidea | | Family: | † Bethylonymidae | | Rod: | † Bethylonymellus | | View: | † Bethylonymellus imperfectus |
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| Latin name |
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| Bethylonymellus imperfectus Rasnitsyn , 1975 |