New Cretaceous antlion-like lacewings promote a phylogenetic reappraisal of the extinct myrmeleontoid family Babinskaiidae

Abstract Babinskaiidae is an extinct family of the lacewing superfamily Myrmeleontoidea, currently only recorded from the Cretaceous. The phylogenetic position of this family is elusive, with inconsistent inferences in previous studies. Here we report on three new genera and species of Babinskaiidae...

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Main Authors: Xiumei Lu, Bo Wang, Xingyue Liu
Format: Article
Language:English
Published: Nature Portfolio 2021-08-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-021-95946-z
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author Xiumei Lu
Bo Wang
Xingyue Liu
author_facet Xiumei Lu
Bo Wang
Xingyue Liu
author_sort Xiumei Lu
collection DOAJ
description Abstract Babinskaiidae is an extinct family of the lacewing superfamily Myrmeleontoidea, currently only recorded from the Cretaceous. The phylogenetic position of this family is elusive, with inconsistent inferences in previous studies. Here we report on three new genera and species of Babinskaiidae from the mid-Cretaceous Kachin amber of Myanmar, namely Calobabinskaia xiai gen. et sp. nov., Stenobabinskaia punctata gen. et sp. nov., and Xiaobabinskaia lepidotricha gen. et sp. nov. These new babinskaiids are featured by having specialized characters, such as the rich number of presectoral crossveins and the presence of scaly setae on forewing costal vein, which have not yet been found in this family. The exquisite preservation of the Kachin amber babinskaiids facilitate a reappraisal of the phylogenetic placement of this family based on adult morphological characters. Our result from the phylogenetic inference combining the data from fossil and extant myrmeleontoids recovered a monophyletic clade composed of Babinskaiidae and another extinct family Cratosmylidae, and further assigned this clade to be sister group to a clade including Nemopteridae, Palaeoleontidae, and Myrmeleontidae. Babinskaiidae appears to be a transitional lineage between Nymphidae and advanced myrmeleontoids, with ancient morphological diversification.
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spelling doaj.art-1a668751339d4e139abf87bde0ce60022022-12-21T23:09:35ZengNature PortfolioScientific Reports2045-23222021-08-0111111810.1038/s41598-021-95946-zNew Cretaceous antlion-like lacewings promote a phylogenetic reappraisal of the extinct myrmeleontoid family BabinskaiidaeXiumei Lu0Bo Wang1Xingyue Liu2Institute of Ecological and Environmental Protection, Shanghai Academy of Agricultural SciencesState Key Laboratory of Palaeobiology and Stratigraphy, Nanjing Institute of Geology and Palaeontology and Center for Excellence in Life and Paleoenvironment, Chinese Academy of SciencesDepartment of Entomology, China Agricultural UniversityAbstract Babinskaiidae is an extinct family of the lacewing superfamily Myrmeleontoidea, currently only recorded from the Cretaceous. The phylogenetic position of this family is elusive, with inconsistent inferences in previous studies. Here we report on three new genera and species of Babinskaiidae from the mid-Cretaceous Kachin amber of Myanmar, namely Calobabinskaia xiai gen. et sp. nov., Stenobabinskaia punctata gen. et sp. nov., and Xiaobabinskaia lepidotricha gen. et sp. nov. These new babinskaiids are featured by having specialized characters, such as the rich number of presectoral crossveins and the presence of scaly setae on forewing costal vein, which have not yet been found in this family. The exquisite preservation of the Kachin amber babinskaiids facilitate a reappraisal of the phylogenetic placement of this family based on adult morphological characters. Our result from the phylogenetic inference combining the data from fossil and extant myrmeleontoids recovered a monophyletic clade composed of Babinskaiidae and another extinct family Cratosmylidae, and further assigned this clade to be sister group to a clade including Nemopteridae, Palaeoleontidae, and Myrmeleontidae. Babinskaiidae appears to be a transitional lineage between Nymphidae and advanced myrmeleontoids, with ancient morphological diversification.https://doi.org/10.1038/s41598-021-95946-z
spellingShingle Xiumei Lu
Bo Wang
Xingyue Liu
New Cretaceous antlion-like lacewings promote a phylogenetic reappraisal of the extinct myrmeleontoid family Babinskaiidae
Scientific Reports
title New Cretaceous antlion-like lacewings promote a phylogenetic reappraisal of the extinct myrmeleontoid family Babinskaiidae
title_full New Cretaceous antlion-like lacewings promote a phylogenetic reappraisal of the extinct myrmeleontoid family Babinskaiidae
title_fullStr New Cretaceous antlion-like lacewings promote a phylogenetic reappraisal of the extinct myrmeleontoid family Babinskaiidae
title_full_unstemmed New Cretaceous antlion-like lacewings promote a phylogenetic reappraisal of the extinct myrmeleontoid family Babinskaiidae
title_short New Cretaceous antlion-like lacewings promote a phylogenetic reappraisal of the extinct myrmeleontoid family Babinskaiidae
title_sort new cretaceous antlion like lacewings promote a phylogenetic reappraisal of the extinct myrmeleontoid family babinskaiidae
url https://doi.org/10.1038/s41598-021-95946-z
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AT bowang newcretaceousantlionlikelacewingspromoteaphylogeneticreappraisaloftheextinctmyrmeleontoidfamilybabinskaiidae
AT xingyueliu newcretaceousantlionlikelacewingspromoteaphylogeneticreappraisaloftheextinctmyrmeleontoidfamilybabinskaiidae