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Ululodinae is a subfamily or tribe (as Ululodini) of owlflies. Both they and the Ascalaphinae are sometimes known as split-eyed owlflies due to the characteristic ridge that bisects their compound eyes.
References
Jones, Joshua R. (6 October 2019). "Total-evidence phylogeny of the owlflies (Neuroptera, Ascalaphidae) supports a new higher-level classification". Zoologica Scripta. 48 (6): 761–782. doi:10.1111/zsc.12382.
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