Discovery of the Quedius antipodum Sharp larva from New Zealand: phylogenetic test of larval morphology for Staphylinini at the intratribal level (Coleoptera: Staphylinidae)

Ewa Pietrykowska-Tudruj, Bernard Staniec, Alexey Solodovnikov

    5 Citations (Scopus)

    Abstract

    Quedius antipodum Sharp is an endemic species from New Zealand. Here we describe its larva, the first of the species-rich group of the south temperate 'Quedius' spp. This finding throws light on the controversy between the conventional systematics of Quedius Stephens and newer phylogenetic analyses, both of which are based on non-larval characters only. We compare the larva of Q. antipodum with those of the north temperate Quedius (Quediina), where it was traditionally placed, and with the known larvae of Amblyopinina, a group where Q. antipodum was placed by recent phylogenetic studies. Sister-group relationships of Q. antipodum within the tribe Staphylinini are explored based on larvae by means of parsimony analysis: 77 morphological characters scored for 20 species from 17 genera. Consistent with the adult morphology and DNA sequences, larvae-based cladistic analysis confirms that Q. antipodum should not be placed in the north temperate genus Quedius. However, larval analysis alone remains dubious with respect to finding the exact sister relationships of that species.

    Original languageEnglish
    JournalSystematic Entomology
    Volume37
    Issue number2
    Pages (from-to)360–378
    Number of pages19
    ISSN0307-6970
    DOIs
    Publication statusPublished - Apr 2012

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