Online citizen sciences reveal natural enemies and new occurrence data of Meteorus stellatus Fujie, Shimizu & Maeto, 2021 (Hymenoptera, Braconidae, Euphorinae)

Citizen science is a research approach that involves collaboration between professional scientists and non-professional volunteers. The utilisation of recent online citizen-science platforms (e.g. social networking services) has greatly revolutionised the accessibility biodiversity data by providing opportunities for connecting citizen worldwide. Meteorus stellatus Fujie, Shimizu & Maeto, 2021 (Hymenoptera, Braconidae, Euphorinae) been recorded from Oriental Islands Japan known to be gregarious endoparasitoid two macro-sized sphingid moths Macroglossum , Ma. passalus (Drury) pyrrhosticta Butler. It constructs characteristic star-shaped communal cocoons, suspended long cable. Although M. reported only Japan, authors recognise its occurrence ecological Taiwan Palaearctic Island through posts on groups about Taiwanese Insects Facebook an article Japanese citizen-scientist's website. Through via media (Facebook groups) websites, following new associated with are provided: first time Region (Yakushima Is., Japan). Cechetra minor (Butler, 1875), Hippotion celerio (Linnaeus, 1758) sitiene (Walker, 1856) (Lepidoptera, Sphingidae) as hosts which ( C. H. ) represent genus-level host records . Mesochorus sp. Ichneumonidae), indeterminate species Pteromalidae Trichogrammatidae (Hymenoptera), recognised hyperparasitoid wasps Parapolybia varia (Fabricius, 1787) Vespidae) predator pendulous cocoons nature large-sized importance limitations digital briefly discussed.