Type:Arachnidicola sulphurea (Mongkol. et al.) Khonsanit, Thanakitpipattana & Luangsa-ard Etymology: Refers to the hosts of this genus that is colonizes spiders (Araneae). Description:Isaria-like or lecanicillium-like. Synnemata numerous, covered by dense white to cream, or yellowish white mycelia bearing numerous conidiophores with powdery conidia. Conidiophores loosely grouped together, arising from different parts of the spider, verticillate with phialides in whorls of two to five. Phialides hyaline, cylindrical to ellipsoidal basal portion, tapering into a thin, distinct neck, somewhat inflated base. Conidia in chains, hyaline, cylindrical to ellipsoidal, fusiform to ellipsoidal. Sexual morph: Stromata consisting of dense hyphae, completely covering the host. Perithecia torrubiella like, scattered on the abdominal part of the host, dark orange, deep yellow, superficial, narrowly ovoid. Asci hyaline, cylindrical, 8-spored, apex and bottom of asci thicker than the middle part. Ascospores hyaline, cylindrical, filiform dissociating into part spores.
Reference: A. Khonsanit, D. Thanakitpipattana, S. Mongkolsamrit, et al. (2024). A phylogenetic assessment of Akanthomyces sensu lato in Cordycipitaceae (Hypocreales, Sordariomycetes): introduction of new genera, and the resurrection of Lecanicillium. Fungal Systematics and Evolution14:271–305. https://doi.org/10.3114/fuse.2024.14.17