A. intermedius may refer to: Abacetus intermedius, a ground beetle Acanthogyrus intermedius, a parasitic worm found in Africa Acinonyx intermedius, a prehistoric cheetah Actinomyces intermedius, a synonym of Streptomyces intermedius, a bacterium Adenanthos intermedius, a synonym of Adenanthos barbiger, a plant found in Australia Agaricus intermedius, a synonym of Lactarius torminosus, a fungus Agkistrodon intermedius, a synonym of Gloydius intermedius, the Central Asian pit viper Amblyseius intermedius, a mite Ancistrodon intermedius, a synonym of two pit vipers: Gloydius intermedius and Gloydius saxatilis Andropogon intermedius, a synonym of Bothriochloa bladhii, a grass found in Africa, Asia, and Australia Anochetus intermedius, a prehistoric ant Aphthalmichthys intermedius, a synonym of Moringua ferruginea, the rusty spaghetti eel, found in the Indo-Pacific region Archimedes intermedius, a bryozoan Arion intermedius, a land slug native to Europe Artibeus intermedius, a synonym of Artibeus lituratus, the great fruit-eating bat, found in the Americas Aspergillus intermedius, a fungus Asprocottus intermedius, a freshwater fish found in Russia Australentulus intermedius, a proturan found in Australia