noun
Chelicerata; subphylum including arachnids, sea spiders, and horseshoe crabs
Scientific taxonomic term for the subphylum Chelicerata. Used in biology and zoology contexts.
鋏角亜門にはクモやサソリが含まれる。
Chelicerata includes spiders and scorpions.
From 鋏角 (chelicera) + 亜門 (subphylum). The term is a direct calque of the scientific name Chelicerata.