きょうかくあもん
鋏角亜門
1. Chelicerata; suborder comprising arachnids, sea spiders, and horseshoe crabs
2. ChelicerataThe subphylum (or phylum) Chelicerata constitutes one of the major subdivisions of the phylum (or superphylum) Arthropoda, and includes horseshoe crabs, scorpions, spiders and mites. They originated as marine animals, possibly in the Cambrian period, but the first confirmed chelicerate fossils, eurypterids, date from 445 million years ago in the Late Ordovician period.
Read “Chelicerata” on English Wikipedia
Read “鋏角亜門” on Japanese Wikipedia
Read “Chelicerata” on DBpedia
Read “Chelicerata” on English Wikipedia
Read “鋏角亜門” on Japanese Wikipedia
Read “Chelicerata” on DBpedia
Discussions
Log in to talk about this word.