Synonyms
- ca helicoplacoïdeu ➜
- de helicoplacoidea ➜
- en helicoplacus ➜
- en helicoplacus ➜
- es helicoplacoidea ➜
- fr helicoplacoidea ➜
- ja 螺板綱 ➜
- pt helicoplacoidea ➜
- zh 海旋板 ➜
Links to other resources
- dbpedia.org Helicoplacus
- wikidata.dbpedia.org /resource/Q143851
- sw.opencyc.org /2012/05/10/concept/en/Helicoplacus