Robuta

https://marinespecies.org/msbias/aphia.php?p=taxdetails&id=129604

MSBIAS - Spinther Johnston, 1845

spinther johnston

https://www.animaldiversity.org/accounts/Spinther/classification/

Spinther | CLASSIFICATION | Animal Diversity Web

animal diversity web spinther classification

https://marinespecies.org/polychaeta/aphia.php?p=taxdetails&id=332048

World Polychaeta Database - Spinther wireni Hartman, 1948

world polychaeta database spinther hartman