Robuta

https://marinespecies.org/porifera/porifera.php/www.aqua-aquapress.com/porifera.php?p=taxdetails&id=934509

https://species.wikimedia.org/wiki/Amphimedon_denhartogi

https://marinespecies.org/porifera/porifera.php/www.aqua-aquapress.com/porifera.php?p=taxdetails&id=380903

https://marinespecies.org/porifera/porifera.php/www.aqua-aquapress.com/porifera.php?p=taxdetails&id=166673