Robuta

https://marinespecies.org/deepsea/aphia.php?p=taxdetails&id=169054

World Register of Deep-Sea species - Crella (Grayella) carnosa (Topsent, 1904)

deep sea world register species crella

https://marinespecies.org/porifera/porifera.php?p=taxdetails&id=133459

World Porifera Database - Species - Crella basispinosa Burton, 1931

world porifera database species crella

https://www.marinespecies.org/afremas/aphia.php?p=taxdetails&id=133477

African Register of Marine Species (AfReMaS) - Crella mollior Topsent, 1925

marine species african register crella topsent