ROV and xenophyophores A giant foraminifera called a xenophyophore appear as tiny dirt clods next to the robotic arm that collects them. Photo courtesy of JAMSTEC Date: 12 April 2013 Copyright OIST (Okinawa Institute of Science and Technology Graduate University, 沖縄科学技術大学院大学). Creative Commons Attribution 4.0 International License (CC BY 4.0). Download full-resolution image Share on: