- Caption: Common Name: nudibranch, Scientific Name: Roboastra gracilis, Magnification: 4x, Location: Lighthouse Reef, Moorea, French Polynesia, latitude: 17°28'21.50"S, longitude: 149°46'28.24"W, Contact: Christopher Meyer, Research Zoologist, Smithsonian Institution National Museum of Natural History, email: meyerc@si.edu
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