The earliest known leptostracans are from Cambrian and look quite similar to this one ... evolution at slow pace here

Tags:   Australia Ningaloo Reef marine invertebrates Crustacea crustaceans Nebaliacea Leptostraca macro nature CReefs

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Ningaloo Reef, Western Australia

Tags:   Crustacea mysid opossum shrimp Mysidacea Peracarida Malacostraca marine invertebrates Australia Western Ningaloo CReefs Isopoda Dajidae epibiont

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near Muscat, Oman

Tags:   Oman nature macro Crustacea crab ghost Ocypodidae Ocypode Decapoda

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males sitting on top of females
Moorea, French Polynesia

Tags:   French Polynesia macro nature Moorea Crustacea copepods

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an impressive imitator of rubble fragments, Papua New Guinea

Tags:   crab Decapoda Brachyura Leucosiidae crabs rubble imitation Papua New Guinea marine invertebrates macro nature Crustacea crustaceans Alox

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