Arthur Anker:
Leafhoppers of Ecuador - gems of the rainforest
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Treehoppers (Membracidae) of Ecuador
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Spiny spiders of Ecuador
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Grasshoppers of Ecuador (1)
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Snapping shrimp diversity (colour plate from a recent paper)
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4 most common intertidal porcelain crabs from the Pacific coast of Panama
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Leafhoppers & co - part 1
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Leafhoppers & co - part 2
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Treehoppers (Membracidae) from Central America
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Pea crabs from burrows
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Insect collection of the STRI station at Lago Fortuna, Panama
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Panama beetle stamps
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Insects and spiders of Honduras
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Elbow crabs (Parthenopidae) from around the world
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New shrimp species (1)
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Marine invertebrates potpourri
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Mother Nature playing with colours
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Katydids of Barro Colorado, Panama
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Atlantic echiurans or spoon worms
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Eastern Pacific echiurans or spoon worms
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Calcinus
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Tropical brittle stars (1)
Arthur Anker:
Tropical brittle stars (2)