thinking about megarachne, the sea scorpion whose name means "giant spider", who was neither a scorpion nor a spider, did not live in the sea, and wasnt even very big for its order

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Megarachne appreciation tweet

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A Carboniferous round of poker. Clockwise from top right: Tullimonstrum, Stethacanthus, Ditomopyge scitula, and Megarachne (NOT a spider!).

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