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Keywords from Image Description:
Darwin Earthworm Fig. . en Towerlike casting probably ejected by species of Perichaeta from the Botanic Garden Calcutta engraved from photograph de Turmfrmige rund acht Zentimeter hohe ErdAusscheidungen aus dem Botanischen Garten von Kalkutta gezeichnet nach einer Fotografie von Darwin der Gruppe Perichaeta zugeordnet Charles Darwin