Merck Manual

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Otostrongylus circumlitus larva
otostrongylus-circumlitus-larva-exlmm14-mcbain-sized
Otostrongylus circumlitus larva

    Photomicrograph demonstrating an Otostrongylus circumlitus larva. Larvae may be found in respiratory samples or in feces once the parasite infection is patent.

Courtesy of Dr. James McBain.