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African fig fly egg

African fig fly egg

A genus trait of Zaprionus is that they have four respiratory filaments on the egg, departing from the drosophilid norm of a single pair of filaments. The four filaments are seen on this African fig fly (Zaprionus indianus) egg. (Photo credit: Douglas G. Pfeiffer, Ph.D. Image originally published in Pfeiffer et al 2019, Journal of Integrated Pest Management.)

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