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[Ancylostoma braziliense] [Ancylostoma caninum] [Ancylostoma duodenale] [Necator americanus]

The eggs of Ancylostoma and Necator cannot be differentiated microscopically.  The eggs are thin-shelled, colorless and measure 60-75 µm by 35-40 µm.

A	B

A, B: Hookworm eggs in unstained wet mounts, taken at 400× magnification.

C	D

C, D: Hookworm eggs in unstained wet mounts.

 

E	F

E: Hookworm egg in a wet mount.
F: Hookworm egg in a wet mount under UV fluorescence microscopy; image taken at 200× magnification.