Taxonomy: s.f. Ancylostomatoidea
Animal: Ancylostoma ceylanicum 10.jpg
Sites: Gut
Ancylostoma ceylanicum inmature female 7.5 mm (mature 10 mm, male 8 mm). It can be differentiated from A. braziliense as the body is a little thicker and it has a pair of small inner ventral teeth as well as a pair of large ventral teeth (A. duodenale worms have 2 pairs of ventral teeth and a pair of accessory teeth). A. ceylanicum is found in SE Asia, Africa and the normal definitive host is dogs or cats but it can also infect humans maturing in the intestine and causing some clinical symptoms. This infection occurred in a traveller returning to Australia.

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