Pyrirhynchus is a genus of thorny-headed worms. It is the only genus in the order Heteramorphida and family Pyrirhynchidae. It contains a single species Pyrirhynchus heterospinus.[1] It was found in the common sandpiper (Actitis hypoleucos) in Quang Ninh Province, Vietnam. The proboscis contains 17 to 20 rows of 17 to 19 hooks each, with anterior 9-11 hooks rooted and posterior 6-10 spines without roots.
| Pyrirhynchus | |
|---|---|
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Acanthocephala |
| Class: | Palaeacanthocephala |
| Order: | Heteramorphida Amin and Ha, 2008 |
| Family: | Pyrirhynchidae Amin and Ha, 2008 |
| Genus: | Pyrirhynchus Amin and Ha, 2008 |
| Species: | P. heterospinus
|
| Binomial name | |
| Pyrirhynchus heterospinus Amin and Ha, 2008
| |
References
edit- ^ Amin, O. M., & Van Ha, N. (2008). On a new acanthocephalan family and a new order, from birds in Vietnam. Journal of Parasitology, 94(6), 1305-1311.
 | This acanthocephalan-related article is a stub. You can help Wikipedia by expanding it. |