The soil-transmitted helminths (STH, also called geohelminths) are a group of intestinal parasites belonging to the class Nematoda that are transmitted primarily through contaminated soil. They are so called because they have a direct life cycle which requires no intermediate hosts or vectors, and the parasitic infection occurs through faecal cont...
Found on
http://en.wikipedia.org/wiki/Geohelminth
A worm which spends a certain time during its lifecycle living in the soil.
Found on
https://www.encyclo.co.uk/local/23029
No exact match found.
