ANKYLOSTOMIASIS OR UNCINARIASIS.

Abstract

This disease, an endemic anemia caused by the parasite.<i>Ankylostoma duodenale or Uncinaria duodenalis and Uncinaria americana</i>(Stiles), is a dangerous one both to the individual and to the community in general, leading as it does in individual cases to degeneration of important organs, resulting probably in death and to widespread infection and deterioration among the community in general. The parasite is now too well known to need a full description; in Grenada, B. W. I., the large majority of cases show the old world parasite, viz.,<i>A. duodenale</i>but in many many cases I have come across the variety described and named by Stiles,<i>Ankylostoma</i>or<i>Uncinaria americana</i>, the new world variety. The chief differences between these two species lie in the size and the armature of the mouth; the<i>Ankylostoma duodenale</i>being larger with a heavily armed mouth, viz., two pairs of hook-like ventral teeth and one pair