Tropisternus blatchleyi

Tropisternus blatchleyi is a species of water scavenger beetle in the family Hydrophilidae. It is found in North America.

Subspecies
These two subspecies belong to the species Tropisternus blatchleyi:
 * Tropisternus blatchleyi blatchleyi Orchymont, 1922
 * Tropisternus blatchleyi modestus Orchymont, 1938