Ambrysus lunatus

Ambrysus lunatus is a species of creeping water bug in the family Naucoridae. It is found in Central America and North America.

Subspecies
These two subspecies belong to the species Ambrysus lunatus:
 * Ambrysus lunatus lunatus Usinger, 1946
 * Ambrysus lunatus menoides La Rivers, 1953