Tropisternus collaris

Tropisternus collaris, the collared water scavenger beetle, is a species of water scavenger beetle in the family Hydrophilidae. It is found in the Caribbean, North America, and South America.

Subspecies

 * Tropisternus collaris collaris (Fabricius, 1775)
 * Tropisternus collaris mexicanus Laporte, 1840
 * Tropisternus collaris proximus Sharp, 1883
 * Tropisternus collaris striolatus (LeConte, 1855)
 * Tropisternus collaris viridis Young and Spangler, 1956