High Quality Content by WIKIPEDIA articles! Diorhabda carinata is a species of leaf beetle known as the larger tamarisk beetle (larger tamarisk beetle) which feeds on tamarisk trees from Ukraine, eastern Turkey and Syria east to northwest China, Kyrgyzstan and Pakistan, extending as far south as southern Iran. It is used in North America as a biological pest control agent against saltcedar or tamarisk (Tamarix spp.), an invasive species in arid and semi-arid ecosystems (where the larger tamarisk beetle and its closely related sibling species also may be less accurately referred to as the `saltcedar beetle`, `saltcedar leaf beetle`, `salt cedar leaf beetle`, or `tamarisk leaf beetle`).