Explanation of Names
Microlarinus lypriformis (Wollaston 1861)
slightly smaller and more parallel-sided than the closely related M. lareynii(2)(1)
native to India, introduced into the US for weed control purposes(2)
Larvae and adults both attack puncturevine (Tribulus terrestris
Lays eggs in the undersides of stems, branches, and the root crown. Larvae tunnel and pupate in the pith. Adults emerge from holes chewed in the upper surfaces of the stems, branches, and crowns. Adults overwinter in plant debris.
introduced into the US as biocontrol agent in 1961(2)