73, No. 2 (Jun., 1990), pp. 280-286 (7 pages) Measurements of either the length of mouth hooks or the cephalopharyngeal skeleton showed clear separation between larval instars of Liriomyza sativae ...
Three of the common types are vegetable leaf miners and serpentine leaf miners, larvae of Liriomyza sativae and trifolii, respectively, and spinach leaf miners, larvae of Pegomya hyoscyami.