Ghabbour, M.W. 2001 Descriptions of the first-instar nymphs of three species of Lepidosaphes Shimer and a species of Insulaspis Mamet (Hemiptera: Diaspididae).. Entomologica 33(1999): 73-83.
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Notes: [Special Issue: Proceedings of the ISSIS VIII International Symposium on Scale Insect Studies held at Wye College (U.K.), Aug. 31st - Sept. 6th, 1998.] The first-instar nymphs of two species of the genus Lepidosaphes (namely L. beckii (Newman) and L. ficus (Signoret)) are described and illustrated and compared with the first-instar nymph of L. ulmi. The first-instar nymph of Insulaspis tapleyi (Williams) is also described and illustrated, and the differences between I. tapleyi and I. pallidula (Green) are discussed. Keys are provided for the separation of the first-instar nymphs of these five species.
