Synonyms and other taxonomic changes
Laetilia zamacrella Dyar, 1925
Heinrich (1956) listed the wingspan as 24-25 mm. (1)
Powell & Opler (2009) listed the forewing length as 7-13 mm. (2)
Description notes adapted from Heinrich (1956). (1)
Forewing has small area of black at base.
The white antemedial line is slightly indented at fold, and bordered on both sides with blackish brown.
The discal spot is black.
The white subterminal line is angled outward between veins 1 and 5, and has a narrowly bordered on both sides by black.
There is a row of fused black spots along outer margin.
Fringe is ashy gray.
Holotype from Mount Wilson, California in July. (1)
The adults appear to be most common from March to October. (6)
Powell & Opler (2009) reported two flights of April to June, August to November based on collection data at lights. (2)
Powell & Opler (2009) reported the larvae to be predaceous and found them feeding on Toumeyella pinicola
. These scale insects are associated with Pinus radiata
(Monterey pine). (2)
The larvae of Laetilia zamacrella
are host for the Chalcidoid wasp Brachymeria laetiliae
species which usually have a white forewing discal spot, and more hind wing venation. (1)
Dyar, H.G., 1925. Insecutor Inscitiae Menstruus, 13: 12,
Heinrich, C., 1956. American moths of the subfamily Phycitinae. United States National Museum Bulletin
, figs. 508, 1004. (1)
Neunzig, H.H., 1997. The Moths of America North of Mexico, Fascicle 15.4
. The Wedge Entomological Research Foundation, p. 22; plate 1, figs. 7-8. (8)
Powell, J.A. & P.A. Opler, 2009. Moths of Western North America
. University of California Press, plate 26, fig. 21; p. 195. (2)