Species Sympistis chandleri - Hodges#10140

10140

Sympistis chandleri (Grote, 1873)

FWL = 15–16 mm (1)

Adult: FW powdery medium gray, longitudinally streaked with a fused orbicular and reniform spots. Long ovoid claviform spot is connected to the wing base by a long black dash. PM is variable, dark gray to black, forming a similar black spot on the costa and then evident as a slightly scalloped oblique line between the anterior reniform spot to the claviform spot. HW fringe is tricolored, tan, dark gray, and off white, with a gray marginal band. (see referenced document for complete description) (1)

Adults fly during the fall and have been collected during September in the Pacific Northwest. This moth is nocturnal and is attracted to lights. (1)

Sympistis poliochroa - darker gray with a more strongly streaked FW. HW marginal band is nearly black with a sharply defined inner edge, not as dark and well demarcated in S. Chandleri. (1)

Sympistis utahensis - distal FW is darker gray, and the black dashes on the distal wing are stronger than in S. Chandleri, and lack the interruption at the subterminal line.  (1)

Sympistis major - usually flies earlier in the summer. FW is streaked but differs from that of S. Chandleri by lacking prominent black dashes. (1)