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Digital Guide to Moth Identification

Noctuidae
931703.0011216Grotella blanca Barnes, 1904

Charles W. Melton
Distribution: Southern CA, AZ, CO - R.W. Poole.
Description/
Field Marks:
Forewing is pure white without cream-white tinge, a few small black dots representing am. and pm. lines; hindwing has less grey-brown diffusion than in G. dis and more contrasting pm. line - Poole.
Similar Species:
  • G. dis forewing is pure white without cream-white tinge, a few small black dots representing am. and pm. lines; hindwing is grey-brown with pm. line showing little contrast - Poole.
  • G. parvipuncta forewing has cream-white tinge, a few small black dots representing am. and pm. lines faint to oblsolete; hind wing typically is evenly gray - Poole.
  • Pinned specimens of related species. (Hint: select View by Region on the related species page.)
References
Grotella blanca
25mm - LG – Canadian Nat'l. Coll.

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