Protorthodes antennata

(Barnes & McDunnough, 1912)

Protorthodes antennata is a small noctuid described in 1912 by Barnes and McDunnough. It is distinguished from by its unique spot pattern lacking a dark outline. The has a restricted range in the southwestern United States and northern Mexico, with active in spring and fall.

Protorthodes antennata female by Lafontaine JD, Walsh JB, Ferris CD. Used under a CC BY 3.0 license.Protorthodes antennata male by Lafontaine JD, Walsh JB, Ferris CD. Used under a CC BY 3.0 license.

Pronunciation

How to pronounce Protorthodes antennata: /pɹoʊˈtɔrθoʊdiːz ænˈtɛnnɑːtə/

These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.

Identification

Distinguished from other Protorthodes by the un-outlined spot on forewings; typically show dark outlining of this spot. The combination of tiny white dots partially defining the reniform spot and tiny yellow dots forming a partial outer border is diagnostic. Small size (10–14 mm forewing length) and spring/fall period further aid identification.

Images

Distribution

Central Arizona to northernmost Mexico; restricted range in southwestern North America

Seasonality

recorded on wing from mid-May to mid-June and in October; or partially bivoltine pattern with spring and fall periods

Similar Taxa

  • Other Protorthodes speciesSimilar general appearance but distinguished by outlined spot; P. antennata uniquely lacks dark outlining
  • Trichopolia spp.Formerly classified in this ; now separated based on genitalic and spot pattern differences

Tags

Sources and further reading