This website is an ongoing project to document the butterfly species (plus some interesting moths) that have been found in Starr County, Texas. To help with identification, an attempt is made to include photos showing the variety of forms a single species can take.

Most recent website update:

Added new species:

  • Mexican Crescent, Phyciodes pallescens
  • Rawson's Metalmark, Calephelis rawsoni
  • Southern Broken-Dash, Wallengrenia otho

    • Added the following life histories:


    Isabella's Heliconian (Eueides isabella)