• Strymon cardus is a member of the clade Strymon serapio:

• Species	Author
  Strymon ahrenholzi	Nicolay & Robbins, 2005
  Strymon azuba	(Hewitson, 1874)
  Strymon cardus	(Hewitson, 1874)
  Strymon eremica	(Hayward, 1949)
  Strymon gabatha	(Hewitson, 1870)
  Strymon giffordi	Nicolay & Robbins, 2005
  Strymon glorissima	Johnson & Salazar, 1993
  Strymon jacqueline	Nicolay & Robbins, 2005
  Strymon lucena	(Hewitson, 1868)
  Strymon megarus	(Godart, [1824])
  Strymon monopeteinus	Schwartz & Miller, 1985
  Strymon oreala	(Hewitson, 1868)
  Strymon serapio	(Godman & Salvin, [1887])
  Strymon solitario	Grishin & Durden, 2012
  Strymon veterator	(Druce, 1907)

• Links

• Language	Website	Authors
  	Butterflies of America	A.Warren, K.Davis, M.Stangeland

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