Literature

• Butterflies of America 2018. Butterflies of America. [link]
• Hill, A. 2012. Butterflies and Moths in the West Indies of the Caribbean. Focus on Nature Tours.

Literature references linked to higher taxa

• Catalogue of Life. Species 2000 & ITIS. [link] (Papilionoidea)
• Debrot, A.O., Miller, J.Y., Miller, J.D., Leysner, B.T. 1999. The Butterfly fauna of Curaçao, West Indies: 1996 Status and Long-term species turnover. Caribbean Journal of Science 35: 184-194. (Wallengrenia otho)
• Maddison, D. (ed.). Tree of Life web project. [link] (Hesperiidae)
• Pinchon, R., Enrico, P. 1969. Faune des Antilles Françaises: les Papillons. 258 pp.. (Wallengrenia otho)
• Rojer, A. 1997. Biological Inventory of Saba. 87 pp. CARMABI Foundation, Curaçao. (Wallengrenia otho)
• Rojer, A. 1997. Biological inventory of Sint Eustatius. CARMABI Foundation, Curaçao. (Wallengrenia otho)
• Rojer, A. 1997. Biological inventory of St. Maarten. 102 pp. CARMABI Foundation, Curaçao. (Wallengrenia otho)
• Snellen, P.C.T. 1887. Bijdragen tot de kennis der Lepidoptera van het eiland Curaçao. Tijdschrift voor Entomologie 30: 9-66. (Wallengrenia otho)
• Strik, S. 2013. Nederlandse vlinders op tropisch eiland. Vlinders 3: 1-12. (Wallengrenia otho)
• Wit, B. 2011. Nieuwe Nederlandse vlinders op Saba. Vlinders 2: 19-22. [link] (Wallengrenia otho)