Singer, Michael C., Paul Ralph Ehrlich and Lawrence Edmund Gilbert
1971. Butterfly feeding on lycopsid. Science 172(3990): 1341-1342 (25 June) [general; Panama, Trinidad]
Singer, Michael C., and Lawrence Edmund Gilbert
1978. Ecology of butterflies in the urbs and suburbs, pp. 1-11. In: Frankie, C. W. & C. S. Koehler (Eds.), Perspectives in Urban Entomology. New York, Academic Press. [Dione juno (Cramer), Riodininae; Peru, Brazil]
Singer, Michael C., and James Louis Borlase Mallet
1986. Moss-feeding by a satyrine butterfly. Journal of Research on the Lepidoptera 24(4): 392 (15 May) [Euptychia insolata Butler & Druce; host plant; Costa Rica]
Singer, Michael C., and Joanne Mandracchia
1982. On the failure of two butterfly species to respond to the presence of conspecific eggs prior to oviposition. Ecological Entomology 7(3): 327-330, 2 tabs. (August) [Euptychia libye (Linnaeus), E. arnaea (sic) (Fabricius); Costa Rica]
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