Lit, I. L., Jr, & Eusebio, O. L. (2008). A new species of the genus phamacia (phasmatodea: Phasmatidae: Phasmatinae: Pharnaciini) on mango trees in sibuyan Island with notes on stick insects found on agricultural crops. Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist).

Lit, Ireneo L., Jr, and Orlando L. Eusebio. "A New Species of the Genus Phamacia (phasmatodea: Phasmatidae: Phasmatinae: Pharnaciini) on Mango Trees in Sibuyan Island with Notes on Stick Insects Found on Agricultural Crops." Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist) 2008.

Lit, Ireneo L., Jr, and Orlando L. Eusebio. "A New Species of the Genus Phamacia (phasmatodea: Phasmatidae: Phasmatinae: Pharnaciini) on Mango Trees in Sibuyan Island with Notes on Stick Insects Found on Agricultural Crops." Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist), 2008.