[1]
D. Ahrens, „Redescription and Lectotype Designation for Emphania chloris Burmeister, 1855 and Heptomera metallica Blanchard, 1850 (Coleoptera, Scarabaeidae, Sericini)“., contrib.entomol., Bd. 54, Nr. 1, S. 37-41, Mai 2004.