Da Silva Carvalho Filho, F., Esposito, M. C., & de Cássia Oliveira Dos Santos, R. (2009). A new species of Helgreelia Gaimari (Diptera: Odiniidae) from Brazil, with a key to the Neotropical species of Odiniidae. Zootaxa, 2219(1), 61–68. https://doi.org/10.11646/zootaxa.2219.1.6