Powell, E. C., and D. R. Miller. “Three New Species of Puto Giant Mealybugs (Hemiptera: Coccomorpha: Putoidae) from Mexico and Guatemala, With Keys to New World Adult Females and World Adult Males”. Zootaxa, vol. 5443, no. 3, Apr. 2024, pp. 301-36, doi:10.11646/zootaxa.5443.3.1.