Brugnano, Cinzia, Geoffrey A. Boxshall, Giuseppe Costanzo, and Giacomo Zagami. 2009. “Morphological Variation and a Remarkable New Sexual Dimorphism in the Pseudocyclops Xiphophorus Population of Lake Faro in Northeastern Sicily”. Scientia Marina 73 (2):347-55. https://doi.org/10.3989/scimar.2009.73n2347.