Fox, Irving. “THE OCCURRENCE OF A RARE GENUS OE TICKS ON BATS IN PUERTO RICO (ACARINA: SPELAEORHYNCHIDAE)”. The Journal of Agriculture of the University of Puerto Rico 26, no. 4 (October 1, 1942): 95–97. Accessed April 26, 2024. https://revistas.upr.edu/index.php/jaupr/article/view/13588.