LA SELVA-BRAULIO CARRILLO MAMMALS 17 



Fig. 5. Water opossum, Chironectes minimus. Photo by R. W. McDiarmid. 



Ectoparasites found on D. marsupialis include two species of ticks, Amblyom- 

 masp. (11 larvae, 3 nymphs) and Ixodes luciae (2 males). This represents the first 

 record of /. luciae, a Neotropical opossum tick, from Costa Rica. 



Specimens examined (3)— 1 kmS, 11.5kmEof San Miguel, 680 m [2 males, 

 1 female, FMNH]. 



Fig. 6. Southern opossum, Didelphis marsupialis. Photo by A. L. Gardner. 



