Microbiotheria

Guglielmone, Alberto A., Nava, Santiago & Díaz, Mónica, 2011, Relationships of South American marsupials (Didelphimorphia, Microbiotheria and Paucituberculata) and hard ticks (Acari: Ixodidae) with distribution of four species of Ixodes, Zootaxa 3086, pp. 1-30 : 14-15

Microbiotheria : Microbiotheridae Ameghino (only family in the order)

1) Ixodes neuquenensis Ringuelet, 1947 is a South American tick known only from bona fide specimens collected on Dromiciops gliroides Thomas (see below).

Argentina, Neuquén, Isla Victoria (40º56´S 71º32´W), F on Dromiciops australis Philippi (= D. gliroides ) (Ringuelet 1947, who received this tick that had been classified as I. brunneus by Boero 1945)

Río Negro, Llao Llao Reserve (41º02´S 71º32´W), FNL on D. gliroides (Guglielmone et al. 2004) .

Note: Daciuk et al. (1981) allegedly found the male of I. neuquenensis on Dusicyon griseus (= Lycalopex griseus (Gray) ( Carnivora : Canidae ) in Argentina, but the tick was in fact a male of A. tigrinum , and this sex of I. neuquenensis remains unknown (Guglielmone & Nava 2005).

Chile, Región X, Fundación Senda Darwin (41°52´S 73º40´W), FNL on D. gliroides ; Fundo Los Cisnes (41°50´S 73º36´W), FNL on D. gliroides (Marín-Vial et al., 2007) .