47 



THE ENTOZOA OF MONOTREMATA AND 

 AUSTRALIAN MARSUPIALIA. No. ii.* 



By T. Harvey Johnston, M.A., D.Sc. 



(fro/It t/ic Bureau of M irrohioloyy, St/dncy.) 

 (Plate iii.) 



A number of additional records have been made since the 

 publication of No. i. of this series (Johnston, 1909, a, pp. 

 514-523) ; and these, together with a few which had been 

 omitted from that paper, are now collected, the parasites 

 being listed under their respective hosts. 



1. Macropus giganteus Zimm. 



1. Fihirid sp., Bennett (1834, p. 293) refers to his finding 

 long, thin, white filariae encysted in the knee-joint of the 

 kangaroo, J/, major. There is little doubt but that the 

 parasite is Filaria irebsteri Cobbold. 



2. Cocculium {Eimeria) sp., Johnston, 1910, a, p. 804. This 

 sporozoon was found in abundance in the intestinal epithe- 

 lium of a specimen belonging to the above-named species, 

 received by Mr. A. S. Le Souef, Director of the Sydney 

 Zoological Gardens, from the Coonamble district, N.S.W. 

 Coccidia, apparently all belonging to the same species, have 

 now been found in several wallabies (Infra). 



2. Macropus robustus Gould. 

 EchiiincnroiR f/raiiuJoxus Gmel., more commonly known as 

 E. polj/niorphus Dies., or PJ . veferinoruin Riid. I recorded 

 (1909, h, p. 79: 1910, a, p. 523) my finding the hydatid in 

 3 wallaroo, caught in the western district of New South 

 Wales. This larval parasite is now known to infest at least 



* Continued from tliese I'toeeedings, 1909, xx.xiv., p.52;i. 



