BY T. HARVEY JOHNSTON. 521 



16.Perameles obesula Shaw. 



Linstowia semoni Zschokke(45)[20,41, 42,43,44,45]. 



Hoplocephalus ductus v. Linstow(30). 



Gigantorhynchus semoni v. Linstow(30). 



All the above-named parasites were collected from "bandicoots'' 

 in Queensland, by Semon. The last-mentioned parasite is, as far 

 as I know, the only Echinorhynch described from an Australian 

 marsupial. 



I have specimens of L. semoni and G. semoni obtained from 

 this host near Sydney. 



IT.Perameles nasuta Geoff. 



Ascaris sp. — The name is merely mentioned by Krefft(24). 

 There is, in my possession, a cestode resembling Linstowia semoni^ 

 obtained from this host in New South Wales. 



IS.Thylacinus cynocephalus Harris. 



Dithyridium (Fiestocysiis) cynocephali Ransora(32). This larval 

 cestode was found in the heart-muscles of a specimen which had 

 died in the Zoological Gardens, "Washington, U.S.A. 



19.Dasyurus viverrinus Shaw. 



Hcemogregarina dasyuri Welsh, Dalyell, and Burfitt(39,23). 

 This sporozoon was found in the erythrocytes of a "Native Cat" 

 from New South Wales. 



I have a larval Bothriocephalid Cestode, Sparganum sp., taken 

 from the body-cavity of this host, from Sydney district. 



20.Petaurus sciureus Shaw. 



Hcemogregarina petauri Welsh and Barling(38,23). A parasite 

 of the erythrocytes of a " Flying Squirrel," from this State. 



LITEKATURE. 



1. Bancroft, T.— Inter. Med. Congr. Austr. 1889, p. 50. 



2. Proc. Roy. Soe. Queensland, vii. 1890, p. 81. 



3. Austr. Med. Gazette, xii. 1893, p.258. 



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