362 
S. J. JOHNSTON. 
The worms were obtained from mammals^ birds, reptiles 
and fishes, and comprise the following species : 
From Mammals : 
Opisthotrema cochleare Fischer, from the oeso- 
phagus of Halicore dugong. 
Rhabdiopoeus taylori gen. et. sp. n., from the 
intestine of Halicore dugong. 
From Bieds : 
Echinostoma revolutum Froelich, from the intes- 
tine of Anas superciliosa. 
Patagifer bilobus Rud., from the intestine of 
Platalea regia. 
Typhlocoelum reticulare sp. n.,^ from the intestine 
of A n s e r a n a s s e m i p a 1 m a t u s . 
Allopyge antigones gen. et. sp. n.,^ from the 
intestine of Antigone australasiana . 
From Reptiles : 
Polyangium linguatula Lss., from the intestine of 
Chelone mi das. 
Octangium sagitta Lss., from the intestine of 
Chelone mi das. 
Microscaphidium aberrans Lss.,- from the intes- 
tine of Chelone mi das. 
Diaschistorchis pandus Brn., gen. n., from the 
intestine of Chelone midas and Chelone imbricata. 
From Teleost Fishes: 
Pleorchis oli go rchi s sp. n., from the intestine of 
T e t r a o d o n h i s p i d u s . 
S teringotrema pulchrum sp. n., from the intestine 
of T e t r a o d o n h i s p i d u s . 
From Elasmobeanch Fishes : 
Petalodistom u m polycladum gen. et. sp. n., from 
the body-cavity of Dasybatis kuhlii . 
^ As the relatives of these two forms usually occur in the iDody-cavity 
of birds, I made special inquiries about the location in the hosts, and 
am assured by the collector that they were obtained from the intestine. 
^ Collected by Dr. H. L. Kesteven at Mast Head Island. 
