292 ORTMANN — DISTRIBUTION OF_ DECAPODS [April 3 r 



Doubtful species : australiensis (M.-E.). Sydney. 1 



2. Genus Astacopsis Huxl. 

 Species : 



i. franklini (Gr.). N. S. Wales and Tasmania. 



2. serratus (Shaw). N. S. Wales : Murray river, Murrumbidgee 



river, Richmond river, Brisbane Water and Paramatta river 



near Sydney. 



The following species represent probably young stages of A. 

 serratus : paramattensis Bate and Sydney ensis Bate, both from 

 Sydney. 



Doubtful species : tasmanicus Er. Tasmania. 



3. Genus Engceus Er. 

 Species : 



1. fossor Er. Tasmania. 



2. cunicularius Er. Tasmania. 



• 4. Genus Paranephrops White. 

 Species : 



1. planifrons White. New Zealand, North Island and northern 



part of South Island. 



2. zealandicus (White). New Zealand, South Island : Dunedin, 

 Oamaru (Otago). 



3. setosus Hutt. New Zealand, South Island : Canterbury. 



This genus possibly is also represented in the Fiji Islands 

 (Huxley). 



A doubtful genus, which perhaps belongs in this neighborhood, 

 is genus Astaconephrops Nobili. 



Species : 

 1. albertisi Nobili. Southern New Guinea : Katau. 



5. Genus Parastacus Huxl. 

 Species : 



1. pilimanus (Mrts.). Southern Brazil : Rio Grande do Sul. 

 Northern Argentina : Provinces Corientes, Entrerios, Cata- 

 marca. 



1 By Nobili (1899, p. 246) this species is classified with Astacopsis, and is 

 recorded from the Island of Sorong, west end of New Guinea. It is very doubt- 

 ful whether this is correct. 



