38 ON THE AUSTRALIAN SPECIES OE PENvEUS, 



Tliis very distinct species of Aspleniuni occurs in the deep 

 gullies of the Trinity Bay Ranges. In habit it resembles Lomaria 

 discolor, Wilde. This specific name is in honor of Dr. Chas. 

 Prentice, F.L.S., who has greatly assisted in working up the 

 ferns of Queensland. 



On the Australian" Species of Penjeus, in the Macleay 



Museum, Sydney. 

 By William A. Haswell, M.A., B.Sc. 



1. PenaQus canaliculars, 31. Echo. (Hist. Nat. Crust. Vol. ii. 

 p. 414). 



Specimens of this well-marked species are in the Macleay 

 Museum from Port Jackson, where it is very common, Port 

 Stephens, and Port Essington. 



2. Penceus semisulcatus, Be Haan (Crust. Japon. p. 191. pi. 

 xlvi. fig. 1). 



In addition to specimens from Fiji, a locality already indicated*' 1 

 there are specimens of this species in the Macleay Museum from 

 Endeavour Piver. 



3. Penreus monoceros, Fair, (Ent. Syst. Suppl. p. 409). - 



A single specimen, apparently referable to this species, was 

 obtained by the Chevert at Endeavour Piver. 



4. Penanis esculentus sp. nov. 



Postrum extending nearly as far forward as the distal end cf 

 the second joint of the internal antennae, pointed, and very 

 slightly recurved near the tip ; its superior border armed with a 

 series of six pointed, teeth, of which the most posterior is separated 

 from the next by a distance greater than the intervals between 

 the others ; its lower border armed with three or four teeth, the 



* Vide Mr E. J. Miers, " Notes on the Penseidae in the Collection of the 

 British Museum," (Proc. Zool. Soc. 1878, p. 298). 



