BY WILLIAM A. HASWELL, H.A., B.SC. 451 



resemble the figure so nearly that I have little doubt that they 

 may be referred to this species. 



48. Lambrus afnnis, A. Milne-Edwards. 



Lambrus affinis, A. Milne-Edwards, Fanne ccircinologique de la Nouvelle 

 Caledonie, Nouvelles Archives du Museum, i. viii., p. 261, pi. xiv., fig. 4. 



ITab. New Caledonia (Paris Museum) ; Port Darwin (Macleay 

 Museum, collected by Edward Spalding). 



The Australian specimens differ from those described and 

 figured by Milne-Edwards in having two rounded teeth on each 

 lateral border of the rostrum. 



49. Lambrus nodosus, Jacquinot and Lucas. 



Lambrus nodosus, Jacquinot and Lucas, Voy. au Pole Sud., Zool. iii., p. 13. 



Hal. New Zealand (Hombron et Jacquinot) ; Port Denison 

 (Australian Museum, collected by Alex. Morton). 



50. Lambrus spinifer, sp. nov. Plate xxvii., fig. 1. 



Carapace deeply sulcated, armed with four prominent spines in 

 the middle line, one on the gastric region and three on the cardiac ; 

 two short spines on the posterior margin ; hepatic regions with 

 an angulated, tuberculated marginal ridge separated by a deep 

 groove from the posterior part of the lateral margin of the 

 carapace, and continuous in front with a slight longitudinal ridge 

 running forwards to the outer angle of the orbit ; lateral margin 

 of the carapace with a row of seven flattened, slightly serrated 

 teeth, generally increasing in length posteriorly ; postero-lateral 

 margin with two prominent spines of which the anterior is the 

 larger ; a prominent spine about the middle of the branchial region ; 

 infero-branchial region armed anteriorly with a row of about 

 nine short blunt, serrated teeth, and behind with a prominent 

 flattened tooth situated behind the insertion of the anterior legs, 

 and a tuberculated ridge just above the base of the ambulatory 

 legs. Front obliquely depressed, prominent, ending in one 



