KXPLANAI'KLX OF PLATE XXIX. 



Fig. 5. 7'. croiea, Lamarck, 4 inclies long, H(){)e Island, Qneeuslaud. 



,, (3. 7'. Dia.fimn, Bolteu, vai'. fossur, Hedley, a specimen 7.', inclies 

 long, from Lord Howe Island. 



