182 PLANAXID^. 



, 4. Alaba sp. 



1 Japan; ex Mr. Damon [coll. A. Adams; labelled "A. subulata, A. 

 Ad."]. 



5. Alaba subangulata. 



Alaba subangulata, A. Adams, Aim. Mag. X, 1862, Tsu-Sima at 16 fths. 

 Long. 6|, diam. 3 mil. 

 1 Japan ; ex Mr. Damon [coll. A. Adams]. 



6. Alaba woodmasoniana, n. sp. 



5 Andamans ; coll. G. Nevill, Esq. 



One of the most interesting species yet discovered, something 

 like the preceding. 



var. [? disfc. sp.] 



1 Andamiins; coll. J. Wood-Mason, Esq. 

 3 Andamans; coll. Dr. F. Stoliczka, 



7. Alaba cornea [?] 



Diala cornea, A. Adams, Ann. Mag. 1861, VIII, Hulu-Shan Bay, Sfo. 



1 Cbina [?] ; ex Mr. Damon [coll. A. Adams]. 

 This identification seems to me very doubtful. 



8. Alaba picta. 



Diala picta. A. Adams, Ann, Mag. VIII, 1861, Shantung, i^c. 

 Long. 5|, diam. 2^ mil. 



2 China; ex c. H. Adams, Esq. 



2 China [?] ; ex Mr. Damon [coll. A. Adams]. 



The original description is very bad. 



