2l8 



htly damaged, this seems to be no difference "l anj importance; a specimen trom 

 Stal the only one that has been collected alive, lias a golden-yellow operculum. 



Moreover there are several specimens of Natica, belonging to different subgenera, which 

 are young and in bad condition, so I could not identify them, and even il' afterwards om 

 two might prove to be new, I tliink it is not advisable to describe new species on such poor 

 imens, in a genus where the species seldom have prominent characters 



Sigaretus Lamarck. 

 i. Sigaretus linneanus Recluz. 



LUZ in Chenu. 111. Conch. Vol. 111, Sigaretus, PI. i, fig. 4. 

 WEINKAUFF. Martini-Chemn. Conch. Cab. Ed. 11, Vol. VI, Sigaretus, p. t,j, PI. 9, fig. 2, ;. 

 TRYON. .Man. of Conch. Vol. VIII, p. 59, PI. 2C, fig. 89, 90. 



Stat. 285. South coast of Timor. ;.) M. On the Limit between mud and coral. Lithotham- 



nion. 1 Spec. 

 Stat. 294. South coast of Timor. 73 M. Soft mud with very fine sand. 1 Spec. 



The specimen from Stat. 285 is very small and covered by a brown epidermis. I can 

 however see nothing elsc in it, luit a young specimen of .S'. linneanus Red. 



Fam. Marseniidae Bergh. 

 Marsenia Leach. 



1. Marsenia perspicua Linné. 



2. Marsenia Sibogae Bergh. 



Chelyonotus (Swainson) Bergh. 

 1 . Chelyonotus Souper i Bergh. 

 For this family see appendix by Prof. R. Bergh in Part I of" this publication. 



Fam. Si 11 akiihai Chemn. 



Solarium Lamarck. 



1. Solarium per spectivum Linné. 



Linné. Syst. Nat. Ed. X, p. ~y;. N° 503. 



,1PH. Amb. Rariteitkamer, p. 91, PI. 27, fig. L. 

 Philippi. Martini-Chemn. ('(inch. Cab. Ed. II. Vol. II. Solarium, p. 2j, PI. : [incisum). 



kii 1 nch. Ie. Vol. XV, Solarium, fig. 11. 



. Man. of ('(inch. Vol. IX, p. >S, PI. 2, lig. iS, 1 



1 10 



