II \MIM \. 



H. c-s MI:\I IM l^iiuy A" (iaimard. IM. 1<>, li;>. ;. 7. 



Bfaell ftvgilt, pellueid, globow, imootii, white; aperture wide in 



trout, narrowed behind: ri^lit margin lightly inflated; spire n' 

 A small species, globulose entirely white, translueid and poli-hed. 

 with slight growth-lines. Aperture large, rounded in front, con- 

 tracted behind: vertex rounded and impressed hut i in perforate, the 

 lip rising a little above it. Alt. 7, diarn. f> lii 



Island of Guam (Astrolahe). 



Jiull,t ojmbulnm Q. & G. Zool. Astrol. ii, p. ."62, pi. 26, f. 26, 27. 

 AD., Thes., p. 580, pi. 124, f. 9Q.Hamin<;, <-, ltll t>alum Sown., 

 Conch. Icon., f. 20. AN<; AS, P. Z. S. 18G5, p. 188. Li>< UK i \ Jap. 

 Meeres-Conch., p. 105. DKR., Tnd. Moll. Mar. .la})., p. 106. MAK- 

 TENS, Mobius' Reise n. Mauritius, p. -'>()'); Monatober. Berl. Akad. 

 AVissensch. 1879, p. 737. 



Angas reports this species from " Port Lincoln, in deep water; " 

 Lischke from Nagasaki, Japan ; Montrouzier from New Caledonia ; 

 Lienard from Mauritius; Deshayes from Reunion, and von Mar- 

 tens found it in Peters' collection from the Querimba Is. It remains 

 to be seen whether all of these data really apply to Quoy's species. 



Species of S. Africa, Red Sea, Philippines to N. An*trd!i>t. 



H. NATALENSIS Krauss. PI. 40, figs. 80, 81. 



Shell ovate-globose, subventricose, very thin, pellucid, shining, 

 greenish-yellow, longitudinally striated; vertex impressed but 5m- 

 perforate. Aperture ample, dilated behind ; outer margin arcuate. 

 produced above, rounded. Alt. 4'4, diam. 3*3 lines. (-Kr.). 



Natal (Krauss) ; lilac/: ////</, Mauritius (Mobius) 



liulla ii'ita/rn.<i. Ki:Ar. Die SiidatVik. Moll., j). 71, pi. 4, f. 14. 

 //. m//<//r//x/x MAIM-KNS in Mr.hiu.-' Reise n. Maurit.. p. -"O.S. 

 11. natalm*!* A. Ad. in Sowb., Thes. pi. 124, f. 86, nor II. nntnl- 

 Sowb., in ('oneh. Icon., f. 7. 



The lip is much produced above the vertex, as in //. 

 and //. mifi/fiiraiti. Hoth A. Adams and Sowerhy have ti_i. r uivi 

 specimens under the name w/Wrjj.Wx, but in neither case are they 

 the same as Krauss' species, nor do they agree with each other. 



