226 KECORDS OF THE AfSTKALIAN MrSETM. 



COLDMBARIUM SPIXICINCTr.M roil MiirfPIl^. 



Plenrotoma (i'ohimharinm) spinicinrtam vou Martens, Concliol. Mirtlieil., 

 ii., 1881, p. 105, pi. xxxi., figs. 1-3. Id. op. cit. Scliacko, p. 123, 

 pi. xxiv., figs. 1-2. Id. von Martens, Forscli. Gazelle, iii., 1889, p. 266. 



Cohimharinm spiHirhictum Kobelt, Concli. Cab.. 1886, p. 172, pi. xxxiv., 

 figs. 1-2. 



Cohimbarium pagoda var. i^piiiiciiirta Trynn, Man. Conch., vi., 1886, p. 176, 

 pi. vii., fig. 99. 

 H(d). Queensland : — 76 fathoms, 25 miles east of Noosa Heads (type, 



"Gazelle "). 



IjEncOSYIilNX LnJI. 

 Leucoityriiij- Dall, Bull. Mus. Conip. Zool., xvii., 1889, p. 75. Id Suter, 



Man. N.Z. Moll., 1913, p. 470. 



Leucost/riii.r recta Hedley, formerly refei'ied here, is now placed in 

 FilodriUia. 



LeUCOSYRIXX CASEARIA Iledh'lj and Pelterd. 

 Leucosijrhij: casearia Hedley and Petterd, Rec. Anstr. Mus., vi., 1906, 

 p. 220, pi. xxxvii., fig. 5. 

 Hub. N.S.Wales :— 250 fathoms, off Sydney (type, self). 



TrRRlDlUM'A (/en. imr. 



Shell solid, cylindro-fusiform. Colour usually monochrome, some- 

 times brown orange or yellow. Protoconch of two smooth turbinate 

 whorls, followed bj' a whorl ornamented with close arcuate riblets. Adult 

 sculpture consisting of numerous revolving keels, one or moie of which 

 may break up into bead rows. Fasciole indefinite. Notch a sliort sub- 

 cii'cular incision with a raised margin. Throat Avith revolving ridges on 

 the palate. Type FJeirrotoma acatigennnata Smith. 



Besides tlie species which here follow, the inclusion in Tnrridriijni is 

 suggested of — FleitnitniiKi ceritJiina Anton (= digifidis Reeve), ciiicfa 

 hnmarck, J iilnita Hinds, ruiigeyniiii Souvei-bie, and Drill ia siboga' SchepmRu. 



Ti:i;i!ii>i;i;i'A AcrTiiiEM.MATA Sinlfh. 

 (Plate xlii., figs. 12, 13.) 



Plenrotoma arntigem mata Smith, .Ann. Mm^'. Nat. Hist., (4), xix.. 1877, 

 p. 489, and"(7), .xiii., 1904, p. 457. /./. Melvill and Standen, Pi-oc. 

 Zool. Soc. 1901, ii., p. 433. Id. MelviU and Sykes, Proc. Malac. Soc, 

 ii., 1897, p. 145, /(/. Schepman, Siboga Exped., xlix., 1913, p. 400. 



Turn's acntigpuniiata Melvill, Proc. Malac. Soc, xii., 1917, p. 14(5, pi. viii., 



Plenrotoina jubata Brazier, Proc. liinn. Soc. N.S.W., i.. 1S76, p. 152 (not 



P. jiibafa Hinds). 

 Pleitrofoiiia ariiiillala Brazier, op. n't., p. 151 (not /'. nmiillata Reeve). 



Hub. Queensland: — 20 fathoms, Darnley Island (Brazier): 5 to 10 

 fathoms, Hope Island (self). 



