30:jJ — Mttikea TeiffHi 



3018. 



30;e, 30t5,^Transverse Sections of Shell of Teredo gigaiitea. 



302).— Oa^rcclienn, 



aoifl. — Teredo gigante:i. (From Rnnnpliins.) 



i0 



3021,— KistuUnac'.ava, 



30'.3.— Tercilo navalls, oil', "f slifll. 



fl B 



30lr. — Teredo gtgantea. (From lirinTitlis.) 



COM,— Shell and Tube of Teredo naralis. 



3015.— Wool perforated b>- Teredo navalU. 



285 



