502 
U. S. NATIONAL MUSEUM 
BULLETIN NO. 47, PL, CXCt 
501. Ckntuoi’kistks TMin.ADELi'iiicrs. (I*. 1201.) 
502. lllPI.KCTKU.M I'OH.MOSUM. (P. 1207.) 
503. Pkionoues mri.i.KUi, (P. 1213.) 
