184 
SMITHSONIAN INSTITUTION 
Figs, i, 2. 
3- 
4- 
PLATE 6 
(Figures natural size unless otherwise stated) page 
Allocrinus typus Wachsmuth and Springer ... 30 
Two crowns, showing characteristic heavy arms, with calyx expanding upwards. 
Crown somewhat displaced, with complete stem. 
A smaller specimen. 
Beech River formation; Decatur County, Tennessee. 
Allocrinus ponderosus new species 30 
Figs. 5, 6. Two crowns, showing the heavy arms, medially swollen, and very narrow calyx. 
Beech River formation; Decatur County, Tennessee. 
Allocrinus longidactylus new species 30 
Complete crown with stem, showing extreme length of arms, and wide, nodose calyx 
Another specimen showing distribution of pinnules. 
Lateral and dorsal views of calyx. 
Var. magniradialis. Crown with nearly complete arms, and extremely large radials. 
Beech River formation; Decatur County, Tennessee. 
Fig. 7. 
8. 
9,9a. 
10. 
Allocrinus benedicti S. A. Miller 31 
Figs, ii, 12. Two crowns with more rounded calyx plates, from Laurel limestone; St. Paul, Indiana. 
Patelliocrinus omatus new species 31 
Figs. 13, 14. Lateral and basal viev/s of calyx. 
15, 15a. Opposite lateral views of crown free from matrix, with tubercular surface, and 10 
heavy, biserial arms. X 3/2. 
Laurel limestone ; St. Paul, Indiana. 
Patelliocrinus rugosus new species, 
Figs. 16, 17. 
18. 
Two calices seen from 1. ant. and r. post., with very large radials and rugose surface. 
Basal view of another specimen. X 2. 
Laurel limestone; St. Paul, Indiana. 
Patelliocrinus laevis new species 32 
Figs. 19, 20. Lateral views of two specimens with smooth surface; IIBr in contact all around. 
X3/2. 
Laurel limestone ; St. Paul, Indiana. 
genus and species indet 32 
Fig. 21. Complete crown, with 10 heavy biserial arms, 3 small BB, very large RR, followed by 
one IBr almost filling face of R; one small iBr. 
2ia. Opposite, probably post., view of lower part with arms broken away, showing large iBr. 
X2. 
2 ih. The same part seen from a different angle. X 2. 
Beech River formation; Decatur County, Tennessee. 
