Plate 82. 



Figs. l-H. ScruiiocclUiria dausa, new s|K>eii'S (p. 100). ,„o,„hnno with lat- 



1. Froulal side of a segment, X 25, with the opesi. covered bj a ux.nb.ane with 



2. V^^Z. of the same, X 25. In this view the zooecia are Oi.tinct and convex 



nnrl the vibraculum straight and acnminate. 

 VicUshnrgian (Cendon men.ber of Marianna limestone) West bank of Conecuh Rne.. 

 Escambia County, Alabama. 

 Cat. No. 64247, U.S.N.M. 



3. Portion of a segment, X 25, with several wicelled zooecia. 



4 p; Frontal side of two other segments. X 25. - ., , ai„ 



vlcUsbmSan (Marianna limestone): Salt Mountain. 5 miles south of Jackson, Ala- 



bama. 



Cat. No. 64248, U.S.N.M. 

 Figs C-10. NeUia ociilala Busk, 1S52 (p. 106). 



ft SPsrment X ''5 with radicular pores below the opesia. 



?■ upper p;rHon of a segment. X 25, illustrating the normal aspect of the zooecia. 

 8. Exampfe?X 2.5!in whtch the lowermost zooecium bears only a radicular pore, 

 ci oocrnipnt with elongate zooecia, X 25. „ , , » , , 



vSurgmn (Martanna limestone) : Salt Mountain, 5 miles south of Jackson, Ala- 



bama. 



Cat. No. 64240, U.S.N.M. 

 10. Small fragment, X 25. 



Vicksburgian (Byrara marl) : Byram, Mississippi. 

 Cat. No. 64250, U.S.N.M. 

 fr^c- 11 ^s ft pterocella riclaliurfiicd, new species (p. 108). 



11 12 Two SaZents, X 25," showing the two rows of smaller converging zooecia. 

 3 4 Tro othrpornons of segments. X 25. illustrating the larger ^J-je.t -o-a 



Vicksbnrgiau (Marianna limestone): Salt Mountain, 5 miles south of Jackson, Ala 



bama. 



Cat. No. 64251, U.S.N.M. 



P.. 15. -I^r:^ thr;::n::;:;"S:,?- "^. with occasional Unear o..siular indenta- 

 tions in the zooecia and one zooecium with ovicell {ov). 

 vSm^ian (Marianna limestone^ : Near Claiborne, Monroe County. Alabama. 

 Cat. No. 642!52, U.S.N.M. 

 r... 10. --e,.«..^, S^ri^Ji^/anler bryozoan. Several zooecia are provided 



.:;i:^r^S^^o^" -i^ber of Mananna limestone) : One mile north of 

 Monroeville, Alabama. 

 Cat. No. 64253, U.S N.M. 

 Fi<;s. 17-26. FlorklincUa r/c/;.sb»r»i<« C.niiu and Bassler, 1017 (p. 2L0). 



17. Three zoaria, natural size. ,. , ■ , «-,.„, 



18 K small zoarium, X 25, showing its unilamellar, hollow, cylindrical fo.m. 



19 Surface of au example, X 25, with narrow, elongate zooecia. 



20 surface of a zoarium, X 25, in which the lateral grooves are well developed. 



01 \ «neeimen with wide zooecia, X 25. . , „ 



^o t zoarium X 25, with broad zooecia having a small opesium and Unear opesuUes 

 "o3 t-on ceiriiferous face of zoarium, X 25, with hydrostatic tuberosities and wi,h zooecial 



.4 ViT'^thrlame'^e in another specimen, X 25, with the zooecia plainly visible, 

 o-i' Another view, X 25. with the zooecia marked out by depressions. 



26: PorUon of Tzoarinm, X 25. with ovicelled zooecia iov), calcified zooecia (.c), and 

 zooecia showing total regeneration (sr). 

 Viclsburgian (Marianna limestone. : One mile north of Monroeville, and west bank 

 Conecuh River. Escambia County, Alabama. 



Cat. No. 64254, T'.S.N.M. ^^ 



