rr.ATE P>0. 



Kids. 1-.'!. Aiiiiiliililisliiuii imlciix, new s|iwifs (p. Killi. 



1. All iiK-nisting zojumihii, X 20, pi'i'S('i-\ in^' many ii\ii-i'lls iin<l .-m irnlaria. 



2. A siHH'iiiKMi. X 20. sliowiiiji ifgiiin nf tlu' iinroslnila. 



3. Anotlior exaiiiiile. X 20. in wliicli clit'inicnl allcr.-ition df I he siiilarc lias (lerurrod. 

 Ulipei" Jncksoiiian (Ooala limestone): old F.-irim-y. near I!ainliriili;c, (iiM.ri;ia. 



Cat. No. 63931, U.S N.M. 

 Fic. 4. Aiiiiiliihlextridii (irJiiciihitiiiii. new sprrics (p. IHI i. 



The incrusting type-speiameii uf this nnnsual spec'ies. X 20. 

 Upper Jacksoiiiaii (Ocala liiiiestime ) : old FarNiry, near F.ainhridge, (Jccirgia. 

 Cat. No. 03a32, T'.S.N.M. 

 Fig. 5. Rum iilinunt iis hncciitKs, new species (p. l(i.">). 



'l"lii> iiicnisting' tyiie-speciiiien, X 20, slnnviug area aliont ancestrula. 

 .Middle .TaeUsonian (Castle H.ayiie limestone): Wilmington, North Carolina. 

 Cat. No. (i.3n:53, U.iS.N.iM. 

 Fuis. (>-S. I'HDiphiinotun rc/nildris, new species (p. t().5l. 



0. Tlie usual asiiect uf this incrusting speeie.s, X 20. 



7. Kegion of the ancestrula, X 20, of the same specimen. 



8. Another zoarium, X 20. The avicularia are unusually large 



Middle .Jacksouian tCastle Hayne limestone) : Wilmington, North Carolina. 

 Cat. No. 630.34. T'.S.N.M. 

 FiiiS. 9,10. TfiicUii iiiekfrsi. new species (p. 167). 



0. .4rea of the ancestrula of the incrusting zoarium, X 20, \vhcre tlie znoecia lack the 

 distal avicularium. 

 10. The normal aspect of this incrnsting species. X 20. The characteristic elongated 

 avicularium surmonuting the ovicell is plainly visihle. 

 Middle .Tacksonian: Entaw Springs. South Carolina. 

 Cat. No. 6.3935, IT.S.N.M. 

 Fig. 11. Tctirllii luitleatn. new siiecies (!>. 1()6). 



The incrusting type-specimen, X 20. The structure of Ihe zonecia, ovicells. anil avicu- 

 laria is well exhihited. 

 Middle Jacksouian l Castle Flayiie liincstnue) : Wiliiiinglon, Nnrlli Carolina. 

 Cat. No. 6.3936, U.S.N.M. 

 Fig. 12. stniiiriiDi-i'llu itniitiiiii, new species (p. ICi'.ii. 



Surface of the free hilamellar zo.-irinni. X 20, exhihitlng the duckhill-likc .'ni'-'daria. 

 Lower .Jacksouian CMoodys marl): .Jackson. MLssissippi. 

 Cat. No. 6.3037, T'.S.N.M. 

 ITlos. 13-16. StdiiifiiDCelJii jtitrifunnix, new s|iecies (p. 170). 



13. Fragment of the hilamellar zoarium, X 20, showing lateral zooecia with .-iii elliptical 



o]iesium. 



14. A hroader zoarium. X 20, exhihiting pyrlfdrm opesia in the center and elliptical 



iijiesia .along the sides. The lateral zooecia hear lu'ominenf claw-like aviiail.-iria. 



15. A narrow zoarium, X 20, with ovicelle<l zooecia. 



16. Another specimen, X 20, showing a .slightly different .-isiiert of the si>ecies. 

 Lower .Jacksoniau (Moodys marl): .Jackson. Misslssip]ii. 



Cat, No. 03038, TJ.S.N.M. 



31 



