58 



Bulletin No. 9, p. 9, read stelliformis instead of "stelliformuis," 

 Page 15, read nitens for "riiteiis." Page 23, in the "first line of the 

 last paragraph, read furnishes for "furnished." Page 26, read 

 pollubrum instead of "paHubrum." Page 86, 7th line from the 

 bottom, read slowly for "showing." Opposite plate I, read pollubrum 

 instead of "pallubrum," and nitens instead of '•nitens." Opposite 

 plate IT. spurius instead of "spurious. " 



Bulletin No. 10, p. 27, read complanatus instead of "complanutus." 

 Page 46, 2d line from the bottom, read constricted, instead of "con- 

 structed." Page 59, 1st line, in the 3d paragraph, read seven instead 

 of "seventeen." Page 64, 7th line from the top, read cognatus in- 

 stead of "•Cognatus." Opposite plate I, read complanatus for "com- 

 planutus." 



Bulletin No. 11, p. 6, Lunulicardium grande is from the Chouteau 

 limestone, al Sedalia, Mo., instead of the Ham. Gr. at Providence. 

 Page 6, 6th line from the bottom, read valves for "values." Page 8, 

 last line but one in the 1st paragraph, read fine for "five." Page 15, 

 6th line in 2d paragraph, read lunule for "lunnule." Page 20, 9th 

 line from the bottom, read fine for "five." Page 24, 13th line from 

 t he top, insert after the word "inches," on one side an inch. And 

 make the rest of the sentence read "and on the other one and two- 

 tenths inches." Page 27, last line in the 1st paragraph, read inch 

 for "arch." Page 21), 3d line from the bottom read Hyolithidce for 

 "ILyolithadae,." Page 30, read specific name dunleithense for 

 "dunleithensis." Page 31, read specific name caldwelli for "cald- 

 wellensis." Page 33, 2d line from the bottom, read recurving for 

 "recurring." Page 41, 4th line from the top, read outer for "other." 

 and in the 14th line insert between "authors" and "in" the words, 

 referred to. Page 43, 5th line from the bottom, read umbilicus for 

 "ambilicus." Page 44, 8th line from the top, read at for "as." Page 

 47, 3d and 4th lines in 3d paragraph, read ectorhin and endorhin for 

 "ectorhim" and "endorhim." Page 49, 2d line in 3d paragraph, read 

 wildly for "widely." Page 50, 1st line, read overlooked for "over- 

 look." Opposite plate I, read Edmondia for "Edmundia." Op- 

 posite plate 3, read dunleithense for "dunleithensis." Opposite plate 

 4, read caldwelli, jerseyense and blairi for "caldwellensis," "jersey- 

 ensis," and "blari." 



