58 



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

 Pago 15, read nitens for "niteus." Page 23, in tlio first line of the 

 last paragrai)h, read furnishes for "furnished." Page 26, read 

 poUubrum instead of "pallubrum." Page B6, 7th line from the 

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

 instead of '•'pallubrum," and nitens instead of "nitons." ()])])osite 

 plate II, 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 cocjndftis in- 

 stead of "Coguatus." Opposite plate I, read comiilanatus for "com- 

 planutus." 



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

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

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

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

 6th line in 2d paragraph, read lunulc for "lunnulo." Page 20, 9th 

 lino from the bottom, read fine for "five." Page 24, l;3th lino from 

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

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

 tenths inches." Page 27, last lino in the 1st paragraph, read incii 

 for "arch." Page 29, 3d line from the bottom road ITijolHhidd' for 

 "IIi/olUhcKJa'.'' Page 30, read specific name dunloithonse for 

 "duideithonsis." Page 31, read si^ecific name caldwelli for "cald- 

 wellensis." Page 33, 2d lino from the bottom, road recurving for 

 "roc-urring." Page 41, 4th line from the top, n-ad outer for "other," 

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

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

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

 47, 3d and 4th lines in 3d paragraph, road octorhin and ondorhin for 

 "octorhim" and "endorhim." Page 49, 2d line in 3d i^aragraph, read 

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

 look." Opposite plate I, road Edniondia for "■Edmundia." Op- 

 posite i:)late 3, road dunloithonse for "dunloithonsis." Opposite jjlate 

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

 ensis," and "blari." 



