227 



Ethm. 



Ethmophyllum profundum. 



{ArchmoGyathus profun- 

 dus^ Billings, 

 ^ll 1865, Foss. Pal. 

 '^m I, 4). ^alcott 

 Ka Bulletin, U. S. 

 ■Spf G. S. No. 30, p. 

 t^M 34 _piate 2, fig. 

 3a, cup of a 

 small specimen ; 

 fig. 3, cast of in- 

 side surface of 

 wall; fig. 35, sec- 

 tion of cup, filled 

 with cellular tis- 

 sue.— Plate l,fig. 

 Id^ enlarged 

 drawing of the 

 pointed stem of 

 the cup, to show 

 its anatomy; fig. 1(^, an outline cross section, showing the seg- 

 ment, of which fig. 1 is an enlarged drawing. Fig. Ic, is a sec- 

 tion of solid stem, natural size, {For these Hgures see opposite 

 page,, 226.) — Labrador, L'Anse au Loup, Straits of Belle Isle. 

 Lower Cambrian,^ L. C — {^See foot note on page ISJf. alove.'] 

 "^Ethmophyllum rarum. {Protocyathus rams, Ford, 1878, 



' * 5,) Walcott, Bulletin U. S. G. S., 

 No. 30, page 87, plate 5, fig. 2, the 

 outer surface entirely removed; 

 fig. 2a, section of the lower or 

 small end, showing nine septa ; 

 f. 25., Ford's drawing of his type 

 specimen, outer surface removed, 

 about 21 septa. Bidge east of 

 Troy, N. Y. Conglomeiate lime- 

 stone, Lower Ganibrian,, L, C, — 

 [All these figures were marked M, 

 C, before the change to Lower 

 Cambrian had been made by Wal- 

 cott after his study of the Newfoundland section in 1888.] 



