160 



Distin^-uishiug ( 'hdracters.— 

 Apparent flat expansion of the 

 f ]• o n d ; i v r e g n 1 a r 1 y-f o r ki n g 

 branclie.s; nlender, rather distant 

 (2 to omni.) dissei)iments; stri- 

 ated bi-anches of non-eelhihferons 

 face; angular l)ranches of cel- 

 hiliferons face, with sharp 

 cai-ina, nodes, or spiimles: cell 

 apertures in double row, except 

 just below a fork, where three rows occui*. 



Found in the Deniissa bed, at Section .") (rare). 



Fig. 48. Fenestella pjanirfimosa. 

 The non-celluliferous and cellulifer- 

 ous sides, x 4 (.after Hall.) 



Genus LOCULIPORA. Hall. 



[Ety. : Loculns, cell; poros, pore.] 

 (1887: Pal. N. Y., Vol. YI., p. 33.) 



Brvozoum funnel shaped, with sinuous or zig-zag branches, 

 which reunite at intervals, or are connected by Yery short 

 dissej)inients of about the same width as the branches. 

 The cell apertures (;'oni])letely suri-ound the fenestrules ; 

 the center of the branches and disse})iineiits are marked by a 



prominent ex- 



])an(leil ridge, or 

 carina, on the cel- 

 luliferous face. 



LoC 1" L I IM) i; A 

 PLKFOHATA. Hall. 



(Fig. 4<».) (nOth 

 Kep't X. V. State 

 Mus. Xat. Hist., 



Fui. 49. Liiriihpiini pi-r/oriitii (from Hall.. (<() A large 

 fragment showing- the general appearance and manner of i) ().")• -4-1 st Ii(-'I)'t 

 gniwtli : I '») an enlargement from title non-eelhiliferous face, ' ' ' ' ' 



showing the angular, slightly-earinated branches connected V \' ^t-it*-' Mils 

 by dissepiments. 4 x: (c) an enlargement of the eelhdifer- " • ^ " '^'^"^'r ^tiiiri. 

 ous face, showing the angular brandies and the disposition 

 of the cell apertures around the fenestrides, 4 x. 



Nat. Hist., PI. X.) 



