170 



Fig. 64. Fistuiiporina minuta. 

 Portion of surface enlarged, x 18 

 (after Hall and Simpson) . 



snl)-poh'gonal irregularly dispost'il 

 cell apertures, with nifxlerately 

 strong' nodose or spiniilose ])eri- 

 stomes; mesopores with margins of 

 same height as the peristomes, with 

 minute nodes at the angles; low 

 ronnded monticules. Avitli apertures 

 and mesopores like those on the rest of the frond. 



Found in the ''Hamilton group, at West Hamlturg. Erie 

 County, N. Y.'' (Hail, explanation of plates. ) 



FiSTULiPORiXA DiciTATA. (Hall.) (Fig. 6.').) (Pal. X. Y.. 

 Vol.YI., p. 229, PL LIX.) 



Distinguishing Clinrnvters. — Thin, lamellate expansion of 

 incrusting frond: finger-like growth (digitate expansion); 



ff^'^-^^^'^- 



l^\. 



^mmm. 



Fig. 6.i. FistuUpnrhKt clifii- 

 tnta. Portion of the siu-face 

 enlarged, x 18 i after Hall and 

 Simpson). 



closely and ij'regularly (sometimes 

 somewhat regulaiiy) disposed oval 

 a|)ertures, with thin, smooth, slightly 

 elevated peristomes ; minute mesopores, 

 usually in a single series between aper- 

 tures; numerous strong conical nodes, 

 occupying places of mesopores. 

 Found in the "Hamilton group, at West Hamburg, p]rie 

 County, N. Y." (Hah.) 



Genus PALESCHARA. Hall. 



[Ety. : Paliiios, ancieat; eschard, scar; Eschara, a genus of Biyozoa.] 

 (1872: 26th Ann. Rep't N. Y. State Mus. Nat. Hist., p. 107.) 



"Zoarium consisting of thin expansions incrusting other 

 bodies. Cells polygonal, in contact, with freipient maculae 

 (or monticules) of larger cells."' (Hall, Pal. X. Y., Yol. YI., 

 p. xviii.) 



Paleschara INTERCELLA. Hall. (Xot figured.) (-Sd Anil. 

 Rep't X. Y. State Geol., p. 5. ) 



Distinguisliing Characters. — Extremely thin, incrusting 

 corals, etc.; cells in contact, irregularly or diagonally dis- 

 posed; quadrangular, square, or oblong, smaller intei-stitial 

 cells; broad, slightly elevated monticules, with larger cells 



