Anis. 



26 



Anisopliylliim trifarcatnm. (Hall, 35tli An. Rt. 1882 



\/ t S ; Foss. Corals, Niagara and Upper Helderberg.) 



J'^'^miK Colletl's Indiana of 1882, page 273, plate 15, 



figs. 7, 8. Niagara formation, at Louisville, 



X^y. — Yi, This species may be distinguished 



irom A, unilargmn by its somewhat more 



slender form, its thinner plates and no side 



%8Z #/ls fossettes. 



Anisopliylliini unilargum (Hall, 35th An. Rt. N. Y. 1882,) 

 Colletl's Indiana of 1882, page 272, plate 15, 

 fig. 5. Side view, ordinary size; fig. 6, imper- 

 fect, showing a single prominent ray back in 

 the calyx. Niagara formation, Louisville, Ky. 

 Vh. It has fifty plates (lameHos) alternating 

 in size, smaller ones rudimentary; two cross 

 grooves (fossettes). 



Anmdaria hrevifolia. See Annnlaria splienopliylloides. 

 XIIL 



Annularia fertilis. See A. longifolia. XIIL 

 Annnlaria galioides. See An. splienopliylloides. XIIL 

 Anniilaria longifolia {Pecopterls longifolia Brogniart, 



hi^ I 



