158 AxxALS OF THE Carnegie Museum. 



spectively. All the species on that list except the last, Nucula belli- 

 striata occur in the faunule, thus showing that it is an aggregation 

 of very typical Hamilton species. 



Annotated Faunae List. 

 Anthozoa-Actinozoa. 



Heliophyllum halli E. & H. 



111. Dev. Foss., pi. XXIII, 1876. 



In the i)resent collection there is only a single specimen of this 

 coral, and that is of small size. The species is common in the upper 

 Hamilton at Thedford and Eighteen Mile Creek, is fairly common at 

 the same horizon at Livonia, but is found only near the base of the 

 Cayuga Lake section, and is not reported from the eastern counties. 



Michelinea stylopora Eaton. 



111. Dev. Foss., 1S76, pi. XVIII. 



The specimens of this species are fairly common at Canandaigua 

 Lake. It is abundant in certain beds in the lower Hamilton at Eighteen 

 Mile Creek and Cayuga Lake and in some upper beds at Livonia. It 

 has not been reported from Thedford or the eastern N. Y. localities. 



Aulopora serpens Goldfuss. 



Geol. Survey Mich., 1873-76, p. 81, pi. 33. 



This occurs quite commonly on brachiopods in our faunule, usually 

 on some species of StropJieodonfa. It is rare at Thedford, Eighteen 

 Mile Creek and Cayuga Lake. 



Ceratopora dicliofoi/ia Cirabau. 



Proc. Bos. Soc. Nat. Hist., Vol. XXVIII, p. 418, pis. 2-4. 



This species is common in our material and at Eighteen Mile 

 Creek, but is rare at Thedford and Cayuga Lake. It is not reported 

 from Livonia or the eastern localities. 



Ceratopora jacksoni Grabau. 



Proc. Bos. Soc. Nat. Hist., Vol. XXVIII, p. 415, pis. i and 2. 



This species is about as common as the preceding one in our 

 material. It is also common in the De/nissa bed at Eighteen Mile 

 Creek, but has not yet been reported from the other sections. 



Vermes. 



Spirorbis aiigulatiis Hall. 



15th Report N. Y. State Mus. Nat. Hist., p. 84. 



