24 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 64 



C 30. About 100 feet below C21, different section; above C29, same section; 

 below C3S, same section; about same horizon as Csi, different 

 section. 

 Middle Cambrian: Layer in black oolite of Ch'ang-hia limestone 

 [Blackwelder, 1907, p. 33, part of the first list of fossils], 25 feet 

 7.5 m.) above the second cliff at an elevation of 1,700 feet (568.9 

 m.) on top of the long north and south ridge at Ch'ang-hia, Shan- 

 tung. 



Dorypyge richthofeni Menocephalus acidalia 



Lisania alala Menocephalus agave 



Lisania sp. undt. Levisia adrastia 

 Anomocare sp. 



C31. About 15 feet below C20, same section. 



Lower Cambrian : Gray crystalline limestone in the central portion of 

 the Man-t'o shale [Blackwelder, 1907, p. 26 (first list of fossils), 

 and fig. 6 (bed 12), p. 25], at Ch'ang-hia, Shan-tung. 



Ptychoparia aclis Ptychoparia (Emmrichella) 



Ptychoparia ligea mantoensis 



C 32. See also C32', other drift blocks at the same locality. 



Middle Cambrian : A fine-grained bluish-black limestone bowlder be- 

 lieved to have come from the lower part of the Ki-sin-ling lime- 

 stone [Blackwelder, 1907, p. 272], collected in river drift i mile 

 (1.6 km.) south of Chon-p'ing-hien, on the Nan-kiang River, 

 southern Shen-si, 



Obolus shansiensis Aluta enyo 



Dicellomus parvus Aluta eris 



Acrotrcta shantungensis • Aluta fragilis 

 Orthotheca doris Aluta sterope 



Microdiscus orientalis Aluta woodi 



Aluta bergeroni 



C 32'. See C 32, another drift block at the same locality. 



Lower Cambrian : A limestone bowlder collected in river drift i mile 



(1.6 km.) south of Chon-p'ing-hien, on the Nan-kiang River, 



southern Shen-si. 

 Two species : Obolella asiatica and Hyolithes sp. undt. 



C 33. Upper Cambrian: About 100 feet (30 m.) above the base of the Ch'au- 

 mi-tien limestone, 9 miles (14.4 km.) north of Sin-t'ai-hien, Shan- 

 tung. 

 One species, Ptychaspis sp. (free cheeks and fragments). 



C 33a. About same horizon as C 11, different section. 



Upper Cambrian : Talus near the base of the cliff of Ch'au-mi-tien 

 limestone [Blackwelder, 1907, p. 41, part of the last list of fossils], 

 9 miles (14.4 km.) north of Sin-t'ai-hien, Shan-tung. 

 Two species, Chuangia batia and Anomocarella bcrgioni. 



