RESEARCH IN CHINA. 



The next succeeding faunal zone contains: 



Prolospongia chloris (4) 

 Acrothele matthewi cryx (4) 

 Acrothele rara (057) 

 Acrotreta pacifica (C^) 

 Pelagiella chronus (4) 

 Hyolithes cybele (C 4) 

 Hyolithes ? (operculum) (C4) 

 Orthotheca delphus (4, 57) 

 Agnostus chinensis (C 4, 57) 

 Agnostus kushanensis (57) 

 Dorypyge richthofeni (57) 



Conokephalina vesta (69) 

 Inouyia inflala (C6g) 

 Agraulos obscura (69) 

 Lisania alala (C<) 

 Anomocare alcinoe (57) 

 Anomocare nereis (069) 

 Anomocarella albion (C 4, 57) 

 Anomocarella chinensis (C4, 57) 

 Dolichonelopus alceste (04) 

 Dolichometopus deois (C4, 057) 

 Dolichomelopus hyric 



This fauna is at the base of the rich Dorypyge richthofeni fauna and sev- 

 eral of its species continue up into the next grouping of genera and species, 

 which is one of the most important of the subfaunas of the Middle Cambrian 

 of China. It includes, in the Sin-t'ai district of Shan-tung: 



Prolospongia cMoris (C I, C2) 



Obolus damesi (C 10) 



Obolus minimus (C i) 



Obolus shansiensis ? (071) 



Obolus (Westonia) blackwclderi (C i, 2) 



Yorkia ? orientalis (Cji) 



Acrotreta pacifica (C i, C2) 



Acrotreta shantungensis (071) (? Ci) 



Eoorthis sp. undt. (071) 



Pelagiella chronus (C i) 



Hyolithes cybele (C i, 2) 



Orthotheca cyrene dryas (C2) 



Orthotheca glabra (071) 



Agnostus chinensis (Ci, C2, 071) 



Dorypyge bispinosa (C 2) 



Dorypyge richthofeni (Ci, 29) 



Dorypyge richthofeni l&vis 



Agraulos dryas (29) 



Inouyia dim (C i) 



Lisania agonius (Ci, 2) 

 Solenopleura paupcrata (C-"ji} 

 Menocephalus sp. undt. (C 10) 

 Anomocare lalelimbatum (2) 

 Anomocarella albion (C i, 2) 

 Anomocarella bigsbyi (71) 

 Anomocarella biston (C2) 

 Anomocarella chinensis (C i, 

 Anomocarella comus (71) 

 Anomocarella temenus (Cio) 

 Anomocarella undata (071) 

 Coosia ? daunus (C2) 

 Ptychoparia sp. undt. (48) 

 Crepicephalus damia (C7i) 

 Crepicephalus ma gnus (48) 

 Lonchocephalus tellus (C 2) 

 Dolichometopus alceste (Ci) 

 Dolichometopus deois (Ci, C2) 

 Dolichometopus derccto (Ci, 2) 



In the Ch'ang-hia district, at a supposed slightly higher horizon, the 



following genera and species occur : 



Obolus chinensis (C62) 



Obolus shansiensis (37) 



Lingulella (Lingitlepis ?) sp. undt. (072) 



Acrotreta lisani (22) 



Acrotreta cf. pacifica (24) 



Acrotreta shantungensis (37, 62) 



Eoorthis sp. undt. (C 26) 



Pelagiella u'illisi (072) 



Hyolithes cybele (22, 62) 



Orthotheca glabra (72) 



Agnostus sp. undt. (24) 



Dorypyge richthofeni (C 19, 24) 



Dorypyge richthofeni lavis (72) 



Damesella brcvicaudata (C 19) 



Conokephalina sp. undt. (C 72) 



Crepicephalus damia (C26) 

 Crepicephalus cf. magnus (025) 

 Inouyia divi (C 24) 

 Lisania alala (22) 

 Lisania belenus (C 19) 

 Lisania bura (C22) 

 Solenopleura agno (C 25) 

 Menocephalus abderus (C 19) 

 Menocephalus acanthus (22) 

 Menocephalus admcta (22) 

 Levisia agenor (025) 

 Anomocare? daulis (Cig, C26) 

 -4 nomocare flava (72) 

 Anomocare megalurus (037) 

 Anomocare ? nereis (72) 



