CHINESE EARTHWORMS — GATES 465 



quately characterized, and inasmuch as types or specimens of P. 

 yamadai have not been available for examination Michaelsen's species 

 is retained. If Michaelsen's species is in fact composite and actually 

 in part a synonym of yanuuiai, the name pectenifem will have to be 

 retained for the remaining part. 



PHERETIMA PINGI Stephenson 



1925. PhercthiHt phifjl Stephenson, Proc. Zool. Soc. London, 1925, p. 891 (tyiie 

 looftlity: Nanking; type in the British Museum). 



1931. Phcretima pinr/i Michaelsen, Lingnan Sci. Journ., vol. 8, p. 159. 



1931. Pherctitna pUuji Stephenson, Proc. Zool. Soc. London, 1931, p. 55. 



1931. Pheretima (Ph.) p'mgi aiicHAELSEN, Peking Nat. Hist. Bull., vol. 5, pt. 3, 

 pp. 2, 11 (part); Zool. Jahrb. (Aht. Syst.), vol. 61, p. 56 (part) (Nan- 

 king; specimens in the Hamburg Museum). 



1933. Pheretima pivgi Chen, Contr. Biol. Lab. Sci. Soc. China, zool. ser., vol. 9, 



p. 228 (part only?) (excluding forms with no spermathecae in v ?). 



1934. Pheretima kvamikia Kobayashi, Journ. Chosen Nat. Hist. Soc, vol. 19, 



p. 1 (tyi)e locality; Korea; types ?). 



1935. Pheretima pingi Gates, Smith.sonian Misc. Coll., vol. 93, no. 3, p. 14. 



1936. Pheretima carnosa Kobayashi, Sci. Rep. Tohoku Univ., ser. 4, vol. 11, p. 



115 (part), excluding from .synonymy hawaynnn Gates. 1932). 



Material exatnined.— From the British Museum: 1 specimen 

 labeled ^'Pheretima pingi Stephenson. Holotype. 1924.11.29.5. 

 Nanking, China" ; From S. Kobayashi : 1 clitellate specimen labeled 

 "PA. kyamikia Kobayashi (Tetsugen) Kogen-do" (this specimen is 

 unusually well preserved). From the U. S. National Museum: 18 

 specimens labeled "Kiangsu, Nanking. National Southeastern Uni- 

 versity by C. Ping." From Dr. Graham : 1 clitellate specimen labeled 

 "Near Mupin, 7,000-13,000 feet, July 8, 1929." 



External charcf.cterpUics.— Length, 120-190 mm. Diameter, 



5-71/2 nim. 



The setae begin on ii, on which segment there is a complete circle. 

 The setae of ii-viii or ix are enlarged, especially ventrally. From 

 viii or ix, passing posteriorly, the size of the setae decreases, the setae 

 of xvii larger than those of xix but smaller than those of xi; the 

 setae of the posteriormost segments slightly larger than those in 

 segments of the middle of the body. The setal numbers are indicated 

 as follows: 



