(i) 34 Palasontologia SI idea Ser. B 



MEASurj'^MRXT.s. TIr' following are the measuren^ients of tbe types: 



Diameter of Diameter of 



Height body-whorl umbilicus 



1. (Fig 14), 12. T) riini. I'.l. 5 mm. .".5 



•-'. (Fig 1.")), 11. .") mm. (upi.ro.x. ) 20. U mm. ± ('>. 



Ho];rzox Axij Locality : In the up])er portion of tliu Actinuccras or Macbiakou 

 limestone at Tangshan, province of Cliihli. Collected by George B. Barbom-, Professor of 

 Geology in Peking Gbristian Univers^ily, in wbose bonor tlie sliell is named. Also 

 Sm-vey collection. 



Family MURCHISONID^E Koken 



Genus HORMOTOMA Sailer 

 Hormotoma doquieri Giabau (bp. nov.) 



Plale III Figs. 16a -b 



Sbell small, bigb spired witb 7 or more wborls (tbe apex is imperfect), wbicb 

 embrace very sligbtly, leaving tbe larger part of tb(/ precixling A\borls exposed. Apical 

 angle about 10°. Sboulder flat or gently convex. Slioiilder angle obtuse, cbaracterized 

 by a revolving band, wbicb is l_>ordered l>y a spiral on eitber side. Lower part of wborl 

 rounded, and broader tlian tbe slioulder. Lines of growtb prominent, producing a 

 subdued sui'face ornamentation. Aperture not fully sbown, but apparently witb an 

 anierior notcli. 



This sbell ]i:is tbe general character of Honuutoma gracilis Hall, from the Cluizy 

 and Stones iliver, and the 4'renton of N()rtb America, but the shoulder is flatter in the 

 Chinese form and the lower exposed part of tlie wborl proportionately higher than in the 

 American s])ecies. Tbe lines of groMih are also more prominent in the Chinese form. 



ai 



Ilonrzox A.xii L<.h'Alitv: In tbe Liangchiasban limestone of tln' Shib-Mun-Chi 

 region, eastern Chibb province, collected by F. F. Matbieu. Tlu' specific name is 

 given in honor of M. Alexandre Doquier chief of mines of the Kailan Mining Ad- 

 ministration. 



