110 Richardson — Jxra lunglconiis Lucas. 



overlooked Jxra longicornis Lucas. The new species described 

 by him as 5. mediterraneum is probably a synonym of Stenetrium 

 iJxra) longicornis, as a comparison of the figures of the two 

 authors will show. 



Since the publication of Hansen's paper, four new species 

 have been aihhnl to the genus. Stcnetrhni) chlltonl from Ceylon 

 was described by Stebbing * in 1905, and Nobili t in 1907 

 described three new species from Polynesia. Stebbing has 

 referred /S. Inerme to the genus Notasellns PfefTer, so that the 

 genus Stenetrium now includes the following thirteen species: 

 5. armatuvi Haswell, »S. fractum Chilton, S. haswelli Beddard, 

 »S'. stehbingl IJichardson, S. serratum Hansen, S. occidentale 

 Hansen, S. avtlllcnse Hansen, *S. siamense Hansen, S. chlltonl 

 Stebbing, »S\ hanseni Nobili, .S. eiicJiinnn N()I)ili, S. ■proximuni 

 Nobili, and S. longicornis (Lucas). 



• Ceylon IVarl Oyster Fislicrics. 1905. Pt. IV, pp. 55-57. 

 iMfiii. It. Acail. Sc. Torino, (J), .57, l',Kt7, pp. -111-417. 



