SMITH : ON MOLLUSCA FROM TIEBBA DEL FUEGO. 



335 



6. Photintjla Ceawshayi, n.sp. Fig. n. 



Testa imperforata, turbinata, saturate lilacea ; anfractus 6 (?), 

 penult, et antepenult, sulcis spiralibus 3-4 sculpti, convexi, ultimus 

 supra et infra obsolete sulcatus, infra suturam leviter impressus, ad 

 peripheriam rotunde subangulatus, incrementi lineis tenuibus 

 perobliquis striatus, infra medium lineis paucis concentricis 

 saturatioribus pictus, circa regionem umbilici albus ; apertura obliqua, 

 intus obsolete sulcata ; columella incrassata, reflexa, appressa, alba, 

 callo tenui labro juncta. 



Diam. maj. 21, min. 18 mm. ; alt. 22 mm. 



Fig. I. Gen. et sp. — ? 



,, II. Fhotinula Crawshayi, n.sp. 



,, III. ,, roseolineata, n.sp. 



,, IV. Sttecinea ordinaria, n.sp. 



,, V. Chione Fucgiensis, n.sp. 



,, \i. Muctra Fuegiensis, n.sp. 



,, A'li. Chilina Fuegiensis, n.sp. 



Mab. — Rio McClelland, Useless Bay. 



In some respects this species approaches P. Hyadesi of Rochebrune 

 and Mabille,^ but the spire is more elevated, the penultimate whorl 

 larger and more convex, and the colour different. 



The single specimen has the apex broken away so that the number 

 of whorls is given only approximately. The antepenultimate whorl 



1 Mission Scient. Cap Horn, vol. vi, Mollusques, pi. iv, fig. 8. 



