PLBTirBiOTOMA. PcBfiama •Shdkv ll,'7 



Piettmtoma rudiiM&M Sjrnop. 'Nm.- Te* Viv. p. 109. < May issa. 

 . Eieeve Gonck loon. pL !r. £ 6a. Mar. a84S. 



Station. — tinder Stones; Cuming 1 Sowerby: also Eeeve: 

 also Miiller. 



Eahitat.— Monte Christi; Cunaing!. Sow€rby; also Reeve: 

 also Miiller. 



Monte Christi ; Jay. 



Panama ; C. B. A. ! 

 2 specimens were obtained. 



182. Pleiirotoina rustica. 



Synonymy. 



Pleurotoma rustica Sowlx'in Proc. ZooL Soci Lond. p. 158. De& 1833. 



Mull. Synop. Nof. Test Viv. p. 116. May 1836. 



thiarella Eiener Iconog. p. 66, pi. 23.- f. 2. ? 



rustica Beeve Conch. Icon, pi. 11. £ 91. May 1843. 



Mr. Eeeve's reference to Proc. Z. S. 1843, is a misprint for 

 1883. 



Station. — Under stones; Cuming 1 Sowerby: also Reeve: 

 also MiilleT. "We found it under stones near low water mark. 



Ecthitat. — Xipixapi ; Cuming I Sowerby : also Reeve : also 

 Miiller. 

 West Columbia ; Jay. 

 Panama ; C. B. A. I 

 10 specimens were collected, most of them moTe strongly 

 striated spirally on the last whorl than is represented in the 

 Conch. Icon. 



183. Plenrotoma striosa. Nor. sp. 



Shell slender: dingy white, with a more or less distinct 

 brown spiral stripe on the last whorl issuing from the upper 

 part of the aperture : with indistinct crowded spiral striae, with 

 ten or twelve very slender ribs on each whorl : apex acute : 



