ON MOLLUSCA OF THE WEST COAST OF NORTH AMERICA. 



659 



394. Odostomia straminea, n. s. Like tall var. of inflata, with straw-coloured epi- 



dermis, not striulate. 



395. Odostomia tenuiscidpta, n. s. Like sublirulata, Maz. Cat. no. 487, with obsolete 



sculpture throughout. 



396. Chrysallida cincta, n, s. Passing towards Mumiola. Radiating sculpture very 



faint. 



397. Chrysallida pumila, n. s. Like ovulum, Maz. Cat. no. 512, but slender ; spiral 



lines delicate. 



398. Dunkeria laminata, n. s. Subgenus of Chemnitzia, with rounded whirls : typical 



species. Aspect of Fenella, finely cancellated. 



399. Chemnitzia tridentata, n. s. Large, chestnut : 19-24 ribs, evanescent at peri- 



phery : waved interspaces with 8-10 spiral grooves : labrum with 3 teeth, 

 hidden as in Obeliscus : base round. 



400. Chemnitzia chocolata, n. s. Same size and colour : not toothed : base prolonged : 



crowded ribs minutely striulate between. 

 Chemnitzia Pvar. aurantia. Intermediate between the above: orange, base 



round ; 26 ribs, striulate between. 

 Chemnitzia tenuicula, Gld. Otia. Shape of tridentata dwarfed: whirls flatter, 



base prolonged, spiral grooving strong. 



Chemnitzia Pvar. subcuspidata. Kibs more distant, muricated at sutures. 

 Chemnitzia crebrifilata, n. s. Slender, whitish : with 8 spiral threads passing 



over 24 ribs, evanescent round base. 

 Chemnitzia torquata, Gld. Otia = Vancouverensis, Gld. Ribs truncated before 



periphery, leaving plain band above sutures. 

 Chemnitzia Pvar. stylina. Like torquata, tapering, less swollen in front, with 



more ribs, band less marked. 

 404. Chemnitzia virgo, n. s. Very slender, with short, smooth base : 18 ribs, evanes- 



cent at periphery, and 8 spiral grooves. 



401. 



401 b 

 402. 



403. 



Family Eulimidce. 



405. Eulima micans, ? n. s. Perhaps a small var. of the European polita* 30-40 fm. 



living. Cp. 



406. Eulima compacta, ? n. s. Small, with blunt spire and elongated base. 



407. Eulima rutila, ? n. s. Leiostracoid, rosy, base lengthened. Like 



Maz. Cat. no. 551. 



408. Eulima thersites, n. s. Very broad, short, twisted. 



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