— 302 — 



The white and brown rectangular bars, not being continuous from one whorl to another, 

 give the shell a tesselated aspect. 

 Long. 0,28, lat. 0,11". 



Nitidella elegans Dali Amer. Journ. of Conch. VII 1871 p. 110. 



Panama. 



47. Columbella (Nitidella) vitiensis Dunker. 



T. parvula, solidula, oblongo-pyramidalis, subfusiformis, laevigata, flavida, fascia 

 maculis albis et fuscis subquadratis infra suturam tesselata, lineolis pallide fuscis anuulatis 

 reticulata vel marmorata; anfractus parum convexi, sutura distincta divisi, ultimus spira 

 paullo brevior ad basem transversim distincteque costatus, macularum serie fuscarum 

 notatus; columella sinuata, plicia nonnullis rugosa; labrum acutum intus incrassatum, 

 superne emarginatum, costis tribus erassiusculis munitum; peristoma ovato-subrhombeum. 

 Long. 6, diam. vix 3 mm. 



Columbella (Nitidella) vitensis Dunker Malacozool. Bl. XVIII 1871 



p. 156. 



Viti-Inseln. 



48. Columbella (Nitidella) plicatula Dunker. 



T. parva soUdula, subulato-turrita, nitida, alba, fusco-flammata, et variegata, anfrac- 

 tibus 9 planiusculis, sutura lineari subcanaliculata divisis, longitrorsum plicatis instructa, 

 anfractus ultimus dimidiam circiter longitudinem cochleolae aequans, ad basem transversim 

 costulatus; rostrum longiusculum curvatum paullo erectum; canalis latus; apertura ovata; 

 labrum incrassatum, externe costis tribus majoribus, interneque denticulis 6—7 munitum; 

 columella quinqueplicata, superne valde sinuata. 

 Alt. 10, diam. 3,5 mm. 



Columbella (Nitidella) plicatula Dunker Malacozool. Bl. 1871 XVIII 



p. 158, nee Zeitschr. f. Mal. 1853. 



Viti-Iiiseln. 



49. Columbella (Anachis) pusiola Dunker. 



T. minima, magnitudine Col. nanae, oblongo-pyramidalis, subfusiformis, flavida, 

 maculis fuscis irregularibus variegata, epidermide tenuissima pellucida vestita, anfractibus 

 9 parum convexis instructa, costulis transversis et longitudinalibus coufertis subretieulata; 



