301 



44. Columhella (Seminella) coslellifera Pease. 



Shell oblong ovate, longitudinally ribbed; libs about 20, close, compressely rotun- 

 date, extending the whole length of the whoils, very slighily constricted beneath the 

 sutures; whorls five, plano-convex; apertura rather wide; sinus open, on the central third 

 of the lip, base subtruncate; canal very short; ribs grayish white; interstices sometimes 

 reddish brown; last whorl partially banded or irregularly pointed with leddish brown. 

 g^li^JLong. 5, diam. 2 mm. 



Seminella costellifera Pease Pr. Z. S. 1862 p.-179. 



Polynesien. 



45. Columhella plicatula Dunker. 



Testa parvula, ovato-acuta, apice acuminata, nitidissima, subdiaphana, albida seu 

 fulvescens, fasciis duabus pallide fuscis interruptis cineta; anfractibus convexiusculis 7 — 8, 

 supremis longitudine distincte plicatis, ceteris, praesertim ultimo semiplicato spira perparum 

 majore basin versus transversim sulcato, sulcis 16-18 regulariter et concinne incisis; 

 apertura ovata, labro dextro crassiusculo aubvaricoso, intus striato; faucibua plerumque 

 fuscis. 



Long. 32/3, lat. P/3'". 



Buccinum (Columhella) plicatuiura Dunker Zeitschr. für Malacoz. 1853 



p. 58, nee Mal. Bl. 1871. 



Westindien. — Wird von Tryon mit Zweifel zu Col. pulchella Kiener nee 

 Keeve gezogen, doch stimmt die Beschreibung nicht ganz. Dunker hat denselben 

 Namen später noch einmal für eine ebenfalls noch nicht abgebildete Art von den 

 Viti-Inseln angewandt. 



46. Columbella (Nitidella) elegans Dali. 



Shels small, smooth, polished, solid, of 8 whorls, which are very slighthly convex, 

 though not flattened; suture appresaed, not strongly marked ; canal short, outer lip sharp, 

 slighthly lirate inside, straight or hardly sinuated; columella smooth, with a thin callus, 

 outside of which a few faint striae pass round the canal on the anterior part of the last 

 ■whorl. Shell subulate, acutely pointed; nucleus yellowish white, pointed; first 4 whorls 

 with a brownish yellow ground reticulated by white dots, an ornamentation, which also 

 appears on the anterior point of the last whorl, Maikings in general consisting of trans- 

 verse, alternate dark red brown and white bars, slighthly fluctuated on the last whorl. 



