301 
44. Columbella (Seminella) cosleliifera Pease. 
Shell oblong ovate, longitudinally ribbed; ribs about 20, dose, corapressely rotun- 
date, extending the whole length of the vvhoils, very slighily constricted beneath the 
sutures; whorls five, piano-convex; apertura rather wide; sinus open, on the central third 
of the lip, base subtruncate; canal very short; ribs grayish white; interstices sornetimes 
reddish brown; last whorl paitially banded or irregularly pointed with reddish brown. 
Long. 5, diam. 2 mm. 
Seminella costellifera Pease Pr. Z. S. 1862 p. 179. 
Polynesien. 
45. Columbella plicatula Bunker. 
Testa parvula, ovato-acuta, apice acuminata, nitidissima, subdiaphana, albida seu 
fulvescens, fasciis duabus pallide fuscis interruptis cincta; 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 subvaricoso, intus striato; faucibus plerumque 
fuscis. 
Long. 32/3, lat. P/3'". 
Buccinum (Columbella) plicatulura Dunker Zeitschr. für Malacoz. 1853 
p. 58, nec Mal. Bl. 1871. 
Westindien. — Wird von Tryon mit Zweifel zu Col. pulcliella Kiener nec 
Keeve gezogen, doch stimmt die Beschreibung nicht ganz. Dunker hat denselben 
Namen später noch einmal für eine ebenfalls noch nicht abgehildete 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 appressed, 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. Markings in general consisting of trans- 
verse, alternate dark red brown and white bars, slighthly fluctuated on the last whorl. 
