-I*^ 



The Nautilus. 



Vol. XXII. DECEMBER, 1908. No. 8. 



A NEW HAWAIIAN EALIELLA. 



BT H. A. PILSBRT AND E. G. VANATTA. 



Kaliella gaetanoi n. sp. Fig. 1. 



The shell is perforate, thin, cream-white (the specimens being 

 fossil). Spire straightly conic, the apex rather obtuse. First 1^ 

 whorls white, smooth and convex ; following whorls are flattened, 

 finely, rather weakly and irregularly 

 striate radially, the base being irreg- 

 ularly radially striate, with fine micro- 

 scopic engraved spiral lines. Whorls 

 5^, very slowly widening, the last 

 acutely carinate, this carina showing 

 immediately above the suture as a 

 narrow seam. The base is convex. '^' 



The aperture is narrow, truncate at the ends, basal and parietal 

 margins parallel. Columellar margin is short, subvertical, with the 

 edge narrowly expanded. 



Alt. 2.87 ; diam. 4.84 mm. 



Palihoukapapa, Hawaii, fossil. Type No. 95779 A. N. S. P., 

 from No. 4730 of Mr. D. Thaanum's collection. 



Kaliella suhtilissima (Gld.) and K. konaensis Sykes are both less 

 elevated species, otherwise related. Named for the discoverer of the 

 Hawaiian Islands. 



