248 pupoides. 



a smaller number of whorls and a less strongly striate surface. 

 The shape also differs perceptibly, C. alexanderi and C. 

 olaaensis being noticeably more egg-shaped, with a rounded 

 summit. 



13. Columella olaaensis new species. PI. 30, fig. 7. 



The shell is similar to C. alexanderi except that it is broader 

 with a longer aperture. 



Length 1.8, diam. 1.35 mm. ; 5% whorls. Type. 



Length 1.9, diam. 1.35 mm. ; 5% whorls. Paratype. 



Hawaii: Olaa (Thaanum). 



Two specimens were found in a topotypic lot of Nesopupa 

 wesley ana (Anc). 



14. Columella alexanderi (Cooke & Pils.). Text-fig. 16. 

 The shell is openly perforate, dextral, ovate, the apex blunt ; 



glossy, minutely irregularty striate, very thin, cinnamon- 

 brown, the apical whorls much lighter; whorls ^fe-^A, well 

 rounded, increasing very slowly; sutures simple, well im- 

 pressed. The aperture is oblique, quadrate-lunate; columella 

 vertical, lip thin, the outer margin simple, reflexed at the 

 columella, margins remote; umbilicus circular, deep. Length 

 1.7, diam. 1.17 mm. 



West Maui, at the top of Mt. Kukui, overlooking Iao valley, 

 elevation about 6,000 feet. Found at base of leaves of low 

 shrubs, two or three feet in height (C. Montague Cooke). 

 Type in Bishop Mus., cotype No. 91,292 ANSP. 



Sphyradium alexanderi Cooe^ and Pilsbry, Proc. A. N. S. 

 Phila., July 23, 1906, p. 216, text-fig. 3. 



Subfamily Pupillln^e. 



PUPOIDES Pfr. Vol. XXVI, p. 108. 



Pupoides pilsbryi Dall. PI. 31, fig. 13. 



The original figure of this species, referred to at the foot 

 of p. 109, Vol. XXVI, appears to be incorrect in the teeth 

 shown. A specimen kindly sent by Dr. Dall shows a strongly 

 developed, rounded, nodular, angular lamella, much as in 

 Asiatic Pupoides, being more developed than in Recent Amer- 



