THE NAUTILUS. 71 



OLIVA ISPIDULA L. 



var. Candida Lam. White form. 



Tryon. M. C. pi. 33, f. 32, 36. 

 var. flaveola Lam. Yellow form. 



Tryon. M. C. pi. 33, f. 40. 

 var. tigridetta Duel. The form with small dark spots. 



Tryon. M. C. pi. 33, f. 35. 

 var. taeniata Link. The form with a broad subsutural 



dark band. 



Tryon. M. C. pi. 33, f. 37, 39. 

 var. stellata Duel. The form with broad brown markings. 



Tryon. M. C. pi. 33, f. 42. 

 var. gratiosa n. var. 



Shell slender, dark brown, spire elevated, columellar callus 

 cream-white. 



Alt. 32.5, diam. 12.5 mm. 



The type is A. N. S. P. Coll. No. 111869 from the Philip- 

 pines. This form may be Chenu 111. Conch, pi. 8, f. 13 ; Sby. 

 Thes. Conch, pi. 16 (343), f. 252. 



var. algida n. var. 



Shell oblong, bluish white with longitudinal light brown 

 streaks, lip yellowish brown, spire short, columellar callus 

 white, posterior angle of the aperture provided with a brown 

 and white callus. 



Alt. 36.5, diam. 18 mm. 



The type is A. N. S. P. Coll. No. 14986, habitat unknown, 

 gift of J. S. Phillips. This is probably Reeve's Conch. Icon, 

 pi. 17, f. 34 i. 



var. samarensis Johns. 



The types are A. N. S. P. Coll. No. 111759 from Samar 

 Island, Philippine Is. collected by E. L. Moseley. 



Alt. 37.5, diam. 14 mm. 

 OLIVELLA BIPLICATA LAPILLUS n. var. 



Shell globose, white, spire short, interior of the aperture 

 cream-colored. 



Alt. 24, diam. 14 mm. 



The type is A. N. S. P. Coll. No. 111977 from San Pedro, 

 California, collected by Mrs. E. M. Gaylord. 



