NO. I ACHATINELLA APEXFULVA DIXON — WELCH 157 



gray and dark mouse gray, below the periphery a line of dark mouse 

 gray, the entire last whorl faintly lined with a light shade of deep 

 mouse gray ; outer margin of the lip vinaceous fawn, inner edge and 

 the columella callus white. Length 18.0 mm., greater diameter 11.8 

 mm., spire height 9.7 mm. 



ACHATINELLA APEXFULVA PAALAENSIS var. i 

 Plate 12, Figures 2i-22b 



Area 107: North-South Helemano Ridge, locality 313-1, eleva- 

 tion 1,700-1,800 feet, 6 dextral 1933; 31 4-1, elevation 1,650-1,750 

 feet, 1932, 1933; 315-2, elevation 1,800-1,864 feet, 7 dextral 1933; 

 315-3, elevation 1,800 feet, i dextral 1933; 316-1, elevation 1,750- 

 1,800 feet, 1933, 4 dextral 1934; 316-3, elevation 1,700-1,800 feet, 

 5 dextral 1933, 3 dextral 1934; 316-1-3, 1932, all Meinecke-coUected ; 

 Kawaihalona-Opaeula Ridge, locality 332*, elevation 1,700-1,850 

 feet, Russ, 2 dextral 1931, Meinecke, i dextral 1932; Helemano- 

 Opaeula Ridge, 334, elevation 1,450 feet, 1932, 1934; 336-1*, eleva- 

 tion 1,850 feet, 1929; 336-2, elevation 1,800-1,850 feet, i dextral 

 1934, all Meinecke-collected. Also collected by O. H. Emerson, BBM 

 103977-103982, J. S. Emerson, BBM 102291 (figs. 5, 5a, p. 105). 



Throughout this region the shells are a mixture of blue-gray 

 forms and pinkish blue-gray or pink color patterns. The usual color 

 pattern and form of the shell on the North-South Helemano Ridge 

 (pi. 12, fig. 21), has the embryonic whorls ochraceous bufif ; first half 

 of first postembryonic whorl axially streaked with vinaceous cinnamon 

 and pale pinkish buff, next whorl and a half white axially streaked 

 with vinaceous brown, and dark vinaceous brown with a spiral band 

 of dark vinaceous gray on the last half of the penultimate on the upper 

 third of the whorl, last whorl white or pale vinaceous fawn, and 

 heavily streaked with light vinaceous drab, dark vinaceous drab and 

 faintly spirally lined and banded with light quaker drab ; lip and 

 columella callus light vinaceous fawn. Length 19.9 mm., greater 

 diameter 12.7 mm., spire height ii.i mm. 



The shell may be bluish gray (pi. 12, fig. 21a) ; last two and a half 

 postembryonic whorls white or a very dilute tint of pallid quaker drab 

 axially streaked with mouse gray and deep quaker drab. A narrow 

 shell and light pink color pattern (pi. 12, fig. 21b) has the penultimate 

 whorl axially streaked with white and vinaceous cinnamon, first half 

 of last whorl axially streaked with white and buff pink and a faint 

 band above the periphery of light cinnamon drab, last half of last 

 whorl light russet vinaceous deepening to light brownish drab on the 



