Achatinella bulimoides is a rare species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Achatinellidae. This species is endemic to Oahu, Hawaii. It is now extinct in the wild.
All members of the genus Achatinella are extremely rare in the wild. Achatinella bulimoides is a special case, as it is so rare it is now believed to be extinct in the wild. The last known wild specimens were removed from the wild in 2019.
As of 2024, there are 290 specimens in the captive breeding program.
The dextral or sinistral shell is ovate-oblong and subventricose. The shell has whorls. The shell is similar in form to Achatinella livida, but the spire is less thickened and more pointed at the apex. The color is whitish with chestnut bands, and the apex is pale brown. The ground-color, in some specimens, is pale chestnut or ferruginous, banded with darker shades. Other specimens are pure white. The aperture is white. The suture is scarcely if at all margined by a groove.
The height of the shell is . The width of the shell is .
Achatinella rosea Swainson, 1828 is a variety of Achatinella bulimoides. Its sinistral shell is a pale, rose color, with two obsolete white bands. The shell has whorls. The margin of the lip and columella are of a deeper rose-color, and the aperture white. It should be observed that the subsutural groove is very distinct. The height of the shell is . The width of the shell is .
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