Psittirostrini
Psittirostrini is a formerly-recognized tribe) of Hawaiian honeycreepers. It was used for the finch-like honeycreepers that once inhabited all of the Hawaiian Islands. These birds are granivorous and have songs like those of non-Hawaiian cardueline finches. The only definitely extant species are the Laysan finch, the Nihoa finch, the Maui parrotbill, and the palila. Extinct species include the koa finches, the ʻōʻū, and the Lanaʻi hookbill.- *Genus Chloridops Wilson, 1888 - thick-billed, hard seed specialist
- **Chloridops kona Wilson, 1888 - Kona grosbeak
- ** Chloridops regiskongi - King Kong grosbeak
- ** Chloridops wahi - wahi grosbeak
- *Genus Dysmorodrepanis Perkins, 1919 - pincer-like bill, possibly snail specialist
- **Dysmorodrepanis munroi Perkins, 1919 - Lanaʻi hookbill
- * Genus Loxioides Oustalet, 1877 - finch-like, Fabales seed specialists
- **Loxioides bailleui Oustalet, 1877 - palila
- ** Loxioides kikuichi Olson & James, 2006 - Kaua'i palila
- * Genus Orthiospiza - large weak bill, possibly soft seed or fruit specialist?
- **Orthiospiza howarthi James & Olson, 1991 - highland finch
- * Genus Pseudonestor - parrot-like bill, probes wood for insect larvae
- **Pseudonestor xanthophrys Rothschild, 1893 - Maui parrotbill or kiwikiu
- * Genus Psittirostra - slightly hooked bill, Freycinetia arborea fruit specialist
- **Psittirostra psittacea Gmelin, 1789 - ʻōʻū
- * Genus Rhodacanthis - large-billed, granivorous, legume specialists
- **Rhodacanthis flaviceps Rothschild, 1892 - lesser koa-finch
- ** Rhodacanthis forfex James & Olson, 2005 - scissor-billed koa-finch
- ** Rhodacanthis litotes James & Olson, 2005 - primitive koa-finch
- ** Rhodacanthis palmeri Rothschild, 1892 - greater koa-finch
- * Genus Telespiza Wilson, 1890 - finch-like, granivorous, opportunistic scavengers
- **Telespiza cantans Wilson, 1890 - Laysan finch
- ** Telespiza persecutrix James & Olson, 1991 - Kauaʻi finch
- ** Telespiza ultima Bryan, 1917 - Nihoa finch
- ** Telespiza ypsilon James & Olson, 1991 - Maui Nui finch
- * Genus Xestospiza James & Oslon, 1991 - cone-shaped bills, possibly insectivorous
- **Xestospiza conica James & Olson, 1991 - cone-billed finch
- ** Xestospiza fastigialis'' James & Olson, 1991 - ridge-billed finch
