''Passerculus'' is a genus of birds that belongs to the

New World sparrow New World sparrows are a group of mainly New World passerine birds, forming the family Passerellidae. They are seed-eating birds with conical bills, brown or gray in color, and many species have distinctive head patterns. Although they share th ...

family Passerellidae. Currently it is considered to include just the Savannah sparrow (''P. sandwichensis'').

References

{{Authority control Passerellidae Monotypic bird genera American sparrows Taxa named by Charles Lucien Bonaparte