found: Gaston, A.J. The ancient murrelet, 1992:p. 7 (family Alcidae, the auks) p. 14 (alcids)
found: Check-list of North American birds, 1998:p. 208 (Family Alcidae: Auks, Murres, and Puffins. Charadriiformes)
found: Howard, R. A complete checklist of the birds of the world, c1991:p. 79 (Alcidae (Auks). Charadriiformes)
found: Handbook of the birds of the world, c1992:v. 3, p. 678 (Family Alcidae (Auks). Order Charadriiformes; auk family; alcids)
found: Peterson, R.T. A field guide to western birds, 1990:p. 32 (Auks, etc. Family Alcidae)
found: Encyc. of birds, 1998:p. 112-113 (auks; auk family; alcids)