Suborder Lari refers to a classification of seabirds that are adapted to marine life. There are a variety of synonyms for this suborder, depending on the taxonomic system used. Some of the most common synonyms include the terms Alcae, Alcidae, Alciformes, Charadriiformes, and Gaviiformes. The Alcaeid family includes auks, murres, and puffins, while Charadriiformes includes gulls, terns, and skimmers. The Gaviidae family encompasses loons or divers. Despite the different names, all of these terms refer to the same group of seabirds that share similar characteristics, such as webbed feet and waterproof feathers, that allow them to thrive in marine environments.