James Henry Emerton was an American arachnologist and illustrator.
Rugathodes is a genus of comb-footed spiders that was first described by Allan Frost Archer in 1950. It is closely related to members of Theridion and Wamba.
Microlinyphia is a genus of dwarf spiders that was first described by U. Gerhardt in 1928.
Ceratinella is a genus of dwarf spiders that was first described by James Henry Emerton in 1882. They are very similar to both Ceraticelus and Idionella, and the taxonomy of these spiders may change.
Arminidae is a family of sea slugs, marine gastropod mollusks in the superfamily Arminoidea.
Bathyphantes is a genus of dwarf spiders that was first described by Anton Menge in 1866.
Scotinotylus is a genus of sheet weavers that was first described by Eugène Louis Simon in 1884.
Ceraticelus is a genus of dwarf spiders that was first described by Eugène Louis Simon in 1884.
Ceratinopsis is a genus of dwarf spiders that was first described by James Henry Emerton in 1882.
Ceratinops is a genus of North American dwarf spiders that was first described by Nathan Banks in 1905.
Diplocentria is a genus of dwarf spiders that was first described by J. E. Hull in 1911.
Dismodicus is a genus of dwarf spiders that was first described by Eugène Louis Simon in 1884.
Floricomus is a genus of North American dwarf spiders that was first described by C. R. Crosby & S. C. Bishop in 1925.
Glyphesis is a genus of dwarf spiders that was first described by Eugène Louis Simon in 1926.
Grammonota is a genus of dwarf spiders that was first described by James Henry Emerton in 1882.
Poeciloneta is a genus of sheet weavers that was first described by C. Chyzer & Władysław Kulczyński in 1894.
Wubana is a genus of American sheet weavers that was first described by Ralph Vary Chamberlin in 1919.
Canalidion is a monotypic genus of tangle-web spiders containing the single species, Canalidion montanum. The species was first described by James Emerton in 1882 under the name Theridion montanum. J. Wunderlich moved it to its own genus in 2018, because it had more teeth on the anterior margin of the cheliceral furrow, a basal depression of the cymbium, and an embolus positioned dorsally. It has a holarctic distribution.
Pholcomma is a genus of comb-footed spiders that was first described by Tamerlan Thorell in 1869.
Thymoites is a genus of comb-footed spiders that was first described by Eugen von Keyserling in 1884.
