PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Nautilus angustatus

Taxonomy

Nautilus angustatus was named by Conrad (1849). It is a 3D body fossil. Its type locality is Astoria (Townsend collection), which is in a Burdigalian marine shale in the Astoria Formation of Oregon.

It was recombined as Aturia angustata by Dall (1914), Schenck (1931), Durham (1944), Miller and Downs (1950), Moore (1963), Moore (1976), Moore (1984).

Sister species lacking formal opinion data

Year	Name and author
1849	Nautilus angustatus Conrad
1914	Aturia angustata Dall p. 128
1931	Aturia angustata Schenck p. 457 figs. Pl 69, figs 1-3; pl 70, figs 1-5; pl 71, figs 1-8; pl 72, figs 1,2,5,6; text-figs 4,5,7,8,9,20,21,22
1944	Aturia angustata Durham p. 191
1950	Aturia angustata Miller and Downs p. 9 figs. Pl 1, figs 6-8; pl 3, fig 8; pl 9, figs 1,2
1963	Aturia angustata Moore p. 85 figs. Pl 31, figs 1,5
1976	Aturia angustata Moore p. 54
1984	Aturia angustata Moore p. 34 figs. 133, 135, 137, 140, 143-147, 149, 150, 152-159