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Nautilus
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Subclass:
Nautiloidea
Order:
Nautilida
Superfamily:
Nautilaceae
Family:
Nautilidae
Subfamily:
Living Nautilus
Formal Genus Name and Reference:
Nautilus LINNÉ, 1758
Type Species:
N. pompilius, SD DEMONTFORT, 1808
Images
(Click to enlarge in a new window)
Figs. 329,1, 330,1. *N. pompilius, Rec., SW.Pac., 329, 1a,b, apert. and lat. views of artificial internal mold prepared by dissolving paraffin-filled shell in hydrochloric acid, x0.7 (A. K. Miller); 330, 1a-c, x0.5 (124).
Synonyms
Geographic Distribution
Oligo.-Rec., SW.Pac.-E.Indies-Australia-Eu. (USSR)
Age Range
Beginning Stage in Treatise Usage:
Oligo.
Beginning International Stage:
Rupelian
Fraction Up In Beginning Stage:
0
Beginning Date:
33.9
Ending Stage in Treatise Usage:
Rec.
Ending International Stage:
Meghalayan
Fraction Up In Ending Stage:
100
Ending Date:
0
Description
Smooth, nautiliconic, involute to occluded, suture consisting of broad rounded ventral saddle, broad lateral lobe, small saddle in vicinity of umbilical shoulder, shallow lobe on umbilical wall, small saddle near umbilical seam, broad shallow dorsal lobe and annular lobe, siphuncle subcentral
References
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Subclass:
Nautiloidea
Order:
Nautilida
Superfamily:
Nautilaceae
Family:
Nautilidae
Subfamily:
Living Nautilus
Formal Genus Name and Reference:
Nautilus LINNÉ, 1758
Type Species:
N. pompilius, SD DEMONTFORT, 1808
Images
(Click to enlarge in a new window)
Figs. 329,1, 330,1. *N. pompilius, Rec., SW.Pac., 329, 1a,b, apert. and lat. views of artificial internal mold prepared by dissolving paraffin-filled shell in hydrochloric acid, x0.7 (A. K. Miller); 330, 1a-c, x0.5 (124).
Synonyms
Geographic Distribution
Oligo.-Rec., SW.Pac.-E.Indies-Australia-Eu. (USSR)
Age Range
Beginning Stage in Treatise Usage:
Oligo.
Beginning International Stage:
Rupelian
Fraction Up In Beginning Stage:
0
Beginning Date:
33.9
Ending Stage in Treatise Usage:
Rec.
Ending International Stage:
Meghalayan
Fraction Up In Ending Stage:
100
Ending Date:
0
Description
Smooth, nautiliconic, involute to occluded, suture consisting of broad rounded ventral saddle, broad lateral lobe, small saddle in vicinity of umbilical shoulder, shallow lobe on umbilical wall, small saddle near umbilical seam, broad shallow dorsal lobe and annular lobe, siphuncle subcentral