PBDB Taxon

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

Pentzia

Gastropoda - Neogastropoda - Melongenidae

Taxonomy

Pentzia was named by Squires and Saul (2003).

It was assigned to Melongeninae by Squires and Saul (2003).

Species

P. hilgardi

Synonymy list

Year	Name and author
2003	Pentzia Squires and Saul p. 57

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Spiralia
superphylum	Lophotrochozoa
phylum	Mollusca
class	Gastropoda
subclass	Caenogastropoda	(Cox 1959)

Rank	Name	Author
—	Sorbeoconcha	(Ponder and Lindberg 1997)
—	Hypsogastropoda	(Ponder and Lindberg 1997)
superorder	Latrogastropoda	Riedel 2000
order	Neogastropoda	Thiele 1929
superfamily	Buccinoidea	(Rafinesque 1815)
family	Melongenidae	Gill 1867
subfamily	Melongeninae	(Gill 1871)
genus	Pentzia

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

G. †Pentzia Squires and Saul 2003

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†Pentzia hilgardi White 1889

Diagnosis

Reference	Diagnosis
R. L. Squires and L. R. Saul 2003	Moderately small, pyriform, adults with low subsutural collar and spiral cords, spiral sculpture weak to obsolete on spire whorls and ramp but more prominent (and with nodes) on body whorl shoulder, long siphonal canal, somewhat bent to left, columella smooth.

Measurements

No measurements are available

Composition:

aragonitec

Locomotion:

actively mobilef

Life habit:

epifaunalf

Diet:

carnivoref

Vision:

limitedc

Created:

2009-09-10 08:20:52

Modified:

2009-09-10 10:20:52

Source: f = family, c = class

References: Hendy et al. 2009, Kiessling 2004

Age range: base of the Early/Lower Campanian to the top of the Early/Lower Maastrichtian or 83.60000 to 66.00000 Ma

Collections (22 total)

Time interval	Ma	Country or state	Original ID and collection number
Campanian	83.6 - 72.2	USA (Washington)	P. hilgardi (86868)
Early/Lower Campanian	83.6 - 72.2	USA (California)	Fulgur hilgardi (185171 185172 239772) P. hilgardi (3890 69310 210584)
Late/Upper Campanian	83.6 - 72.2	USA (California)	Fulgur hilgardi (1523 1526 1548 72057 86793 86794 214144 219077 220906)
Middle Campanian	83.6 - 72.2	USA (California)	Fulgur hilgardi (144764 219079 220908) P. sp. (176363)
Middle Campanian	83.6 - 72.2	USA (Washington)	P. hilgardi (220314)
Early/Lower Maastrichtian	72.2 - 66.0	USA (California)	Fulgur hilgardi (1545)