PBDB Taxon

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Hipponicidae (hoof shell)

Gastropoda - Hipponicidae

Taxonomy

Hipponicidae was named by Troschel (1861) [m. kosnik taxon no: 5464]. It is extant.

It was assigned to Prosobranchiata by Harris and Palmer (1947); to Calyptraeacea by Adegoke (1977); to Vanikoroidea by Ponder and Warén (1988), Beesley (1998), Todd (2001) and Bouchet et al. (2005); and to Hipponicoidea by Harzhauser (2004) and Bouchet et al. (2017).

Subtaxa

Cheilea, Eoatlanta, Gnaszynium, Hipponix, Krebsia, Rothpletzia (syn. Neomonopleura), Sabia (syn. Saptadanta)

Synonymy list

Year	Name and author
1861	Hipponicidae Troschel
1947	Hipponicidae Harris and Palmer p. 265
1977	Hipponicidae Adegoke p. 126
1988	Hipponicidae Ponder and Warén p. 299
1998	Hipponicidae Beesley p. 770
2001	Hipponicidae Todd
2004	Hipponicidae Harzhauser p. 130
2005	Hipponicidae Bouchet et al. p. 253
2017	Hipponicidae Bouchet et al. p. 343

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Spiralia
superphylum	Lophotrochozoa
phylum	Mollusca

Rank	Name	Author
class	Gastropoda
subclass	Caenogastropoda	(Cox 1959)
—	Sorbeoconcha	(Ponder and Lindberg 1997)
—	Hypsogastropoda	(Ponder and Lindberg 1997)
superfamily	Hipponicoidea	Troschel 1861
family	Hipponicidae	Troschel 1861
family	Hipponicidae	Troschel 1861

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.

Fm. Hipponicidae Troschel 1861 [hoof shell]

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G. Cheilea Modeer 1793

Cheilea equestris Linnaeus 1758

†Cheilea princetonia Brown and Pilsbry 1911

Cheilea uncinata Reeve 1858

Invalid names: Cheilea dryas Gardner 1947 [synonym]

G. †Eoatlanta Cossmann 1889

†Eoatlanta ravni Schnetler 2013

†Eoatlanta spiruloides Lamarck 1804

G. †Gnaszynium Kaim 2004

†Gnaszynium baumilleri Kaim 2004

G. Hipponix Defrance 1819

Subg. †Hipponix (Antisabia) Iredale 1917

Antisabia panamensis Adams 1852

Invalid names: Hipponyx cranioides Carpenter 1864 [synonym]

Hipponix (Antisabia) foliacea Quoy and Gaimard 1834

Subg. Hipponix (Malluvium) Melvill 1906

Subg. Hipponix (Pilosabia) Iredale 1929

Hipponix antiquatus Linnaeus 1767

Hipponix conicus Schumacher 1817

†Hipponix demissus Cox 1952

†Hipponix dichotomus Gabb 1864

†Hipponix interruptus Michelotti 1861

†Hipponix pristinus Zinsmeister 1983

Hipponix tumens Carpenter 1864

†Hipponyx ainamurensis Abbass 1967

†Hipponyx arnoldi Dickerson 1917

†Hipponyx carpenteri Arnold 1908

†Hipponyx ceras Woodring 1928

†Hipponyx conoides Abbass 1967

†Hipponyx cornucopae Lamarck 1802

†Hipponyx costata Erdmann and Morra 1985

†Hipponyx gomai Abbass 1967

†Hipponyx ornata Dickerson 1917

†Hipponyx ovalis Abbass 1967

†Hipponyx pygmaea Lea 1833

†Hipponyx woodi Abbass 1967

G. Krebsia Mörch 1877

Capulus (Krebsia) incurvatus Gmelin 1791

Invalid names: Hipponyx intortus Lamarck 1822 [synonym]

G. †Rothpletzia Simonelli 1890

†Rothpletzia floridana Vokes 1982

†Rothpletzia rudista Simonelli 1890

Invalid names: Neomonopleura Hodson and Harris 1931 [synonym]

G. Sabia Gray 1847

Invalid names: Saptadanta Prashad and Rao 1934 [synonym]

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

aragonitec

Locomotion:

facultatively mobilef

Attached:

yesf

Life habit:

epifaunalf

Diet:

grazerf

Diet 2:

suspension feederf

Vision:

limitedc

Comments:

LIFE HISTORY: Grazer on rock, rubble or coral substrates and suspension-feeders according to Todd (2001).f

Created:

2009-09-10 08:00:55

Modified:

2009-09-10 10:00:55

Source: f = family, c = class

References: Kiessling 2004, Hendy et al. 2009

Age range

Maximum range based only on fossils: base of the Homerian to the top of the Holocene or 430.50000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 427.4 Ma

Collections (352 total)

Time interval	Ma	Country or state	Original ID and collection number
Oldest occurrences
Homerian	430.5 - 427.4	Sweden (Gotland)	Rothpletzia sp. (13600)
Middle Bathonian	167.7 - 164.7	Poland	Gnaszynium baumilleri (63078)
Aptian	125.0 - 113.0	United Kingdom (England)	Hipponix neocomiensis (1775)
Late/Upper Albian	105.3 - 99.6	Angola	Hipponyx sp. (210733)
Late/Upper Campanian	83.5 - 70.6	USA (California)	Hipponix dichotomus (167697)
Middle Campanian	83.5 - 70.6	USA (California)	Hipponix dichotomus (185368)
Danian	66.0 - 61.6	France	Hipponix consobrinus (20816)
Danian	66.0 - 61.6	Greenland	Hipponix sp. (22943)
Danian	66.0 - 61.6	Denmark	Eoatlanta ravni (166362) Hipponix sp., Eoatlanta ravni (176994)
Danian	66.0 - 61.6	Puerto Rico	Hipponix sp. (87547)
Danian	66.0 - 61.6	Belgium	Hipponix inevolutus (22931)
Paleocene	66.0 - 56.0	Egypt	Hipponix ainamurensis (2952)
Selandian	61.6 - 59.2	Nigeria	Hipponix demissus (7791)
Selandian	61.6 - 59.2	Greenland	Hipponix sp. (22944 22945)
Thanetian	59.2 - 56.0	USA (California)	Hipponix pristinus (205554)
Thanetian	59.2 - 56.0	Poland	Hipponix imbricataria, Hipponix inevolutus, Hipponix sp. (27018) Hipponix tuba, Hipponix sp. (27019)
Ypresian	56.0 - 47.8	USA (Alabama)	Hipponix sylvaerupis (80776 98277)
Waipawan	55.8 - 53.0	New Zealand	Cheilea sp. (51084)
Lutetian	47.8 - 41.3	USA (Texas)	Hipponix pygmaeus (205421 205496) Hipponix sp. (205539) Hipponyx sp. (205479)
Lutetian	47.8 - 41.3	France	Cyclostoma spiruloides (184110) Hipponix cornucopiae, Hipponix spirirostris, Hipponix elegans, Hipponix operculars (171526) Hipponix sulcatus (65072)