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Gigantopora

Gymnolaemata - Cheilostomata - Gigantoporidae

Taxonomy
Gigantopora was named by Ridley (1881) [Sepkoski's age data: T Dani R Sepkoski's reference number: 2]. It is extant. It is the type genus of Gigantoporidae.

It was assigned to Cheilostomata by Sepkoski (2002); and to Gigantoporidae by Canu and Bassler (1935), Brown (1952), Bassler (1953), Brown (1958), Bock (2006), Gordon and Taylor (2015), Di Martino and Taylor (2015).

Synonyms
Synonymy list
YearName and author
1881Gigantopora Ridley
1935Gigantopora Canu and Bassler
1952Gigantopora Brown
1953Gigantopora Bassler p. G198
1953Stenopsella Bassler p. G199
1958Gigantopora Brown
2002Gigantopora Sepkoski
2002Stenopsella Sepkoski
2006Gigantopora Bock
2015Gigantopora Di Martino and Taylor
2015Gigantopora Gordon and Taylor

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
—Lophophorata
RankNameAuthor
phylumBryozoaEhrenberg 1831
classGymnolaemataAllman 1856
orderCheilostomataBusk 1859
suborderNeocheilostominad'Hondt 1985
superfamilySchizoporelloideaJullien 1883
familyGigantoporidaeBassler 1935
genusGigantoporaRidley 1881

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. Gigantopora Ridley 1881
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†Gigantopora cribraria MacGillivray 1895
†Gigantopora elongata Canu and Bassler 1935
†Gigantopora grandis Gordon and Taylor 2015
†Gigantopora hexagonalis Canu and Bassler 1935
†Gigantopora hystrix Canu and Bassler 1935
†Gigantopora milenae Di Martino and Taylor 2015
†Gigantopora minutiporosa Canu and Bassler 1935
†Gigantopora modesta Gordon and Taylor 2015
†Gigantopora perforata Canu and Bassler 1935
†Gigantopora tuberculosa Maplestone 1902
Invalid names: Stenopsella [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitef
Composition 2: low Mg calcitef
Environment: marineuc
Locomotion: stationaryo
Attached: yeso
Life habit: epifaunalo
Diet: suspension feedero
Vision: blindc
Reproduction: oviparouso
Brooding: yeso
Created: 2008-02-26 05:19:13
Modified: 2008-02-26 07:19:13
Source: f = family, o = order, c = class, uc = unranked clade
References: Smith et al. 2006, Nesnidal et al. 2013

Age range

Maximum range based only on fossils: base of the Early/Lower Eocene to the top of the Calabrian or 56.00000 to 0.77400 Ma
Minimum age of oldest fossil (stem group age): 48.07 Ma

Collections (18 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Eocene56.0 - 48.07New Zealand (Chatham Island) G. modesta, G. grandis (172944)
Bartonian41.03 - 37.71USA (Florida) G. cyclops (7324)
Oligocene33.9 - 23.04New Zealand (North-West Nelson) G. polymorpha (173837)
Oligocene - Miocene33.9 - 5.333Australia (Victoria) G. columnata (173510) G. tuberculosa (173512)
Chattian27.3 - 23.04Australia (Victoria) G. elongata (174148) G. hexagonalis, G. perforata, G. minutiporosa (174147) G. minutiporosa (174143)
Miocene - Oligocene23.04 - 23.04Australia (Victoria) G. cribraria (173519) G. sp. (173502) G. tuberculosa (173504 173506)
Langhian15.98 - 13.82Australia (Victoria) G. hystrix, G. hexagonalis, G. perforata (174139)
Middle Miocene15.98 - 11.63Australia (Victoria) G. cribraria (166365)
Serravallian13.82 - 11.63Indonesia G. milenae (173650 173658)
Pliocene5.333 - 2.58New Zealand G. biturrita (173737)
Calabrian1.8 - 0.774Costa Rica (Limon) G. fenestrata (79845)