| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Hexagonellidae
Taxonomy
Hexagonellidae was named by Crockford (1947). It is not extant. Its type is Hexagonella.
It was assigned to Ceramoporoidea by Bassler (1953); to Ptilodictyoidea by Astrova and Morozova (1956); to Fistuliporina by Ariunchimeg (1996); and to Hexagonellina by Gilmour and Snyder (2000).
It was assigned to Ceramoporoidea by Bassler (1953); to Ptilodictyoidea by Astrova and Morozova (1956); to Fistuliporina by Ariunchimeg (1996); and to Hexagonellina by Gilmour and Snyder (2000).
Subtaxa
Coscinium, Coscinotrypa, Dichotrypa, Etherella, Fistulamina, Galtopora, Glyptopora, Hexagonella (type genus), Meekopora, Meekoporella, Pakridictya, Phractopora, Planopora, Prismopora, Scalaripora
Synonymy list
| Year | Name and author |
|---|---|
| 1947 | Hexagonellidae Crockford |
| 1953 | Hexagonellidae Bassler p. G83 |
| 1956 | Hexagonellidae Astrova and Morozova p. 663 |
| 1996 | Hexagonellidae Ariunchimeg p. 193 |
| 2000 | Hexagonellidae Gilmour and Snyder p. 548 |
Is something missing? Join the Paleobiology Database and enter the data
|
|
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. †Hexagonellidae Crockford 1947
show all | hide all
G. †Coscinium Keyserling 1846
+
†Coscinium cyclops Keyserling 1846
†Coscinium praenuntium Bassler 1911
†Coscinium stenops Keyserling 1846
G. †Coscinotrypa
+
†Coscinotrypa gigantea Kruchinina 1973
†Coscinotrypa gigas Termier and Termier 1971
†Coscinotrypa horrida Liu 1987
†Coscinotrypa microcellata Kruchinina 1986
†Coscinotrypa orientalis Sakagami 1968
†Coscinotrypa pluscula Tolstych 1959
†Coscinotrypa reticulata Liu 1980
†Coscinotrypa reticulata Kiseleva 1982
†Coscinotrypa superminor Romantchuk 1966
†Coscinotrypa tumidicellata Kruchinina 1973
G. †Etherella
+
†Etherella crassa Kiseleva 1973
†Etherella incognita Kiseleva 1982
†Etherella tibetensis Ernst 2016
G. †Fistulamina
+
†Fistulamina absoluta Morozova 1986
†Fistulamina conspecta Morozova 1981
†Fistulamina dispersa Crockford 1949
†Fistulamina explanata Gorjunova 1975
†Fistulamina fundata Morozova 1970
†Fistulamina kurtekensis Gorjunova 1970
†Fistulamina lata Crockford 1957
†Fistulamina malmoensis Crockford 1947
†Fistulamina rara Morozova 1981
†Fistulamina rudis Kiseleva 1977
†Fistulamina tenuis Morozova 1970
G. †Galtopora Ariunchimeg 1996
G. †Glyptopora
G. †Hexagonella Waagen and Wentzel 1886
+
†Hexagonella australe Bretnall 1926
†Hexagonella bifida Crockford 1944
†Hexagonella densa Crockford 1944
†Hexagonella faceta Morozova 1970
†Hexagonella khaophrikensis Sakagami 1968
†Hexagonella kobayashii Sakagami 1968
†Hexagonella laevigata Waagen and Wentzel 1886
†Hexagonella lineata Crockford 1944
†Hexagonella miranda Gorjunova 1975
†Hexagonella nalbia Crockford 1944
†Hexagonella nebulosa Gorjunova 1975
†Hexagonella petschorica Schulga-Nesterenko 1937
†Hexagonella plana Crockford 1944
†Hexagonella ramosa Waagen and Wentzel 1886
†Hexagonella recta Gorjunova 1971
†Hexagonella robusta Sakagami 1968
†Hexagonella tortuosa Waagen and Wentzel 1886
†Hexagonella undulata Crockford 1944
G. †Meekopora
+
†Meekopora annulus Liu 1980
†Meekopora bifurcata Liu 1980
†Meekopora borealis Kruchinina 1986
†Meekopora clara Liu 1976
†Meekopora columnaris Liu 1980
†Meekopora conjunctiva Liu 1980
†Meekopora delicata Sakagami 1961
†Meekopora densa Sakagami 1961
†Meekopora fungipora Sakagami 1964
†Meekopora incrassata Liu 1980
†Meekopora lunatifera Liu 1980
†Meekopora magna Yang and Xia 1975
†Meekopora magnusi Nakrem 1994
†Meekopora modesta Morozova 1970
†Meekopora opima Moore and Dudley 1944
†Meekopora parilis Moore and Dudley 1944
†Meekopora polarica Gorjunova 1964
†Meekopora prosseri Ullrich 1890
†Meekopora reniformis Liu 1980
†Meekopora serpalis Xia 1986
†Meekopora venusta Gorjunova and Morozova 1979
G. †Meekoporella
+
†Meekoporella akiyoshiensis Sakagami 1964
†Meekoporella inflecta Gilmour and Snyder 2000
G. †Pakridictya
G. †Phractopora
G. †Planopora Koromyslova and Fedorov 2021
G. †Prismopora
+
†Prismopora corrugata Liu 1980
†Prismopora digitata Crockford 1957
†Prismopora lanceolata Liu 1980
†Prismopora pyramidalis Liu 1980
†Prismopora triangulata Kiseleva 1973
G. †Scalaripora
Diagnosis
No diagnoses are available
Measurements
No measurements are available
|
|
||||
|
|
||||
|
|||||
|
|
||||
|
|
||||
| Source: c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Smith et al. 2006, Kiessling 2004 | |||||
Age range: base of the Kunda to the top of the Changhsingian or 469.10000 to 251.90200 Ma
Collections (291 total)
Oldest occurrences | |||
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Chazyan | Canada (Ontario) | Coscinium proavium (172204) | |
| Kunda | Estonia | Coscinium praenuntium (167596) | |
| Emsian - Eifelian | Venezuela | Coscinium sp. (35896) | |
| Frasnian | Colombia (Boyaca) | Prismopora inornata (36012) | |
| Tournaisian | Australia (New South Wales) | Fistulamina inornata (58011 58013 58015 58018) | |
| Mississippian | USA (Alaska) | Glyptopora sp. (112176) | |
| Mississippian | USA (Arizona) | Dichotrypa elegans (124290) | |
| Carboniferous | USA (Georgia) | Meekopora clausa (164686) | |
| Carboniferous | USA (Oklahoma) | Meekopora sp. (158) | |
| Osagean | USA (Indiana) | Phractopora sp. (2455) | |
Youngest occurrences |
|||
| Time interval | Ma | Country or state | PBDB collection number |
| Capitanian | China (Nei Mongol) | Coscinotrypa reticulata (109616) Meekopora incrassata (112681) Meekopora lunatifera (109605) | |
| Capitanian | Russian Federation | Etherella crassa (110454 110456) Etherella crassa, Fistulamina rudis (109820) Etherella incognita (110507) Fistulamina fundata (109819) Fistulamina tenuis, Coscinotrypa superminor (86042) Hexagonella faceta (82189) Hexagonella ramosa (82075 110508) Hexagonella ramosa, Etherella crassa (111579) Hexagonella ramosa, Prismopora triangulata (82407 109825) Prismopora triangulata (86021 110458) | |
| Capitanian | Mongolia | Hexagonella ramosa (109005) Meekopora venusta (82632) | |
| Wuchiapingian | China (Xizang) | Meekopora prosseri, Meekopora delicata (110482) | |
| Wuchiapingian | Pakistan | Hexagonella ramosa (83142 88933 90253 119524 119548 119556 119638 119640 119641 119642) Hexagonella sp. (109260) | |
| Wuchiapingian | Pakistan (Punjab) | Fistulamina sp., Hexagonella sp. (63902) | |
| Wuchiapingian | Russian Federation | Hexagonella ramosa (113719) Meekopora modesta (113652) | |
| Changhsingian | Pakistan | Hexagonella ramosa (119637) | |
| Changhsingian | Russian Federation | Hexagonella ramosa (82070 111596) | |
| Changhsingian | China (Xizang) | Meekopora delicata (110487) Meekopora magna (110496) Meekopora prosseri (110490) Meekopora prosseri, Meekopora delicata (110475) | |