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

Protomegastrophia

Strophomenata - Strophomenida - Leptostrophiidae

Taxonomy
Protomegastrophia was named by Caster (1939). Its type is Protomegastrophia profunda.

It was assigned to Strophomenida by Sepkoski (2002); and to Leptostrophiidae by Williams et al. (2000) and Musteikis and Cocks (2004).

Species
P. semiglobosa

Synonymy list
YearName and author
1939Protomegastrophia Caster
2000Protomegastrophia Williams et al. p. 287
2002Protomegastrophia Sepkoski
2004Protomegastrophia Musteikis and Cocks

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
—Lophophorata
—PanbrachiopodaCarlson and Cohen 2020
RankNameAuthor
phylumBrachiopodaCuvier 1805
subphylumRhynchonelliformeaWilliams et al. 1996
classStrophomenataWilliams et al 1996
orderStrophomenidaOpik 1934
superfamilyStrophomenoideaKing 1846
familyLeptostrophiidaeCaster 1939
genusProtomegastrophiaCaster 1939

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. †Protomegastrophia Caster 1939
show all | hide all
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitep
Entire body: yesg
Adult length: 10 to < 100g
Adult width: 10 to < 100g
Folds: noneg
Ribbing: minorg
Spines: noneg
Internal reinforcement: noneg
Environment: marineuc
Locomotion: stationaryf
Attached: yesp
Life habit: epifaunalf
Diet: suspension feederf
Vision: blindc
Comments: BODY SIZE: Data from Williams et al. (2000).g
Created: 2009-06-10 11:24:44
Modified: 2009-06-10 13:24:44
Source: g = genus, f = family, c = class, p = phylum, uc = unranked clade
References: Hendy 2009, Aberhan et al. 2004, Nesnidal et al. 2013, Hendy et al. 2009

Age range: base of the Aeronian to the top of the Ludlow or 440.80000 to 423.00000 Ma

Collections (61 total)


Time interval Ma Country or state Original ID and collection number
Silurian - Llandovery443.8 - 433.4Canada (New Brunswick) P. sp. (11545)
Llandovery443.4 - 433.4Canada (Québec) P. sp. (24539 24543 25160)
Llandovery443.4 - 433.4USA (Indiana) P. sp. (13291)
Llandovery443.4 - 433.4USA (Iowa) P. sp. (26711 26712)
Llandovery443.4 - 433.4USA (New York) P. sp. (452 459 462)
Llandovery443.4 - 433.4United Kingdom (Wales) P. sp. (465)
Llandovery443.4 - 433.4USA (Wisconsin) P. sp. (12996)
Alexandrian - Niagaran443.4 - 421.3Canada (Québec) P. sp. (25155)
Aeronian440.8 - 438.5United Kingdom (England) P. sp. (520)
Aeronian440.8 - 438.5USA (New York) P. sp. (75222)
Telychian438.5 - 433.4Canada (New Brunswick) P. prima (68834)
Telychian438.5 - 433.4Venezuela P. sp. (25070)
Telychian438.5 - 433.4USA (Iowa) P. sp. (25016 25038 26717 26763)
Telychian - Sheinwoodian438.5 - 430.5Canada (Québec) P. sp. (25162)
Telychian - Sheinwoodian438.5 - 430.5USA (Iowa) P. sp. (26768 26769)
Niagaran - Sheinwoodian438.0 - 430.5Canada (Québec) P. sp. (25157)
Niagaran438.0 - 421.3Canada (Québec) P. sp. (25161)
Jaani433.6 - 431.3Estonia (Saare) Megastrophia semiglobosa (195595)
Jaani433.6 - 431.3Estonia (Hiiumaa) P. semiglobosa (195428)
Sheinwoodian433.4 - 430.5Czech Republic P. inflata (14096) P. miranda (14094)
Sheinwoodian433.4 - 430.5Norway P. semiglobosa (14314)
Sheinwoodian433.4 - 430.5Sweden (Gotland) Megastrophia semiglobosa (13524 13525) Stropheodonta semiglobosa (13592 13594 13597 13598)
Wenlock433.4 - 427.4USA (New York) P. sp. (470 473 474 530)
Wenlock433.4 - 427.4United Kingdom (England) P. sp. (24810)
Wenlock433.4 - 427.4Ireland P. sp. (500)
Wenlock433.4 - 427.4Canada (Ontario) P. sp. (14195)
Wenlock433.4 - 427.4Ukraine P. semiglobosa (23364)
Wenlock433.4 - 427.4USA (Iowa) P. sp. (25031 25032 26812)
Wenlock - Ludlow433.4 - 423.0USA (Illinois) P. sp. (26703 26704 26770)
Wenlock - Ludlow433.4 - 423.0USA (Wisconsin) P. sp. (26701 26707)
Wenlock - Ludlow433.4 - 423.0USA (Iowa) P. sp. (26716)
Homerian430.5 - 427.4Norway P. semiglobosa (14317)
Homerian430.5 - 427.4Czech Republic P. inflata (14053) P. miranda (14048 14065 14095 14097)
Ludlow427.4 - 423.0Canada (Ontario) P. sp. (14196)