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Promyalina

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FIGURE 4—(A) Polished cross-section of monospecific Promyalina shell bed from the Dinwoody Formation. (B) Polished cross-section of Claraia biosedimentation showing close packing of abundant Claraia in pavement from the upper Dinwoody (scale in 1-cm increments). (C) Monospecific Leptochondria bed seen in cross-section from outcrop of Sinbad Limestone. Pocket knife ∼1 cm thick. Arrows indicate vertically nested shells. (D) Polished cross-section of monotaxic microgastropod bed from the Sinbad limestone. (E) Polytaxic bivalve-dominated shell bed in outcrop of Thaynes Formation. (F) Bedding plane view of monospecific Permophorus bed from the Virgin Limestone at Hurricane

FIGURE 4— (A) Polished cross-section of monospecific Promyalina shell bed... Available to Purchase

Published: 01 August 2004
FIGURE 4— (A) Polished cross-section of monospecific Promyalina shell bed from the Dinwoody Formation. (B) Polished cross-section of Claraia biosedimentation showing close packing of abundant Claraia in pavement from the upper Dinwoody (scale in 1-cm increments). (C) Monospecific
Journal Article

Ecological Signature of Lower Triassic Shell Beds of the Western United States Available to Purchase

DIANA L. BOYER, DAVID J. BOTTJER, MARY L. DROSER
Journal: PALAIOS
Published: 01 August 2004
PALAIOS (2004) 19 (4): 372–380.
DOI: https://doi.org/10.1669/0883-1351(2004)019<0372:ESOLTS>2.0.CO;2
...FIGURE 4— (A) Polished cross-section of monospecific Promyalina shell bed from the Dinwoody Formation. (B) Polished cross-section of Claraia biosedimentation showing close packing of abundant Claraia in pavement from the upper Dinwoody (scale in 1-cm increments). (C) Monospecific...
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Figure 5. Photos of Early Triassic bivalves. A, Claraia. B, Eumorphotis. C, Promyalina. D, Unionites

Figure 5. Photos of Early Triassic bivalves. A, Claraia . B, Eumorphotis... Available to Purchase

Published: 01 August 2007
Figure 5. Photos of Early Triassic bivalves. A, Claraia . B, Eumorphotis . C, Promyalina . D, Unionites
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Figure 1

Images of the five genera of Early Triassic disaster genera as summarized b... Available to Purchase

Published: 28 April 2016
Figure 1 Images of the five genera of Early Triassic disaster genera as summarized by Benton ( 2003 ). (A) Unionites cf. canalensis , (B) Promyalina cf. putiatinensis , (C) Lingularia borealis , (D) Eumorphotis cf. virginensis , and (E) Claraia aurita . Scale
Journal Article

Quantitative analysis of the ecological dominance of benthic disaster taxa in the aftermath of the end-Permian mass extinction Available to Purchase

Elizabeth Petsios, David J. Bottjer
Journal: Paleobiology
Published: 28 April 2016
Paleobiology (2016) 42 (3): 380–393.
DOI: https://doi.org/10.1017/pab.2015.47
...Figure 1 Images of the five genera of Early Triassic disaster genera as summarized by Benton ( 2003 ). (A) Unionites cf. canalensis , (B) Promyalina cf. putiatinensis , (C) Lingularia borealis , (D) Eumorphotis cf. virginensis , and (E) Claraia aurita . Scale...
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View PDF for article title, Quantitative analysis of the ecological dominance of benthic disaster taxa in the aftermath of the end-Permian mass extinction
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A New Paleoecological Look at the Dinwoody Formation (Lower Triassic, Western USA): Intrinsic Versus Extrinsic Controls on Ecosystem Recovery After the End-Permian Mass Extinction Available to Purchase

Richard Hofmann, Michael Hautmann, Hugo Bucher
Published: 01 September 2013
Journal of Paleontology (2013) 87 (5): 854–880.
DOI: https://doi.org/10.1666/12-153
... postcarbonica , right valve, HS, PIMUZ 30523 ; 2 , Promyalina spathi , left valve, GV-A-4, PIMUZ 30538 ; 3 , Promyalina putiatinensis , right valve, LPA-2, PIMUZ 30528 ; 4 , Pteria ? ussurica , left valve, GV-A-8, PIMUZ 30540 ; 5 , Claraia mulleri , left valve, float at section GV-A, PIMUZ...
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View PDF for article title, A New Paleoecological Look at the Dinwoody Formation (Lower Triassic, Western USA): Intrinsic Versus Extrinsic Controls on Ecosystem Recovery After the End-Permian Mass Extinction
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FIGURE 5—Representative size-frequency diagrams recording the length of single species of Permophorus and Promyalina from bedding-plane surfaces of shell beds from the Virgin limestone at two localities (Hurricane, Lost Cabin). Skewed distribution is consistent with a fossil population. A: n=145, B: n = 55, C: n = 95, and D: n = 31

FIGURE 5 —Representative size-frequency diagrams recording the length of si... Available to Purchase

Published: 01 August 2004
FIGURE 5 —Representative size-frequency diagrams recording the length of single species of Permophorus and Promyalina from bedding-plane surfaces of shell beds from the Virgin limestone at two localities (Hurricane, Lost Cabin). Skewed distribution is consistent with a fossil population. A: n
Journal Article

Rapid marine recovery after the end-Permian mass-extinction event in the absence of marine anoxia Available to Purchase

R.J. Twitchett, L. Krystyn, A. Baud, J.R. Wheeley, S. Richoz
Journal: Geology
Published: 01 September 2004
Geology (2004) 32 (9): 805–808.
DOI: https://doi.org/10.1130/G20585.1
... Promyalina and Claraia . A similar level of recovery characterizes the immediate postextinction interval worldwide. However, the middle upper Griesbachian sedimentary rocks ( isarcica and carinata zones) contain an incredibly diverse benthic fauna of bivalves, gastropods, articulate brachiopods, a new...
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PERMIAN-TRIASSIC BOUNDARY IN THE EASTERN GREAT BASIN AREA Available to Purchase

H. J. Bissell
Published: 01 December 1972
Bulletin of Canadian Petroleum Geology (1972) 20 (4): 700–726.
DOI: https://doi.org/10.35767/gscpgbull.20.4.700
... in the Blue Diamond Hill area west of Las Vegas, collections are dominated by the large Promyalina cf. P. groenlandica; in the Cape Stosch Formation of Greenland, this species occurs with Claraia stachei, which is a widespread Lower Scythian form present in both the Dinwoody and Thaynes Formations. Evidently...
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Figure 7.

Detailed logs of the Festningen section (from 70–120 m) and the Forkastning... Available to Purchase

Published: 01 October 2015
III and IV where bryozoans and bivalves are common. The laminated beds are generally unfossiliferous except for levels where Promyalina occurs.
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Body fossils of the Dinwoody Formation recognized in this study. 1, Myalinella postcarbonica, right valve, HS, PIMUZ 30523;2, Promyalina spathi, left valve, GV-A-4, PIMUZ 30538;3, Promyalina putiatinensis, right valve, LPA-2, PIMUZ 30528;4, Pteria? ussurica, left valve, GV-A-8, PIMUZ 30540;5, Claraia mulleri, left valve, float at section GV-A, PIMUZ 30539;6, Claraia mulleri, left valve, GV-A-5, PIMUZ 30541;7, Claraia cf. stachei, left valve, LPA-A, PIMUZ 30529;8, Claraia aurita, left valve, CM, PIMUZ 30531;9, Claraia aurita, right valve, CM, PIMUZ 30532;10, Leptochondria occidanea, left valve, LPA-2, PIMUZ 30527;11, Eumorphotis amplicostata, left valve, HP-2L, PIMUZ 30537;12, Eumorphotis amplicostata, left valve, LS-5/b, PIMUZ 30536;13, Eumorphotis multiformis, left valve, LS-7, PIMUZ 30533;14, Eumorphotis multiformis, right valve, LS-7, PIMUZ 30534;15, Eumorphotis cf. ericius, left valve, LS-7, PIMUZ 30535;16, Permophorus bregeri, right valve, HS, PIMUZ 30524;17, Unionites fassaensis, left valve, GV-A-3, PIMUZ 30542;18, Unionites fassaensis, right valve, GV-B-1, PIMUZ 30543;19, Unionites canalensis, left valve, GV-B-2, PIMUZ 30544;20, Neoschizodus laevigatus, right valve, GV-A-5, PIMUZ 30545;21, Dicellonema abrekensisLPA-2, lateral view, PIMUZ 30526;22, Dicellonema abrekensis,, LPA-2, dorsal view, PIMUZ 30526;23, Coelostylina sp. A, HS, PIMUZ 30525;24, Lingula borealis, ventral valve, GV-B-B, PIMUZ 30546; 25, Periallus woodsidensis, dorsal valve, TM-4, PIMUZ 30530. If not otherwise indicated, all scale bars=5 mm.

Body fossils of the Dinwoody Formation recognized in this study. 1 , My... Available to Purchase

Published: 01 September 2013
Figure 8 Body fossils of the Dinwoody Formation recognized in this study. 1 , Myalinella postcarbonica , right valve, HS, PIMUZ 30523 ; 2 , Promyalina spathi , left valve, GV-A-4, PIMUZ 30538 ; 3 , Promyalina putiatinensis , right valve, LPA-2, PIMUZ 30528 ; 4 , Pteria
Journal Article

Ultra-shallow-marine anoxia in an Early Triassic shallow-marine clastic ramp (Spitsbergen) and the suppression of benthic radiation Available to Purchase

PAUL B. WIGNALL, DAVID P. G. BOND, YADONG SUN, STEPHEN E. GRASBY, BENOIT BEAUCHAMP, MICHAEL M. JOACHIMSKI, DIERK P. G. BLOMEIER
Published: 01 October 2015
Geological Magazine (2016) 153 (2): 316–331.
DOI: https://doi.org/10.1017/S0016756815000588
... III and IV where bryozoans and bivalves are common. The laminated beds are generally unfossiliferous except for levels where Promyalina occurs. ...
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View PDF for article title, Ultra-shallow-marine anoxia in an Early Triassic shallow-marine clastic ramp (Spitsbergen) and the suppression of benthic radiation
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When bivalves took over the world Available to Purchase

Margaret L. Fraiser, David J. Bottjer
Journal: Paleobiology
Published: 01 August 2007
Paleobiology (2007) 33 (3): 397–413.
DOI: https://doi.org/10.1666/05072.1
...Figure 5. Photos of Early Triassic bivalves. A, Claraia . B, Eumorphotis . C, Promyalina . D, Unionites ...
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Permian–Triassic sedimentology of Jameson Land, East Greenland: incised submarine channels in an anoxic basin Available to Purchase

Paul B. Wignall, Richard J. Twitchett
Published: 01 December 2002
Journal of the Geological Society (2002) 159 (6): 691–703.
DOI: https://doi.org/10.1144/0016-764900-120
...: massive silty shale Massive silty shale with common bivalves, gastropods and bryozoans Well-oxygenated marine deposition Facies IV: varicoloured shales Purple, grey–green and occasionally grey shales interbedded on a 1 cm–5 m scale; frequent silt laminae, bivalves ( Promyalina , Posidonia...
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View PDF for article title, Permian–Triassic sedimentology of Jameson Land, East Greenland: incised submarine channels in an anoxic basin
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Other fossils associated with fossil plants. (A–D) CT scanned 3-D photos of a Temnospondyli tooth from the fossil-plant-bearing horizon of the Upper Shihhotse Formation in the Shichuanhe section in North China showing a well-preserved inner structure; (E) fragment of an insect wing fossil; (F) many microconchids found on some plant remains; (G) some ophiurids; (H–K, M, and R) some conchostracans (H–K, Pseudestheria spp.; M, Euestheria gutta; R, Magniestheria mangaliensis); (L) some lingulids; (N–Q, S, and T) some bivalves (N, Pteria ussurica variabilis; O, Wilkingia sp.; P, Modiolus sp.; Q, Leptochondria sp.; S, Palaeoneilo elliptica; T, Promyalina putiatinensis). Scale bars: A–G, O, P, and T are 1 cm; H–N and Q–S are 1 mm. E, F, and L–N were found in the rich sporomorph horizon of the Sunjiagou Formation in the Shichuanhe section; G and R were found in a rich sporomorph horizon of the Qishan Formation in the Zishiya section; H–K were found with fossil plants in the Lower Sunjiagou Formation, H–J, in the Liulin section; K, in the Dayulin section; O–Q, S, and T were found in the fossil-plant-bearing horizon of the Sunjiagou Formation in the Zishiya section.

Other fossils associated with fossil plants. (A–D) CT scanned 3-D photos of... Available to Purchase

Published: 14 December 2022
.; P, Modiolus sp.; Q, Leptochondria sp.; S, Palaeoneilo elliptica ; T, Promyalina putiatinensis ). Scale bars: A–G, O, P, and T are 1 cm; H–N and Q–S are 1 mm. E, F, and L–N were found in the rich sporomorph horizon of the Sunjiagou Formation in the Shichuanhe section; G and R were found
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A LATE PERMIAN TO EARLY TRIASSIC BIVALVE FAUNA FROM THE DONGPAN SECTION, SOUTHERN GUANGXI, SOUTH CHINA Available to Purchase

WEIHONG HE, QINGLAI FENG, ELIZABETH A. WELDON, SONGZHU GU, YOUYAN MENG, FAN ZHANG, SHUNBAO WU
Published: 01 September 2007
Journal of Paleontology (2007) 81 (5): 1009–1019.
DOI: https://doi.org/10.1666/pleo05-158.1
... intermedia Yin, 1982 , Bakevellia sp., Nuculopsis sp., Promyalina sp., Posidonia sp., Claraia griesbachi ( Bittner, 1899 ), C. hunanica ( Hsü, 1937 ), C . cf. C. wangi ( Patte, 1935 ), C. dieneri Nakazawa, 1977 , C. guizhouensis Chen in Liu, 1964 , C. liuqiaoensis n. sp., Entolium...
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View PDF for article title, A LATE PERMIAN TO EARLY TRIASSIC BIVALVE FAUNA FROM THE DONGPAN SECTION, SOUTHERN GUANGXI, SOUTH CHINA
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 Figure5—1–3,Claraia dieneri; 1, right valve, GD-13–28, ×3; 2, left valve, GD-13–12, ×3; 3, left valve, GD-13–41, ×2. 4–8, 16, 17,Euchondria fusuiensis n. sp.; 4, left valve, showing pseudotaxodont hinge, GD-7–74, ×3; 5, left valve, showing pseudotaxodont hinge, GD-7–65, holotype, ×4.6; 6, right valve external mold, GD-8–49, paratype, ×6; 7, left valve, GD-7–62, ×4; 8, left valve, GD-8–46, ×5; 16, left valve, GD-8–81, ×4; 17, left valve, GD-7– 94, ×4. 9–12,Hunanopecten exilisZhang, 1977; 9, left valve, GD-7–72, ×7.5; 10, right valve, GD-8–95, ×4.5; 11, left valve, GD-8–75, ×3.5; 12, left valve external mold, GD-8–96, ×4. 13–15,Leptochondria intermediaYin, 1982; 13, left valve, GD-7–66, ×2.5; 14, left valve external mold, GD-7–67, ×3; 15, left valve, GD-7–70, ×2.5. 18,Promyalina sp.; left valve, GD-12–35, ×6. 19,Streblopteria sp.; right valve, GD-7–71, ×3.5

Figure 5 — 1–3, Claraia dieneri ; 1, right valve, GD-13–28, ×3; 2, le... Available to Purchase

Published: 01 September 2007
, left valve, GD-8–75, ×3.5; 12, left valve external mold, GD-8–96, ×4. 13–15, Leptochondria intermedia Yin, 1982 ; 13, left valve, GD-7–66, ×2.5; 14, left valve external mold, GD-7–67, ×3; 15, left valve, GD-7–70, ×2.5. 18, Promyalina sp.; left valve, GD-12–35, ×6. 19, Streblopteria sp
Journal Article

Organic carbon isotopes in terrestrial Permian-Triassic boundary sections of North China: Implications for global carbon cycle perturbations Available to Purchase

Yuyang Wu, Jinnan Tong, Thomas J. Algeo, Daoliang Chu, Ying Cui, Huyue Song, Wenchao Shu, Yong Du
Journal: GSA Bulletin
Published: 16 October 2019
GSA Bulletin (2020) 132 (5-6): 1106–1118.
DOI: https://doi.org/10.1130/B35228.1
... al., 2016 , 2017 , 2019 ). Following the end-Permian mass extinction, the Permian-Triassic transitional beds are characterized by a mixed continental-marine biota within marine beds at Shichuanhe. These beds contain Euestheria gutta (conchostracan), a Pteria-Neoschizodus-Promyalina bivalve...
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View PDF for article title, Organic carbon isotopes in terrestrial Permian-Triassic boundary sections of North China: Implications for global carbon cycle perturbations
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Permian–Middle Triassic floral succession in North China and implications for the great transition of continental ecosystems Available to Purchase

Wenchao Shu, Jinnan Tong, Jianxin Yu, Jason Hilton, Michael J. Benton, Xiao Shi, José B. Diez, Paul B. Wignall, Daoliang Chu, Li Tian, Zhixing Yi, Yongdong Mao
Journal: GSA Bulletin
Published: 14 December 2022
GSA Bulletin (2023) 135 (7-8): 1747–1767.
DOI: https://doi.org/10.1130/B36316.1
....; P, Modiolus sp.; Q, Leptochondria sp.; S, Palaeoneilo elliptica ; T, Promyalina putiatinensis ). Scale bars: A–G, O, P, and T are 1 cm; H–N and Q–S are 1 mm. E, F, and L–N were found in the rich sporomorph horizon of the Sunjiagou Formation in the Shichuanhe section; G and R were found...
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View PDF for article title, Permian–Middle Triassic floral succession in North China and implications for the great transition of continental ecosystems
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Sedimentology of the latest Permian to Early Triassic in the terrestrial settings of the North China Basin: Low-latitude climate change during a warming-driven crisis Available to Purchase

Kaixuan Ji, Paul B. Wignall, Jinnan Tong, Yingyue Yu, Wenwei Guo, Wenchao Shu, Daoliang Chu
Journal: GSA Bulletin
Published: 27 May 2022
GSA Bulletin (2023) 135 (1-2): 481–503.
DOI: https://doi.org/10.1130/B36260.1
... and include conchostracans ( Euestheria and Magniestheria ) ( Fig. 15G ), bivalves ( Pteria ussurica variabilis and Promyalina putiatinensis ), and lingulid brachiopods ( Chu et al., 2019 ). Additionally, thin-section analysis reveals the presence of microgastropods and foraminifers (e.g., Earlandia...
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View PDF for article title, Sedimentology of the latest Permian to Early Triassic in the terrestrial settings of the North China Basin: Low-latitude climate change during a warming-driven crisis
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