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Parachirognathus

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Journal Article
Published: 01 May 2019
Journal of Paleontology (2019) 93 (3): 496–511.
... . hamadai (Koike), Parafurnishius xuanhanensis Yang et al., and the genera Pachycladina Staesche, Parachirognathus Clark, and Hadrodontina Staesche have also been recovered from Dienerian to Smithian strata at Yiwagou Section. Three conodont zones are established, in ascending order: Eurygnathodus costatus...
FIGURES | View All (8)
Journal Article
Journal: PALAIOS
Published: 01 August 2013
PALAIOS (2013) 28 (8): 509–522.
...; Neospathodus dieneri Zone; Neospathodus cristagalli Zone; Discretella discreta Zone; Pachycladina-Parachirognathus assemblage zone; Icriospathodus collinsoni Zone; Triassospathodus homeri Zone. This allowed the Permian-Triassic boundary (PTB) to be defined in the section based on the first occurrence...
FIGURES | View All (11)
Image
Uppermost Permian to Lower Triassic columnar section and conodont ranges at Bianyang section, Luodian, Guizhou Province. High-resolution strata including Beds 1–11 are shown in Figure 9 (Abbreviations: I.  =  Isarcicella, Ic.  =  Icriospathodus, H.  =  Hindeodus, Ns.  =  Neospathodus, Ng.  =  Neogondolella, C.  =  Clarkina, Pc.  =  Pachycladina, Pa.  =  Parachirognathus, Nv.  =  Novispathodus, Tr.  =  Triassospathodus).
Published: 01 August 2013
.  =  Neospathodus , Ng .  =  Neogondolella , C.  =  Clarkina , Pc .  =  Pachycladina , Pa .  =  Parachirognathus , Nv .  =  Novispathodus , Tr .  =  Triassospathodus ).
Journal Article
Published: 01 February 1985
Jour. Geol. Soc. India (1985) 26 (2): 84–94.
..., viz., Neogonaolella- Paragondolella , Parachirognathus- Furnishius , Carinella-Pseudofurnishius , and Gladigondolella . Both vertical and horizontal distribution of component bioelement of conodont biofacies is described, and their paleoecological or lithological characteristics discussed...
Published: 01 January 1984
DOI: 10.1130/SPE196-p283
... analyses using six conodont entities indicate the presence of three distinctive biofacies related to the general environmental gradient. The restricted inner shelf is characterized by Parachirognathus . The outer shelf is distinguished by a diverse conodont fauna including Furnishius . Basinward, the low...
Journal Article
Published: 01 March 1959
Journal of Paleontology (1959) 33 (2): 305–312.
... and below this time marker. Two new genera, Parachirognathus and Furnishius, and new species of Gondolella, Prioniodina, and Hindeodella ar described. GeoRef, Copyright 2004, American Geological Institute. Reference includes data from Bibliography and Index of North American Geology, U. S. Geological...
Image
SEM photos of conodonts obtained from the Yiwagou Section. (1–6) Novispathodus waageni waageni (Sweet, 1970a), from sample ZLS-30, registration nos. ZLS17030039–17030041. (7–10) Novispathodus waageni eowaageni (Zhao and Orchard in Zhao et al., 2007), from sample ZLS-30, registration nos. ZLS17030042, 17030043. (11, 12) Parachirognathus n. sp. A, from sample ZLS-82, registration nos. ZLS17082001, 17082002. (13) Pachycladina obliqua Staesche, 1964, S2 element, from sample ZLS-42, registration no. ZLS17042001. (14–19) Pachycladina qinlingensis Lai, 1992: (14) P2 element, from sample ZLS-88, registration no. ZLS17088001; (15) P2 element, from sample ZLS-85, registration no. ZLS17085001; (16) P2 element, from sample ZLS-74, registration no. ZLS17074001; (17) P2 element, from sample ZLS-53, registration no. ZLS17053001; (18) S1 element, from sample ZLS-98, registration no. ZLS17098001; (19) S2 element, from sample ZLS-67, registration no. ZLS17067001. (20–22) Parachirognathus semicircnelus Tian and Dai in Tian et al., 1983: (20) S2 element, from sample ZLS-88, registration no. ZLS17088002; (21, 22) S1 elements, from sample ZLS-88, registration nos. ZLS17088003, 17088004. Scale bar = 100 µm.
Published: 01 May 2019
, registration nos. ZLS17030042, 17030043. ( 11, 12 ) Parachirognathus n. sp. A, from sample ZLS-82, registration nos. ZLS17082001, 17082002. ( 13 ) Pachycladina obliqua Staesche, 1964 , S 2 element, from sample ZLS-42, registration no. ZLS17042001. ( 14–19 ) Pachycladina qinlingensis Lai, 1992 : ( 14
Journal Article
Journal: Geology
Published: 01 April 2013
Geology (2013) 41 (4): 399–402.
... and lacked relief. The age of the laminated, fenestral, and microgastropod-rich beds is controversial. Collinson et al. (1976) and Carr (1981) reported the Triassic (Smithian) conodont Parachirognathus ethingtoni from these beds in the Confusion Range. However, Wardlaw and Collinson (1986) later...
FIGURES
Image
SEM photos of conodonts obtained from the Yiwagou Section. (1–7) Pachycladina qinlingensis: (1) M element, from sample ZLS-83, registration no. ZLS17083001; (2) M element, from sample ZLS-91, registration no. ZLS17091001; (3) S3–4 elements, from sample ZLS-98, registration no. ZLS17098002; (4) S3 element, from sample ZLS-50, registration no. ZLS17050001; (5) S1 element, from sample ZLS-50, registration no. ZLS17050002; (6) S3 element, from sample ZLS-67, registration no. ZLS17067002; (7) S2 element, from sample ZLS-82, registration no. ZLS17082003. (8–10) Pachycladina obliqua: (8) M element, from sample ZLS-95, registration no. ZLS17095001; (9) S3–4 elements, from sample ZLS-96, registration no. ZLS17096001; (10) S1 element, from sample ZLS-98, registration no. ZLS17098003. (11) Parachirognathus delicatulus Wang and Cao, 1981, S1 element, from sample ZLS-83, registration no. ZLS17083002. (12, 13) Hadrodontina anceps Staesche, 1964: (12) P1 element, from sample ZLS-96, registration no. ZLS17096002; (13) P1 element, from sample ZLS-67, registration no. ZLS17067003. Scale bar = 200 µm.
Published: 01 May 2019
) Pachycladina obliqua : ( 8 ) M element, from sample ZLS-95, registration no. ZLS17095001; ( 9 ) S 3–4 elements, from sample ZLS-96, registration no. ZLS17096001; ( 10 ) S 1 element, from sample ZLS-98, registration no. ZLS17098003. ( 11 ) Parachirognathus delicatulus Wang and Cao, 1981 , S 1 element
Journal Article
Journal: Geology
Published: 01 August 2013
Geology (2013) 41 (8): 823–826.
... and processed by acetic acid dissolution. The residues were picked for conodont elements, and 1057 were obtained. Most samples comprise Neospathodus , Triassospathodus , and Novispathodus , with a small quantity of Neogondolella , Gladigondolella , Pachycladina , and Parachirognathus elements. The 23...
FIGURES
Journal Article
Journal: Lithosphere
Publisher: GSW
Published: 27 June 2019
Lithosphere (2019) 11 (5): 683–696.
... ; Zhang et al., 2005 ) and North Qiangtang ( Xia and Zhang, 2005 ). In addition, the Late Triassic Norian Epigondolella zone and the Early Triassic Pachycladina-Hadrodontina-Parachirognathus were recognized from north Qiangtang ( Xia and Zhang, 2005 ) ( Fig. 7 ). The Late Olenekian Triasspathodus...
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Journal Article
Published: 19 July 2019
Journal of the Geological Society (2019) 176 (6): 1232–1246.
... sample ZM-028; 23, Neospathodus novaehollandiae   McTavish, 1973 : oral view, from sample ZM-028; 24, Parachirognathus peculiaris   Zhang & Guo, 1991 : lateral view, from sample ZM-028; 25, Novispathodus waageni waageni ( Sweet, 1970 ): lateral view, from sample ZM-028; 26, Hindeodus praeparvus...
FIGURES | View All (11)
Image
SEM photos of conodonts from the Lower Triassic strata of the Bianyang section. All specimens are preserved in the Faculty of Earth Sciences, China University of Geosciences, Wuhan, Hubei Province, P.R. China. Scale bar  =  400 µm. A–F) Sweetospathodus aff. kummeli (Sweet, 1970), all are from Bed 40 of Luolou Formation, A) lateral view, BY70053; B) lateral view, C) lower view, BYY1048; D) lateral view, E) lower view, F) upper view, BY68034. G–L) Neospathodus cristagalli (Huckriede, 1958), G) lateral view, from Bed 45 of Luolou Formation, BY68007; H) lateral view, from Bed 47 of Luolou Formation, BY68088; I) lower view, J) lateral view, BYC24002; K) lower view, L) lateral view, BYC24001, views I–L are from Bed 48 of Luolou Formation, M) Neospathodus? peculiarisSweet, 1970, lateral view, from Bed 48 of Luolou Formation, BY68012. N–S) Neospathodus dieneriSweet, 1970, views N–O: Morphotype 2, N) lower view, O, lateral view, from Bed 45 of Luolou Formation, BYC24037; views P–Q: Morphotype 2, P) lateral view, Q) lower view, from Bed 43 of Luolou Formation, BY1037; views R–S: Morphotype 1, R) lateral view, S) lower view, from Bed 48 of Luolou Formation, BY68018. T–U, Z–AA) Neospathodus pakistanensisSweet, 1970, T) lateral view, U) lower view, from Bed 51 of Luolou Formation, BY70058; Z) lower view, AA) lateral view, from Bed 51 of Luolou Formation, BY68019. V–W) Discretella discreta (Müller, 1956), V) lateral view, from Bed 48 of Luolou Formation, BY24022; W) lateral view, from Bed 48 of Luolou Formation, BY68016. X) Neogondolella sp., upper view, from Bed 54 of Luolou Formation, BY68032. Y) Icriospathodus collinsoni (Solien, 1979), upper view, from Bed 54 of Luolou Formation, BY05007. BB–DD) Neospathodus novaehollandiae McTavish, 1973, BB) upper view, CC) lower view, DD) lateral view, BY24024, from Bed 51 of Luolou Formation, BY70059. EE) Pachycladina obliqua Staesche, 1964, lateral view, from Bed 52 of Luolou Formation, BYC24026. FF) Parachirognathus geiseri Clark, 1959, lateral view, from Bed 52 of Luolou Formation, BY24012. GG) Icriospathodus? crassatus (Orchard, 1995), lateral view, from Bed 54 of Luolou Formation, BY05001.
Published: 01 August 2013
, CC) lower view, DD) lateral view, BY24024, from Bed 51 of Luolou Formation, BY70059. EE) Pachycladina obliqua Staesche, 1964, lateral view, from Bed 52 of Luolou Formation, BYC24026. FF) Parachirognathus geiseri Clark, 1959, lateral view, from Bed 52 of Luolou Formation, BY24012. GG
Journal Article
Journal: PALAIOS
Published: 01 December 1988
PALAIOS (1988) 3 (6): 598–605.
... CONNECTION 599 w SWEET SWEET AND < | SWEET AND OTHERS BERGSTROM co) 1970 1971 1986 Timorensis Timorensis Timorensis M. Tr. Z L. Tr. _ Jubata Jubata 0- Jubata Neosp. n.sp. G Collinsoni Platyvillosus Milleri Milleri z I Waageni Conservativus Parachirognathus Waageni Co -Furnishius Pakistanensis Pakistanensis...
Image
SEM photographs of the key elements of conodonts from the Motianling section and length of the conodont elements. L represents the measurement in this study, L represents the measurement given by Leu et al. (in press). All specimens illustrated in this figure are housed at the State Key Laboratory of Biogeology and Environmental Geology, China University of Geosciences (Wuhan). 1, Isarcicella staeschei Dai et al. 1989: oral view, from sample ZM-006; 2, Hindeodus bicuspidatus Kozur, 2004: lateral view, from sample ZM-005; 3, Isarcicella turgida (Kozur 1975): oral view, from sample ZM-006; 4, Hindeodus praeparvus (Kozur, 1996): lateral view, from sample ZM-005; 5, Isarcicella inflata Perri &amp; Farabegoli, 2003: oral view, from sample ZM-005; 6, Isarcicella lobata Perri &amp; Farabegoli, 2003: oral view, from sample ZM-005; 7, Hindeodus peculiaris (Perri &amp; Farabegoli, 2003): lateral view, from sample ZM-006; 8, Isarcicella isarcica (Huckriede, 1958): oral view, from sample ZM-006; 9, Hindeodus anterodentatus (Dai et al. 1989): lateral view, from sample ZM-005; 10, Hindeodus inflatus Nicoll et al. 2002: oral view, from sample ZM-006; 11, Hindeodus latidentatus (Kozur, 1975): lateral view, from sample ZM-006; 12, Hindeodus postparvus Kozur, 1989: lateral view, from sample ZM-007; 13, Hindeodus sosioensis Kozur, 1996: lateral view, from sample ZM-007; 14, Hindeodus parvus (Kozur &amp; Pjatakova, 1976): lateral view, from sample ZM-002; 15, Neospathodus dineri Sweet, 1970, Morphotype 1: lateral view, from sample ZM-019; 16, Neospathodus dieneri Sweet, 1970, Morphotype 2: lateral view, from sample ZM-019; 17, Neospathodus cristagalli (Huckriede, 1958): lateral view, from sample ZM-019; 18, Neospathodus chii Zhao et al. 2007; lateral view, from sample ZM-019; 19, Neospathodus dieneri Sweet, 1970, Morphotype 3: lateral view, from sample ZM-019; 20, Euryganathodus costatus Staesche, 1964: oral view, from sample ZM-028; 21, Neospathodus pakistanensis Sweet, 1970: lateral view, from sample ZM-028; 22, Euryganathodus hamadai (Koike, 1982): oral view, from sample ZM-028; 23, Neospathodus novaehollandiae McTavish, 1973: oral view, from sample ZM-028; 24, Parachirognathus peculiaris Zhang &amp; Guo, 1991: lateral view, from sample ZM-028; 25, Novispathodus waageni waageni (Sweet, 1970): lateral view, from sample ZM-028; 26, Hindeodus praeparvus (Kozur, 1996): lateral view, from sample ZM-07; 27, Sweetospathodus kummeli (Sweet, 1970): lateral view, from sample ZM-020; 28, Neospathodus tongi Zhao et al. 2007: lateral view, from sample ZM-023; 29, Neospathodus chaohuensis Zhao et al. 2007: lateral view, from sample ZM-023; 30, 31, Novispathodus waageni eowaageni (Zhao et al. 2007): lateral view, from sample ZM-028; 32–34, Novispathodus pingdingshanensis (Sweet, 1970): lateral view, from sample ZM-035; 35(a,b), Icriospathodus collisoni (Solien, 1979): a, oral view; b, lateral view; from sample ZM-037; 36, Triassospathodus brevissimimus (Orchard, 1995): lateral view, from sample ZM-037; 37, Novispathodus abruptus (Orchard, 1995): lateral view, from sample ZM-037; 38, Clarkina planata (Clark, 1959): oral view, from sample ZM-015; 39, Clarkina carinata (Clark, 1959): oral view, from sample ZM-013. Scale bar represents 400 µm.
Published: 19 July 2019
sample ZM-028; 22, Euryganathodus hamadai ( Koike, 1982 ): oral view, from sample ZM-028; 23, Neospathodus novaehollandiae   McTavish, 1973 : oral view, from sample ZM-028; 24, Parachirognathus peculiaris   Zhang & Guo, 1991 : lateral view, from sample ZM-028; 25, Novispathodus waageni waageni
Journal Article
Journal: GSA Bulletin
Published: 16 August 2018
GSA Bulletin (2019) 131 (1-2): 235–251.
... inaequicostata , and Entolium discites , and the conodonts Parachirognathus symmetricus tridentatus , P. magnus , P. chiroformis , P. symmetricus tridentatus , Glagigondolella formosa , and Radiatignathus radiates ( Zhang, 1982 ; Lu et al., 1986 ; Zhao et al., 1996 ). The Jialingjiang Formation...
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Journal Article
Published: 20 December 2002
Canadian Journal of Earth Sciences (2002) 39 (12): 1767–1782.
... biofacies and provincialism . Edited by Clark D.L. . Geological Society of America , Special Paper 196, pp.  283 – 293 . Clark D.L. Rosser S.V. 1976 . Analysis of paleoecologic factors associated with the Triassic Parachirognathus / Furnishius conodont fauna in Utah and Nevada...
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Journal Article
Journal: PALAIOS
Published: 12 June 2018
PALAIOS (2018) 33 (6): 266–281.
... Gastropod Oolite and Acquaseria Members of the Servino Formation ( Twitchett 2000 ). This assemblage indicates correlation with the Smithian Parachirognathus–Furnishius Conodont Zone ( Sweet et al. 1971 ; Twitchett 2000 ; Aljinović et al. 2006 , 2011 ). The Myophoria Beds Member records the first...
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Journal Article
Journal: PALAIOS
Published: 01 September 2015
PALAIOS (2015) 30 (9): 714–727.
... of Pachycladina oblique and Parachirognathus ethingtoni ( Jelaska et al. 2003 ). The oolite of the Eros Limestone, which is found from the Zakoni Mountain section in Greece, is late Spathian in age, because of the co-occurring foraminifers Meandrospira pusilla , bivalves Unionites and Eumorphotis...
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... , Pleuranectites sp., Pseudospidites sp., Pseudowenites oxynostus ?, Subcolumbites sp., Tirolites cf. spinosis Conodonts: Neospathodus triangularis , Parachirognathus delicatulus Published values for the duration of the Olenekian stage agree on 4.7 m.y. ( Ogg, 2004 , p. 283; Haq et al., 1988...