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Dolichorhynchops herschelensis

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Journal Article

A NEW POLYCOTYLID PLESIOSAUR (REPTILIA: SAUROPTERYGIA) FROM THE UPPER CRETACEOUS BEARPAW FORMATION IN SASKATCHEWAN, CANADA

TAMAKI SATO
Published: 01 September 2005
Journal of Paleontology (2005) 79 (5): 969–980.
DOI: https://doi.org/10.1666/0022-3360(2005)079[0969:ANPPRS]2.0.CO;2
...TAMAKI SATO Abstract A new species of polycotylid, Dolichorhynchops herschelensis , is described based on a well-preserved skeleton from the Upper Cretaceous (Campanian–Maastrichtian) Bearpaw Formation of Herschel, Saskatchewan. Its small size as an adult, the sharp rise in front of the parietal...
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Figure3—Skull of Dolichorhynchops herschelensis n. sp., RSM P2310.1. 1, Dorsal view; 2, ventral view; 3, left lateral view; 4, posterior view, and 5, anterodorsal view of the “forehead” portion

Figure 3 —Skull of Dolichorhynchops herschelensis n. sp., RSM P2310.1. ...

Published: 01 September 2005
Figure 3 —Skull of Dolichorhynchops herschelensis n. sp., RSM P2310.1. 1, Dorsal view; 2, ventral view; 3, left lateral view; 4, posterior view, and 5, anterodorsal view of the “forehead” portion
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Figure4—Skull of Dolichorhynchops herschelensis n. sp., RSM P2310.1. 1, Dorsal view; 2, ventral view; 3, left lateral view; 4, right lateral view. Abbreviations: aipv = anterior interpterygoid vacuity, bo = basioccipital, bs = basisphenoid, ec = ectopterygoid, en = external nare, eo = exoccipital, ep = epipterygoid, epp = epipterygpod protuberance, f = frontal, ff = frontal fenestra, in = internal nare, j = jugal, m = maxilla, ofc = olfactory canal, op = opisthotic, p = parietal, pal = palatine, pm = premaxilla, pr = prootic, prf = prefrontal, ps = parasphenoid, pt = pterygoid, q = quadrate, soc = supraoccipital, sq = squamosal, sqn = squamosal notch, v = vomer, vnf = vomeronasal fenestra

Figure 4 —Skull of Dolichorhynchops herschelensis n. sp., RSM P2310.1. ...

Published: 01 September 2005
Figure 4 —Skull of Dolichorhynchops herschelensis n. sp., RSM P2310.1. 1, Dorsal view; 2, ventral view; 3, left lateral view; 4, right lateral view. Abbreviations: aipv = anterior interpterygoid vacuity, bo = basioccipital, bs = basisphenoid, ec = ectopterygoid, en = external nare, eo
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Figure5—Skull of Dolichorhynchops herschelensis n. sp., RSM P2310.1. 1, Posterior view of the skull; 2, anterodorsal view of braincase; 3, ventrolateral view of braincase. For abbreviations, see Figure 4; also cfp = cultriform process, fic = foramen for internal carotid artery, pipv = posterior pterygoid vacuity, popr = paroccipital process, ptrq = pterygoid ramus of quadrate, ptf = post-temporal fenestra, qj = quadratojugal, qrpt = quadrate ramus of pterygoid, x = unknown

Figure 5 —Skull of Dolichorhynchops herschelensis n. sp., RSM P2310.1. ...

Published: 01 September 2005
Figure 5 —Skull of Dolichorhynchops herschelensis n. sp., RSM P2310.1. 1, Posterior view of the skull; 2, anterodorsal view of braincase; 3, ventrolateral view of braincase. For abbreviations, see Figure 4 ; also cfp = cultriform process, fic = foramen for internal carotid artery, pipv
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Figure6—Mandible of Dolichorhynchops herschelensis n. sp., RSM P2310.1. 1, Dorsal view; 2, ventral view; 3, medial view of posterior portion of the left ramus; 4, left lateral view. Abbreviations: a = angular, af = adductor fossa, ar = articular, c = coronoid, d = dentary, gf = glenoid fossa, pra = prearticular, sa = surangular, sp = splenial

Figure 6 —Mandible of Dolichorhynchops herschelensis n. sp., RSM P2310.1...

Published: 01 September 2005
Figure 6 —Mandible of Dolichorhynchops herschelensis n. sp., RSM P2310.1. 1, Dorsal view; 2, ventral view; 3, medial view of posterior portion of the left ramus; 4, left lateral view. Abbreviations: a = angular, af = adductor fossa, ar = articular, c = coronoid, d = dentary, gf = glenoid
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Figure7—Vertebrae of Dolichorhynchops herschelensis n. sp., RSM P2310.1. 1, Posterior view of anterior cervical #17; 2, posterolateral view of the same; 3, ventral view of the same; 4, ventral view of posterior cervical #71; 5, posterior view of the same; 6, anterior view of dorsal #?37; 7, left view of the same; 8, posterior view of sacral #43 and sacral rib #44; 9, dorsal view of the same; 10, posterior view of the caudal #42; 11, lateral view of the caudal #33. Abbreviations: car = caudal rib, ch = chevron, chf = chevron facet, cr = cervical rib, drf = dorsal rib facet, ns = neural spine, prez = prezygapophysis, poz = postzygapophysis, sr = sacral rib, tp = transverse process, vr = ventral ridge, # = temporal number (see Appendix)

Figure 7 —Vertebrae of Dolichorhynchops herschelensis n. sp., RSM P2310....

Published: 01 September 2005
Figure 7 —Vertebrae of Dolichorhynchops herschelensis n. sp., RSM P2310.1. 1, Posterior view of anterior cervical #17; 2, posterolateral view of the same; 3, ventral view of the same; 4, ventral view of posterior cervical #71; 5, posterior view of the same; 6, anterior view of dorsal
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Figure8—Pectoral and pelvic girdles of Dolichorhynchops herschelensis n. sp., RSM P2310.1. 1, Dorsal view of the pectoral girdle; 2, ventral view of the same; 3, lateral view of the left ilium; 4, close-up of the sacral end of left ilium; 5, ventral view of the pubis and ischium. Abbreviations: act = acetabulum, alp = anterolateral process of pubis, cl = clavicle, cor = coracoid, glen = glenoid, icl = interclavicle, iclf = interclavicular foramen, is = ischium, pcf = pectoral fenestra, pu = pubis, pvf = pelvic fenestra, sc = scapula, sr = sacral rib

Figure 8 —Pectoral and pelvic girdles of Dolichorhynchops herschelensis ...

Published: 01 September 2005
Figure 8 —Pectoral and pelvic girdles of Dolichorhynchops herschelensis n. sp., RSM P2310.1. 1, Dorsal view of the pectoral girdle; 2, ventral view of the same; 3, lateral view of the left ilium; 4, close-up of the sacral end of left ilium; 5, ventral view of the pubis and ischium
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Appendix Measurements of RSM P2310.1, holotype of Dolichorhynchops hersch...

Published: 01 September 2005
Appendix Measurements of RSM P2310.1, holotype of Dolichorhynchops herschelensis n. sp. Numbers given such as “#1” indicate the temporary number marked on the measured element. Vertebrae are arranged in reconstructed order, not in the order of temporary number. Italics indicate estimated
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Figure 4.

Comparison between (a) Goulmima specimen MNHN GOU 11 and a selection of (b)...

Published: 05 August 2015
in (upper) dorsal view and (lower) ventral view. (b) Drawing of Rhomaleosaurus cramptoni in (upper, from Cruickshank, 1996 ) dorsal view and (lower, from Smith & Dyke, 2008 ) ventral view. (c) Drawing of Dolichorhynchops herschelensis in (upper) ventral view
Journal Article

A new record of the pliosaur Brachauchenius lucasi Williston, 1903 (Reptilia: Sauropterygia) of Turonian (Late Cretaceous) age, Morocco

D. ANGST, N. BARDET
Published: 05 August 2015
Geological Magazine (2016) 153 (3): 449–459.
DOI: https://doi.org/10.1017/S0016756815000321
... in (upper) dorsal view and (lower) ventral view. (b) Drawing of Rhomaleosaurus cramptoni in (upper, from Cruickshank, 1996 ) dorsal view and (lower, from Smith & Dyke, 2008 ) ventral view. (c) Drawing of Dolichorhynchops herschelensis in (upper) ventral view...
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Journal Article

Occurrence of Centrosaurus apertus (Ceratopsidae: Centrosaurinae) in Saskatchewan, Canada, and expanded dinosaur diversity in the easternmost exposure of the Late Cretaceous (Campanian) Dinosaur Park Formation

Alexandre V. Demers-Potvin, Hans C.E. Larsson
Published: 28 October 2024
Canadian Journal of Earth Sciences (2024) 61 (11): 1127–1155.
DOI: https://doi.org/10.1139/cjes-2023-0125
... saskatchewanensis found near Herbert Ferry ( Jiménez-Huidobro et al. 2019 ), the elasmosaurid Terminonatator ponteixensis found near Ponteix ( Sato 2003 ), and the polycotylid Dolichorhynchops herschelensis found near Herschel ( Sato 2005 ), as well as a rare plesiosaur-dominated marine bonebed located near...
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