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The majority of shark specimens were recovered from loose weathered material that accumulates at the foot of steep banks along the
Waipara River. Gypsum often encrusts the teeth, making identification difficult.
354:
The
Waipara Greensand is only sparsely fossiliferous, but there are some significant discoveries made from this rock unit. There have been at least at least 16 neoselachian sharks found, including
315:. It crops out throughout North Canterbury. It has been interpreted as having been deposited in a shallow marine setting under conditions of very slow sedimentation. It is deepest in the
527:
476:
Fordyce, R.E. and Jones, C.M. 1990. The history of penguins and new fossil penguin material from New
Zealand. 419ā446. In Davis, L.S. and Darby, J.T. (eds).
537:
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Browne, G.H. and Field, B.D. 1985. Lithostratigraphy of Late
Cretaceous to Early Pleistocene rocks of northern Canterbury, New Zealand.
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398:, rarely also fish bones and poorly preserved molluscs. Nanofossils include two key ageādiagnostic taxa,
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area, where it reaches a thickness of about 80 metres (260 ft), thinning to the south and north.
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A reāevaluation of the
Gondwanan invertebrate Waiparaconus as a coelenterate
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New
Zealand stage boundary, which is correlated internationally with the
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An early
Cenozoic neoselachianshark fauna from the southwest Pacific
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in age (62 to 58 Mya). The top of the
Waipara Greensand marks the
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495:"Zealandia fossil find may turn historical record on its head"
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The
Waipara Greensand is a fine to medium-grained, richly
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272:, New Zealand. It dates from just after the
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528:Rock formations of the Canterbury Region
465:Records of the Western Australian Museum
284:, around 62ā58 million years ago in the
442:Mannering, A. A., and N. Hiller. 2008.
419:
274:CretaceousāPaleogene extinction event
7:
428:New Zealand Geological Survey Record
140:Mount Ellen Member, Stormmont Member
538:Geologic formations of New Zealand
493:Daly, Michael (3 September 2023).
483:Academic Press, San Diego, 467 pp.
372:, which is either a barnacle or a
14:
16:Geologic formation in New Zealand
1:
366:, as well as the enigmatic
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322:The Waipara Greensand are
28:
459:Buckeridge, J. S. 1993.
404:Hornbrookina teuriensis
357:Chlamydoselachus keyesi
292:) and also containing
533:Sandstone formations
400:Chiasmolithus bidens
363:Centroselachus goord
131:Geological formation
313:quartzose sandstone
204: /
30:Stratigraphic range
208:43.076Ā°S 172.807Ā°E
262:Waipara Greensand
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24:Waipara Greensand
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264:is a geological
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213:-43.076; 172.807
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159:Loburn Formation
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479:Penguin biology
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467:, 16, 221ā 233.
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290:Sphenisciformes
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149:Ashley Mudstone
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448:Palaeontology
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317:Waipara River
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253:Waipara River
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504:. Retrieved
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374:coelenterate
369:Waiparaconus
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244:Type section
18:
506:3 September
394:, an early
385:Muriwaimanu
310:glauconitic
238:New Zealand
211: /
199:172Ā°48ā²25ā³E
186:Coordinates
41:62ā58
522:Categories
430:, 6, 1ā63.
414:References
396:tropicbird
346:boundary.
286:Palaeocene
270:Canterbury
228:Canterbury
196:43Ā°04ā²34ā³S
34:Palaeocene
340:Paleocene
328:Selandian
324:Thanetian
300:fossils.
282:Thanetian
278:Selandian
268:found in
266:rock unit
249:Named for
174:Sandstone
165:Lithology
145:Underlies
137:Sub-units
121:Thanetian
117:Selandian
336:Waipawan
180:Location
155:Overlies
379:Waimanu
350:Fossils
332:Teurian
304:Geology
234:Country
170:Primary
110:↓
344:Eocene
276:, the
224:Region
500:Stuff
481:III.
294:shark
508:2023
402:and
382:and
360:and
326:and
298:fish
296:and
280:and
260:The
127:Type
49:Preź
524::
497:.
463:.
446:.
435:^
406:.
388:,
99:Pg
43:Ma
36:,
32::
510:.
342:-
334:ā
119:-
104:N
94:K
89:J
84:T
79:P
74:C
69:D
64:S
59:O
54:ź
38:~
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