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Shimada, Kenshu; Popov, Evgeny V.; Siversson, Mikael; Welton, Bruce J.; Long, Douglas J. (September 3, 2015).
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317:"A new clade of putative plankton-feeding sharks from the Upper Cretaceous of Russia and the United States"
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strata in Russia and the United States, and is the only known
292:. As its name suggests, it was originally classified under
282:. It most likely derived from its closest relative, the
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278:, as well as the oldest known planktivorous
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263:that was closely related to the modern
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474:. You can help Knowledge (XXG) by
321:Journal of Vertebrate Paleontology
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546:Cretaceous fish of North America
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556:Fossil taxa described in 2015
551:Fossils of the United States
341:10.1080/02724634.2015.981335
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256:") is an extinct genus of
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103:Scientific classification
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561:Prehistoric shark stubs
16:Extinct genus of sharks
466:This article about a
433:Paleobiology Database
333:2015JVPal..35E1335S
267:. It is known from
541:Fossils of Russia
536:Cretaceous Russia
526:Cretaceous sharks
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468:prehistoric shark
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373:Taxon identifiers
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411:Pseudomegachasma
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381:Pseudomegachasma
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265:sand tiger shark
249:Pseudomegachasma
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217:Pseudomegachasma
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29:Temporal range:
25:Pseudomegachasma
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531:Cenomanian life
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327:(5): e981335.
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405:Wikispecies
284:piscivorous
196:Subfamily:
180:Lamniformes
515:Categories
302:References
295:Megachasma
289:Johnlongia
276:odontaspid
269:Cretaceous
156:Subclass:
32:Cenomanian
396:Q21348259
349:0272-4634
254:megamouth
126:Kingdom:
120:Eukaryota
390:Wikidata
357:83793715
252:("false
235:P. casei
228:Species
186:Family:
140:Chordata
136:Phylum:
130:Animalia
116:Domain:
425:8957771
329:Bibcode
209:Genus:
176:Order:
146:Class:
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286:shark
470:is a
353:S2CID
261:shark
472:stub
420:GBIF
345:ISSN
37:Preκ
337:doi
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87:Pg
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213:β
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92:N
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77:J
72:T
67:P
62:C
57:D
52:S
47:O
42:κ
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