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Elliott, David K., and Robert R. Ilyes. "New Early
Devonian pteraspidids (Agnatha, Heterostraci) from Death Valley National Monument, southeastern California." Journal of Paleontology (1996): 152-161.
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Pernegre, Vincent N., and David K. Elliott. "Phylogeny of the
Pteraspidiformes (Heterostraci), Silurian–Devonian jawless vertebrates." Zoologica Scripta 37.4 (2008): 391-403.
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in Death Valley where the holotype and other specimens were found. The specific name honors one J. C. Snow, the man who discovered the holotype.
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within the paraphyletic family "Protopeteraspidae," as the sister taxon of the suborder
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203:which existed during the early Middle
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525:Natural history of the Mojave Desert
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265:The generic name refers to the
16:Extinct genus of jawless fishes
535:Devonian fish of North America
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215:. Fossils are found in Late
458:. You can help Knowledge by
398:. You can help Knowledge by
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545:Devonian jawless fish stubs
219:-aged marine strata of the
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520:Death Valley National Park
447:This article related to a
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181:Elliot & Ilyes, 1996
145:Elliot & Ilyes, 1996
47:artist's reconstruction
505:Pteraspidiformes genera
540:Pteraspidomorphi stubs
510:Devonian jawless fish
221:Lost Burro Formation
515:Devonian California
390:This article about
227:strongly resembles
190:Panamintaspis snowi
175:Panamintaspis snowi
125:Protopteraspididae
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312:Taxon identifiers
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29:Temporal range:
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166:Binomial name
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259:Gigantaspis
195:pteraspidid
31:Late Emsian
499:Categories
273:References
213:California
207:period of
95:Subclass:
335:Q19598375
230:Pteraspis
151:Species:
59:Kingdom:
449:Devonian
329:Wikidata
246:P. snowi
225:P. snowi
205:Devonian
201:agnathan
119:Family:
76:Chordata
71:Phylum:
64:Animalia
362:1236997
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244:places
133:Genus:
107:Order:
83:Class:
217:Emsian
454:is a
394:is a
357:IRMNG
239:order
456:stub
396:stub
344:GBIF
256:and
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