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Micromitra burgessensis Burgess Shale Brachiopod

Micromitra burgessensis Burgess Shale Brachiopod

Marella splendens (informal field name : lace crab) - 0.66" (1.7 cm) long - 0.59" (1.5 cm) wide / fossil - 2.16" (5.5 cm) x 1.96" (5 cm) matrix - Early Cambrian : ~ 520 million years ago - Burgess Shale-Stephen Formation - Burgess Pass, British Colombia, Canada

Marella splendens (informal field name : lace crab) - 0.66" (1.7 cm) long - 0.59" (1.5 cm) wide / fossil - 2.16" (5.5 cm) x 1.96" (5 cm) matrix - Early Cambrian : ~ 520 million years ago - Burgess Shale-Stephen Formation - Burgess Pass, British Colombia, Canada

Un Análisis de ADN Indica Que Estos Antiguos Craneos Peruanos Podrían No Ser Humanos

Un Análisis de ADN Indica Que Estos Antiguos Craneos Peruanos Podrían No Ser Humanos

Rare Cambrian Explosion Lobopodian Fossil from Utah  Part and Counterpart Specimen   Cf Ayshaeia prolata  Phylum Lobopodia, Class Xenusia, Family Aysheaiidae  Geological Time: Middle Cambrian  Size (25.4 mm = 1 inch): Fossil is 19 mm long on a 145 mm by 90 mm and 140 mm by 90 matrix pair  Fossil Site: Wheeler Amphitheater, Millard County, Utah

Rare Cambrian Explosion Lobopodian Fossil from Utah Part and Counterpart Specimen Cf Ayshaeia prolata Phylum Lobopodia, Class Xenusia, Family Aysheaiidae Geological Time: Middle Cambrian Size (25.4 mm = 1 inch): Fossil is 19 mm long on a 145 mm by 90 mm and 140 mm by 90 matrix pair Fossil Site: Wheeler Amphitheater, Millard County, Utah

Primitive Cambrian Chancelloria pentacta (a Putative Sponge) with Carpoids;  Name: Utah Cambrian Explosion Fossil: Chancelloria pentacta Chancelloria & Castericystis sprinklei Carpoid;   Age: Middle Cambrian;   Size: mm (25.4mm=1 inch): 95mm X 55mm on 165mm X 220mm matrix;   Location: Wheeler Shale, Millard County, Utah

Primitive Cambrian Chancelloria pentacta (a Putative Sponge) with Carpoids; Name: Utah Cambrian Explosion Fossil: Chancelloria pentacta Chancelloria & Castericystis sprinklei Carpoid; Age: Middle Cambrian; Size: mm (25.4mm=1 inch): 95mm X 55mm on 165mm X 220mm matrix; Location: Wheeler Shale, Millard County, Utah

Lobopodian Paucipodia inermis from Chengjiang Maotianshan Shales - A Cambrian Explosion Worm with Legs Paucipodia inermisPhylum Lobopodia Geological Time: Early Cambrian (~525 million years ago)Size7 mm long Fossil Site: Chengjiang Maotianshan Shales, Quiongzhusi Section, Yu’anshan Member, Heilinpu Formation, Anning, Yunnan Province, China

Lobopodian Paucipodia inermis from Chengjiang Maotianshan Shales - A Cambrian Explosion Worm with Legs Paucipodia inermisPhylum Lobopodia Geological Time: Early Cambrian (~525 million years ago)Size7 mm long Fossil Site: Chengjiang Maotianshan Shales, Quiongzhusi Section, Yu’anshan Member, Heilinpu Formation, Anning, Yunnan Province, China

Rare Hallucigenia Fossil from Utah; Hallucigenia sp.; Phylum Onychophora, Family Hallucigeniidae (Conway Morris, 1977)'; Geological Time: Upper Middle Cambrian; Size: 15 mm by 25 mm Fossil Site: Spence Shale, Box Elder County, Utah

Rare Hallucigenia Fossil from Utah; Hallucigenia sp.; Phylum Onychophora, Family Hallucigeniidae (Conway Morris, 1977)'; Geological Time: Upper Middle Cambrian; Size: 15 mm by 25 mm Fossil Site: Spence Shale, Box Elder County, Utah

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