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Eschrichtiidae or the gray whales is a family of baleen whale (Parvorder Mysticeti) with a single extant species, the gray whale (Eschrichtius robustus), as well as four described fossil genera: Archaeschrichtius (), Glaucobalaena and Eschrichtioides from Italy, [1] [2] and Gricetoides from the Pliocene of North Carolina. [3]
Eschrichtioides is one of two Eschrichtius relatives known from the Neogene of Italy, the other being Archaeschrichtius.Its holotype, MRSN 13802, comes from the early Pliocene-age Sabbie d'Asti Formation of the Piedmont region in Italy [1] and it is currently exposed in Asti's paleontological museum "Museo Paleontologico Territoriale dell'Astigiano".
Whales are fully aquatic, open-ocean animals: they can feed, mate, give birth, suckle and raise their young at sea. Whales range in size from the 2.6 metres (8.5 ft) and 135 kilograms (298 lb) dwarf sperm whale to the 29.9 metres (98 ft) and 190 tonnes (210 short tons) blue whale, which is the
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Eschrichtius is a genus of baleen whale containing two species: the gray whale (E. robustus) and the extinct Akishima whale (E. akishimaensis). [2] References
Articles related to the Eschrichtiidae (gray whales), a family of baleen whale (Parvorder Mysticeti) with a single extant species, the gray whale (Eschrichtius robustus), as well as three described fossil genera.
Full size fossil replica The bones were first found in 1961 by a father and son, Masato and Yoshio Tajima, in a riverbed in Akishima, Tokyo , lending it the nickname of the Akishima whale . [ 1 ] [ 2 ] It was prepared by locals, under the mentorship of Hiroshi Ozaki, and subsequently put into storage at the National Museum of Nature and Science ...
Articles relating to baleen whales (parvorder Mysticeti, whalebone whales), marine mammals in the infraorder Cetacea (whales, dolphins and porpoises), which use keratinaceous baleen plates (or "whalebone") in their mouths to sieve planktonic creatures from the water.