Balaenoptera bertae is an extinct species of baleen whale that lived from 3.35 to 2.5 Mya during the Pliocene[1] in the region of today's San Francisco Bay Area. Il held, also during the early to middle Neogene, a diverse assembly of cetaceans. Their fossilized remains were found in the Purisima Formation.[2] The species Balaenoptera bertae was discovered in 2013.

Description

Balaenoptera bertae and other Half Moon Bay fossil mammals

Balaenoptera bertae is estimated to be 5 to 6 metres (16 to 20 ft).[3] It is slightly smaller than the modern minke whale. It is known from a partial skull which is missing a maxilla, premaxillae and nasals.[4]

References

  1. ^ Boessenecker, Robert W. (September 2012). "Geodiversitas". 35 (4): 815–940. doi:10.5252/g2013n4a5. S2CID 85940452. {{cite journal}}: Cite journal requires |journal= (help)
  2. ^ "Strange marine mammals of ancient North Pacific revealed". Phys.org. Retrieved February 5, 2014.
  3. ^ "AAAS". Archived from the original on 2018-05-23. Retrieved 2018-05-22.
  4. ^ "Fossilworks Balaenoptera bertae Boessenecker 2013".


Allikas: Https://en.wikipedia.org/wiki/Balaenoptera_bertae
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