Sentences with phrase «in ostracods»

There are two separate instances of bioluminescence in ostracods.

Not exact matches

The images show two large sperm pumps called Zenker's organs, resembling those found in living giant - sperm - producing ostracods (Science, DOI: 10.1126 / science.1173898).

Hunt and his colleagues drew on large collections of ostracod fossils from the Smithsonian's National Museum of Natural History, the University of Southern Mississippi, and Louisiana State University, as well as additional fossils they collected themselves, to investigate whether species in which this male / female distinction was most prominent had been more vulnerable than others to changes in their environments.

There are around 60 species of ostracods with this type of bioluminescence, but they are only found in the Caribbean.

In particular, the bioluminescence produced by a little - studied microscopic crustacean, the ostracod.

One type is used as a defense mechanism, in which threatened ostracods emit a cloud of bioluminescence to distract predators.

Tiny ostracods thrived in a pool of water in the cave that was continually enriched by the droppings of thousands of bats,» says Professor Archer.

UNSW's Associate Professor Suzanne Hand, who is a specialist in extinct bats and their ecological role in Riversleigh's ancient environments, says the bats could have played a role in the extraordinary preservation of the ostracod sperm cells.

But Neil's samples came from a freshwater cave in Riversleigh, Australia, where millions of years» worth of bat droppings left the sediment rich in phosphate, which petrified the ostracods» soft parts.

Matzke - Karasz read his appeal in the 2009 issue of Cypris, a newsletter for ostracod researchers, and when Neil sent the data, she was impressed.

Such fellowships have enabled Antarctic scientists to participate in a range of significant research including using ice cores to determine proxies for the Southern Annular Mode, a molecular study of Antarctic ostracods, and investigating particulate carbon and biogenic silica in sea ice in both the Arctic and Antarctic regions.

Researchers found that male ostracods, also known as seed shrimp, evolved heavily in terms of their appearance to the point that they missed on other survival factors.

Beyond that are various isotopes isolated from ostracods etc. in deep sea sediment cores.