Giant mammal’s red blood cell remains found in meteorite NWA 5480

The following micrograph shows mammalian red blood cell remains twice
the size of human red blood cells. They are found in meteorite NWA
5480, which is believed by some geologists to have come from asteroid
Vesta. Fig. 1: http://www.wretch.cc/album/show.php?...782681885&p=10

Source and credit for the above image:
http://www.meteorite.com/meteorite-g...lpha_frame.htm
(sourcing path: Select “NWA 5480 article” from above URL, then scroll
down the right part to the middle, and you will find this photo with
file name of NWA-5480-0.40-mm-3.)