Chondrites targionii (Brongiart 1828)
21x11cm. Formerly C.bollensis. Burrows (Agrichnia), thought to have been used to cultivate microorganisms for feeding. The white colored substance is caused by sulfates.
Posidonienschiefer Formation
Early Toarcian
Early Jurassic
Site: Oehmden near Holzmaden, Germany.
Photo Information
- Taken with Panasonic DMC-FS3
- Focal Length 5.5 mm
- Exposure Time 10/500
- f Aperture f/2.8
- ISO Speed 100
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