Edaphichnium Bown and Kraus, 1983
DESCRIPTION: Elongate traces filled with randomly oriented pellets. Pellets are capsule, ovoid, or barrel shaped. Range in size from < 0.5 cm to 2 cm in diameter. May be over 10 cm in length.
BEHAVIOR(S): Fodinichnia (deposit feeding). The collection of pellets that comprise the trace are remnants of feces.
ENVIRONMENTAL SETTINGS: Continental terrestrial settings, particularly within moderately to well-developed soils.
POSSIBLE TRACEMAKERS: Earthworms
GEOLOGIC RANGE: Triassic-recent
ADDITIONAL REFERENCES: Hasiotis, 2006
REMARKS: 3D images of
Edaphichnium can be seen
here and
here.Can be confused with
Ophiomorpha or pustular-textured rhizotubules and rhizocretions.
Click on image for larger view and description