Cornulites proprius?

Described by James Hall in 1876 as "elongate-tubular, obconical or trumpet-shaped bodies, rapidly enlarging toward the aperture, which is campanulate with the margins always imperfect." The Cornulites propius worm tube fossil is found in the Waldron Shale of Bartholomew County, Indiana. These creatures lived in the Silurian Period.

Cornulites propius illustration from Indiana Department of Geology and Natural History 11th Annual Report 1881; Plate 32 Figure 4

Trilobites Made Simple Video

Trilobites made simple from Black Country Museums on Vimeo.
The Calymene blumenbachii or as they call it "the Dudley Bug" is described in this video by Graham Worton, keeper of geology at Dudley Museum and Art Gallery. The museum is located in the Black Country, Midlands of the United Kingdom.

 They also have of a series of other fossil videos like this on microfossils:


The Importance Of Microfossils from Black Country Museums on Vimeo. Another on the different types of fossils.

Some different types of fossils from Black Country Museums on Vimeo.
This last one What is a Fossil?:

What is a Fossil? from Black Country Museums on Vimeo.

Bottom Valve Silurian Leptaena

This is one of the best preserved bottom valves I have found of a Leptaena waldronensis brachiopod fossil. The fossil has been air abrasive cleaned. It was found in the Silurian Waldron Shale of Clark County, Indiana.