Coprolite.

Pretty self-explanatory.

Fossils - Phylum Hemichordata, Class Graptolite

Sample 30:

Sample 31:

Fossils - Phylum Echinodermata, Class Echinoidea

Sample 28:

Sample 29:

Fossils - Phylum Echinodermata, Class Blastoidea

Sample 27:

Fossils - Phylum Echinodermata, Class Crinoidea

Sample 26:

Fossils - Phylum Arthropoda, Class Trilobita

Sample 22:

Sample 23:

Sample 24:

Fossils - Phylum Mollusca, Class Cephalopoda

Sample 19:

Order - Nautiloidea (smooth sutures)

Sample 20:

Order - Ammonoidea (complex sutures)

Sample 21:

Order - Belemnoidea (bullet shaped)

Fossils - Phylum Mollusca, Class Gastropoda (Snails)

Sample 16:

Sample 17:

Sample 18:

Fossils - Phylum Mollusca, Class Bivalvia (Clams)

Sample 14:

Sample 15:

Fossils - Phylum Brachiopoda

Sample 8:

Sample 9:

Sample 10:

Sample 11:

Sample 12:

Sample 13:

Fossils - Phylum Ectoprocta / Bryozoa

Sample 6:

Sample 7:

Fossils - Phylum Cnidaria, Class Anthozoa

Sample 3:

Order - Rugosa (Horn Coral)

Sample 4:

Order - Tabulata (Colonial Coral)

Sample 5:

Order - Scleractina (Modern Coral)

Fossils - Phylum Porifera (Sponges)

Sample 1:

Sample 2: