u/vaeatwork

1. thinking shark cartilage 2) also thinking shark cartilage, but attached to the vertebrae 3/4) no idea, some sort of scute which reminds me of reptile skin?

Had the chance to move our collection into a new home over the weekend and wanted to share! This is almost all self-collected with a few items traded with other collectors around the world. Mainly US east coast finds with a few things from across the pond. One day i'll find an intact meg from the Calvert Cliffs!!

1. Pathological S. Texanus? 2) Squalicorax sp. Symphyseal teeth? 3) No idea 4) No idea

Found inside of a Chesapecten nefrens from the calvert cliffs. Could it be a pearl?

1. Otodus Obliquus?

2. These are a species I have not seen before with multiple cusps and a deep nutrient groove...

3. Worn, but assuming a croc scute based on the shape and bone pattern

Chester county, pennsylvania, usa