Robin hood's bay, yorkshire

Robin Hood's Bay, Yorkshire

Robin Hood's Bay, Yorkshire shown on the globe

: 195-180
: ()
: Cleveland Basin (Whitby Mudstone Formation and Staithes Sandstone Formation)
: Shallow epicontinental sea with alternating offshore mud deposition and nearshore sandy environments
: Ammonites, belemnites, bivalves, marine reptiles, crustaceans, trace fossils, driftwood, and occasional plant debris
: A dynamic shallow sea influenced by fluctuating sea levels, with quiet muddy seabeds interrupted by storm-driven sand influxes, oxygen-poor intervals in deeper settings, and periodic input of terrestrial material from nearby landmasses

Artistic depiction of Ammonoidea

🦴 1

Ammonite - Measurement ~5 cm.

Ammonite - Radial ribs and spiral.

Ammonite - Radial ribs and spiral.

+3

Artistic depiction of Belemnitida

🦴 5

Belemnite in matrix - Belemnite length ~1.5 cm.

Belemnite in matrix

Belemnite in matrix - Cross-section

+1

Belemnite in three pieces. Total length ~8 cm.

Detail of the break, showing the internal structure.

Belemnite in three pieces

+1

Belemnite - Length ~3 cm.

+1

Apex of a belemnite - Measurement ~2 cm.

Apex of a belemnite

Apex of a belemnite - Cross-section with radial fibrous structure

+1

Apex of a belemnite - Length ~4 cm.

Apex of a belemnite - Vertical view

Apex of a belemnite - Cross-section with radial fibrous structure. The apical cavity is also visible

+3

Apex of a belemnite - Length ~4 cm.

Apex of a belemnite - Vertical view

Apex of a belemnite - Cross-section with radial fibrous structure. The apical cavity is also visible

Apex of a belemnite - Cross-section with radial fibrous structure. The apical cavity is also visible

Apex of a belemnite

Apex of a belemnite - Cross-section with radial fibrous structure. The apical cavity is also visible

Artistic depiction of Bivalvia

🦴 7

Slab with multiple pen shells; overall view. Largest specimen ~20 cm.

Detail of the two largest shells showing the longitudinal ribbing.

Detail of a pen shell.

+7

Slab with multiple pen shells; overall view. Largest specimen ~20 cm.

Detail of the two largest shells showing the longitudinal ribbing.

Detail of a pen shell.

Pen shell with distinct longitudinal ribbing.

Detail of a pen shell.

Detail of a pen shell. Measurement ~4.5 cm.

Pen shell. Measurement 9–10 cm.

A small bivalve (~1 cm) and an unknown (~0.5 cm).

Detail of bivalve.

Unknown - detail

Rock with small bivalve shells.

Close-up of two bivalves. Measurement ~1 cm.

Close-up of two bivalves.

+3

Rock with small bivalve shells.

Close-up of two bivalves. Measurement ~1 cm.

Close-up of two bivalves.

Two slabs (positive and counterpart) with small bivalve shells.

Two slabs (positive and counterpart) with two bivalve shells.

Detail with small shells.

Small bivalve shell - Measurement ~1.5 cm.

Small bivalve shell - Measurement ~1 cm.

Small bivalve shell - Detail

+3

Small bivalve shell - Measurement ~1.5 cm.

Small bivalve shell - Measurement ~1 cm.

Small bivalve shell - Detail

Small bivalve shell - Detail

Small bivalve shell - Detail

Small bivalve shell - Detail

Rock with bivalve shells - Measurement ~2 cm & ~0.4 cm

Bivalve

Two bivalves

+1

Bivalve - Measurement ~1.5cm

Bivalve

Bivalve

+1

Bivalve - Measurement ~1 cm

Bivalve - Possibly both valves

Bivalve - Possibly both valves

+1

Bivalve - Measurement ~1.5 cm

Bivalve

Bivalve

+1

Artistic depiction of Dinosauria

🦴 1

Possible dinosaur footprint cast. ~9 cm.

Possible dinosaur footprint cast.

Possible dinosaur footprint cast.

+4

Possible dinosaur footprint cast. ~9 cm.

Possible dinosaur footprint cast.

Possible dinosaur footprint cast.

Possible dinosaur footprint cast.

Possible dinosaur footprint cast.

Possible dinosaur footprint cast.

Possible dinosaur footprint cast.

Artistic depiction of Gastropoda

🦴 1

Tiny gastropod - Measurement ~0.4 cm

Tiny gastropod

Tiny gastropod - Detail

+2

Artistic depiction of Mytilidae

🦴 1

Two slabs (positive and counterpart) with mussels. Measurement ~6 cm.

Close-up of both slabs showing the concentric growth lines.

Detail showing the concentric growth lines.

+3

Two slabs (positive and counterpart) with mussels. Measurement ~6 cm.

Close-up of both slabs showing the concentric growth lines.

Detail showing the concentric growth lines.

The same fossil before being split in two.

Detail of the mussel.

Detail of the mussel.

Artistic depiction of Pinnidae

🦴 3

Slab with multiple pen shells; overall view. Largest specimen ~20 cm.

Detail of the two largest shells showing the longitudinal ribbing.

Detail of a pen shell.

+7

Slab with multiple pen shells; overall view. Largest specimen ~20 cm.

Detail of the two largest shells showing the longitudinal ribbing.

Detail of a pen shell.

Pen shell with distinct longitudinal ribbing.

Detail of a pen shell.

Detail of a pen shell. Measurement ~4.5 cm.

Pen shell. Measurement 9–10 cm.

A small bivalve (~1 cm) and an unknown (~0.5 cm).

Detail of bivalve.

Unknown - detail

Fragment of a pen shell (lower part). Length 11–12 cm.

The pen shell fragment and an adjacent rock piece.

Another angle, showing the characteristic longitudinal ribbing of the pen shell.

+2

Pen shell fragment in matrix. Measurement ~10 cm.

Pen shell fragment in matrix.

Pen shell fragment in matrix.

Artistic depiction of Plantae

🦴 2

Fossilized wood. Length ~15 cm.

Fossilized wood - Detail

Fossilized wood - Detail

+3

Fossilized wood. Length ~15 cm.

Fossilized wood - Detail

Fossilized wood - Detail

Fossilized wood - Detail

Fossilized wood - Detail

Fossilized wood - Side view

Fossilized wood. Length ~3 cm.

Fossilized wood

Fossilized wood

+1

Artistic depiction of Unclassified

🦴 4

Slab with multiple pen shells; overall view. Largest specimen ~20 cm.

Detail of the two largest shells showing the longitudinal ribbing.

Detail of a pen shell.

+7

Slab with multiple pen shells; overall view. Largest specimen ~20 cm.

Detail of the two largest shells showing the longitudinal ribbing.

Detail of a pen shell.

Pen shell with distinct longitudinal ribbing.

Detail of a pen shell.

Detail of a pen shell. Measurement ~4.5 cm.

Pen shell. Measurement 9–10 cm.

A small bivalve (~1 cm) and an unknown (~0.5 cm).

Detail of bivalve.

Unknown - detail

Unknown. Measurement ~4 cm.

Unknown

Unknown

+1

Unknown. Measurement ~14 cm.

Unknown, top view.

Unknown, detail of the central structure.

+3

Unknown. Measurement ~14 cm.

Unknown, top view.

Unknown, detail of the central structure.

Unknown, detail.

Unknown, another view.

Unknown, detail.

Unknown - Measurement ~2 cm.

Unknown

Unknown