One preserved mussel specimen including the right valve only. The specimen exhibits an elliptical shape; thin shell; bluish-white internal coloring; brown external coloring; no external sculpturing. Collected in the Trinity basin. The specimen measures between 100 - 120 mm in length and was assessed to be relatively-recently dead when collected.

One preserved mussel specimen. The specimen exhibits an elliptical shape; thin shell; bluish-white internal coloring; brown external coloring; no external sculpturing. Collected in the Trinity basin. The specimen was assessed to be live when collected.

One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; thin shell; double looped beak sculpturing; bluish-white internal coloring; reddish-brown external coloring; no external sculpturing. Collected in the Trinity basin. The specimen measures between 100 - 120 mm in length and was assessed to be recently dead when collected.

One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; thin shell; double looped beak sculpturing; white internal coloring; reddish-brown external coloring; no external sculpturing. Collected in the Trinity basin. The specimen measures over 120 mm in length and was assessed to be relatively-recently dead when collected.

One preserved mussel specimen including the right valve only. The specimen exhibits an elliptical shape; thin shell; double looped beak sculpturing; white internal coloring; brown external coloring; no external sculpturing. Collected in the Trinity basin. The specimen measures over 120 mm in length and was assessed to be long dead when collected.

One preserved mussel specimen including the left valve only. The specimen exhibits an elliptical shape; thin shell; double looped beak sculpturing; white internal coloring; brown external coloring; no external sculpturing. Collected in the Trinity basin. The specimen measures over 120 mm in length and was assessed to be long dead when collected.

One preserved mussel specimen including both the left and right valves. The specimen exhibits a round shape; moderately thick shell; white internal coloring; tan external coloring; external sculpturing in the form of pustules. Collected in the Trinity basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.

One preserved mussel specimen including both the left and right valves. The specimen exhibits a round shape; moderately thick shell; white internal coloring; tan external coloring; external sculpturing in the form of pustules. Collected in the Trinity basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.

One preserved mussel specimen including the left valve only. The specimen exhibits a round shape; white internal coloring; tan external coloring; no external sculpturing. Collected in the Trinity basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.

Photograph of a house in Decatur, TX. A pale grassy hill rises from the bottom edge of the photo, a leafless tree sitting to the left at it top. Leafless bushes sit farther into the photo at the hill's top, partially obscuring leafy bushes and trees from view. A tall tree with green foliage rises along the right edge of the image, rising from the top of the hill into the sky. Beyond the green plants on the hill sits the house, one corner pointed towards the camera. The building is made of off-white bricks with faded red sloping roofing. The bottom half of the corner facing the camera is made up by arches supported by thin rectangular columns, all holding up a balcony with iron-wrought railing. Above the balcony, the walls of the building zigzag as the different sections of the house meet while a single row of tall windows spans their width. The red sloping roofing tops the edges of these sections, with iron-wrought railing at their tops. A tower sits near the right edge of the house and has A-frame shaped roofs on each of its four sides, its top disappearing off-camera. A chimney rises a shorter …