397 Matching Results

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Truncilla macrodon, Specimen #1439

One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; white internal coloring; tan external coloring; no external sculpturing. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: August 9, 1891
Creator: Walker, J. B.
Object Type: Specimen
System: The UNT Digital Library
Ultrastructure of Azotobacter vinelandii (open access)

Ultrastructure of Azotobacter vinelandii

Article discussing research on vegetative cells and cysts for Azotobacter vinelandii 12837 prepared for electron microscopy by several methods assumed to preserve structural details destroyed by techniques previously reported in literature.
Date: August 8, 1970
Creator: Vela, G. Roland, 1927-; Cagle, Gerald D. & Holmgren, P. R.
Object Type: Article
System: The UNT Digital Library

Leptodea fragilis, Specimen #486

One preserved mussel specimen including both the left and right valves. The specimen exhibits an oval 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.
Date: August 12, 1972
Creator: Britton, Joseph
Object Type: Specimen
System: The UNT Digital Library

Leptodea fragilis, Specimen #662

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.
Date: August 12, 1972
Creator: Britton, Joseph
Object Type: Specimen
System: The UNT Digital Library

Potamilus amphichaenus, Specimen #615

One preserved mussel specimen including the right valve only. The specimen exhibits an elliptical shape; thin shell; 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.
Date: August 12, 1972
Creator: Britton, Joseph
Object Type: Specimen
System: The UNT Digital Library

Potamilus amphichaenus, Specimen #661

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.
Date: August 12, 1972
Creator: Britton, Joseph
Object Type: Specimen
System: The UNT Digital Library

Potamilus purpuratus, Specimen #616

One preserved mussel specimen including the left valve only. The specimen exhibits an elliptical shape; thick shell; pink internal coloring; dark 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.
Date: August 12, 1972
Creator: Britton, Joseph
Object Type: Specimen
System: The UNT Digital Library

Potamilus purpuratus, Specimen #617

One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; thick shell; pink internal coloring; dark 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.
Date: August 12, 1972
Creator: Britton, Joseph
Object Type: Specimen
System: The UNT Digital Library

Potamilus purpuratus, Specimen #618

One preserved mussel specimen including the left valve only. The specimen exhibits a rhomboidal shape; thick shell; pink internal coloring; brown external coloring; no external sculpturing. Collected in the Trinity basin. The specimen measures between 60 - 100 mm in length and was assessed to be recently dead when collected.
Date: August 12, 1972
Creator: Britton, Joseph
Object Type: Specimen
System: The UNT Digital Library

Potamilus purpuratus, Specimen #619

One preserved mussel specimen including the left valve only. The specimen exhibits an elliptical shape; thick shell; pink internal coloring; dark 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.
Date: August 12, 1972
Creator: Britton, Joseph
Object Type: Specimen
System: The UNT Digital Library

Potamilus purpuratus, Specimen #620

One preserved mussel specimen including the right valve only. The specimen exhibits a rhomboidal shape; thick shell; purple internal coloring; dark 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.
Date: August 12, 1972
Creator: Britton, Joseph
Object Type: Specimen
System: The UNT Digital Library

Potamilus purpuratus, Specimen #621

One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; thick shell; pink internal coloring; dark brown external coloring; no external sculpturing. Collected in the Trinity basin. The specimen measures over 120 mm in length and was assessed to be recently dead when collected.
Date: August 12, 1972
Creator: Britton, Joseph
Object Type: Specimen
System: The UNT Digital Library

Potamilus purpuratus, Specimen #622

One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; thick shell; pink internal coloring; dark 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.
Date: August 12, 1972
Creator: Britton, Joseph
Object Type: Specimen
System: The UNT Digital Library

Potamilus purpuratus, Specimen #623

One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; thick shell; purple internal coloring; dark 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.
Date: August 12, 1972
Creator: Britton, Joseph
Object Type: Specimen
System: The UNT Digital Library

Potamilus purpuratus, Specimen #624

One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; thick shell; pink internal coloring; dark brown external coloring; no external sculpturing. Collected in the Trinity basin. The specimen measures over 120 mm in length and was assessed to be recently dead when collected.
Date: August 12, 1972
Creator: Britton, Joseph
Object Type: Specimen
System: The UNT Digital Library

Potamilus purpuratus, Specimen #625

One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; thick shell; white internal coloring; dark 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.
Date: August 12, 1972
Creator: Britton, Joseph
Object Type: Specimen
System: The UNT Digital Library

Potamilus purpuratus, Specimen #626

One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; thick shell; white internal coloring; dark 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.
Date: August 12, 1972
Creator: Britton, Joseph
Object Type: Specimen
System: The UNT Digital Library

Potamilus purpuratus, Specimen #627

One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; thick shell; white internal coloring; dark brown 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.
Date: August 12, 1972
Creator: Britton, Joseph
Object Type: Specimen
System: The UNT Digital Library

Potamilus purpuratus, Specimen #656

One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; thick shell; purple 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 recently dead when collected.
Date: August 12, 1972
Creator: Britton, Joseph
Object Type: Specimen
System: The UNT Digital Library

Potamilus purpuratus, Specimen #657

One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; thick shell; pink internal coloring; dark 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.
Date: August 12, 1972
Creator: Britton, Joseph
Object Type: Specimen
System: The UNT Digital Library

Potamilus purpuratus, Specimen #658

One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; thick shell; bluish-white internal coloring; dark 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.
Date: August 12, 1972
Creator: Britton, Joseph
Object Type: Specimen
System: The UNT Digital Library

Potamilus purpuratus, Specimen #659

One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; thick shell; purple internal coloring; dark 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 long dead when collected.
Date: August 12, 1972
Creator: Britton, Joseph
Object Type: Specimen
System: The UNT Digital Library

Potamilus purpuratus, Specimen #660

One preserved mussel specimen including both the left and right valves. The specimen exhibits an oval shape; thick shell; purple 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 recently dead when collected.
Date: August 12, 1972
Creator: Britton, Joseph
Object Type: Specimen
System: The UNT Digital Library

Pyganodon grandis, Specimen #731

One preserved mussel specimen including the left valve only. The specimen exhibits a round shape; thin shell; double looped beak sculpturing; bluish-white internal coloring; dark 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.
Date: August 12, 1972
Creator: Britton, Joseph
Object Type: Specimen
System: The UNT Digital Library