Neolenus. Nels Bogh Upper Cambrian. 3 3/4." Page 81 from a photo album on fossils and geology compiled by Frank A. Beckwit
4 feet 2 inches. Page 99 from a photo album on fossils and geology compiled by Frank A. Beckwit
Asaphiscus. Elrathia. Page 38 from a photo album on fossils and geology compiled by Frank A. Beckwit
Agnostus Ptychoparica kingi meek. Elrathia. Page From a photo album on fossils and geology compiled ...
x 12 1/2. x 2. Page 87 from a photo album on fossils and geology compiled by Frank A. Beckwit
6 1/4 mm. x 50. x 7 1/2. Page 86 from a photo album on fossils and geology compiled by Frank A. Bec...
Stains 1951. Nels Bogh; Neolenus. Page 61 from a photo album on fossils and geology compiled by Fra...
x 35 and x 5. Page 85 from a photo album on fossils and geology compiled by Frank A. Beckwit
Agnostus Richmondeusis x 8. Page 91 from a photo album on fossils and geology compiled by Frank A. B...
x 35. Hyphostorma x11. Page 84 from a photo album on fossils and geology compiled by Frank A. Beckw...
Orria elegaus. Page 80 from a photo album on fossils and geology compiled by Frank A. Beckwit
Nels Bogh 1937. Ollenellus formerly neolenus. (See Resser letter). Shields. Over thorasic segments....
Bathyurellus feitleri (niobe). Page 69 from a photo album on fossils and geology compiled by Frank A...
Small x 11. Page 41 from a photo album on fossils and geology compiled by Frank A. Beckwit
Enlarged. Specimens from here. Elrathia. Small. Page 88 from a photo album on fossils and geology c...
Psuedomorphs E.W.J. Asaphicus unispinus E.W.J. Page 98 from a photo album on fossils and geology co...
4 feet 2 inches. Page 99 from a photo album on fossils and geology compiled by Frank A. Beckwit
Asaphiscus. Elrathia. Page 38 from a photo album on fossils and geology compiled by Frank A. Beckwit
Agnostus Ptychoparica kingi meek. Elrathia. Page From a photo album on fossils and geology compiled ...
x 12 1/2. x 2. Page 87 from a photo album on fossils and geology compiled by Frank A. Beckwit
6 1/4 mm. x 50. x 7 1/2. Page 86 from a photo album on fossils and geology compiled by Frank A. Bec...
Stains 1951. Nels Bogh; Neolenus. Page 61 from a photo album on fossils and geology compiled by Fra...
x 35 and x 5. Page 85 from a photo album on fossils and geology compiled by Frank A. Beckwit
Agnostus Richmondeusis x 8. Page 91 from a photo album on fossils and geology compiled by Frank A. B...
x 35. Hyphostorma x11. Page 84 from a photo album on fossils and geology compiled by Frank A. Beckw...
Orria elegaus. Page 80 from a photo album on fossils and geology compiled by Frank A. Beckwit
Nels Bogh 1937. Ollenellus formerly neolenus. (See Resser letter). Shields. Over thorasic segments....
Bathyurellus feitleri (niobe). Page 69 from a photo album on fossils and geology compiled by Frank A...
Small x 11. Page 41 from a photo album on fossils and geology compiled by Frank A. Beckwit
Enlarged. Specimens from here. Elrathia. Small. Page 88 from a photo album on fossils and geology c...
Psuedomorphs E.W.J. Asaphicus unispinus E.W.J. Page 98 from a photo album on fossils and geology co...
4 feet 2 inches. Page 99 from a photo album on fossils and geology compiled by Frank A. Beckwit
Asaphiscus. Elrathia. Page 38 from a photo album on fossils and geology compiled by Frank A. Beckwit
Agnostus Ptychoparica kingi meek. Elrathia. Page From a photo album on fossils and geology compiled ...