EditorialParadoxides gibbosus, Print, Paradoxides is a genus of large to very large trilobites found throughout the world during the Mid Cambrian period. One record-breaking specimen of Paradoxides davidis is 37 cm (15 in). It has a semicircular head, free chee...
EditorialParadoxides scaraboides, Print, Paradoxides is a genus of large to very large trilobites found throughout the world during the Mid Cambrian period. One record-breaking specimen of Paradoxides davidis is 37 cm (15 in). It has a semicircular head, free c...
EditorialParadoxides spinulosus, Print, Paradoxides is a genus of large to very large trilobites found throughout the world during the Mid Cambrian period. One record-breaking specimen of Paradoxides davidis is 37 cm (15 in). It has a semicircular head, free ch...
EditorialParadoxides spinulosus, Print, Paradoxides is a genus of large to very large trilobites found throughout the world during the Mid Cambrian period. One record-breaking specimen of Paradoxides davidis is 37 cm (15 in). It has a semicircular head, free ch...
EditorialTrigonia scabra, Print, Diagram of Trigonia costata James Parkinson, showing main morphological features of the shell exterior;a) Anterior; p) Posterior; d) Dorsal; v) Ventral; F) Flank; A) Area; c) Costae; mc) Marginal CarinaTrigonia costata ranges fr...
EditorialTrigonia nodulosa, Print, Diagram of Trigonia costata James Parkinson, showing main morphological features of the shell exterior;a) Anterior; p) Posterior; d) Dorsal; v) Ventral; F) Flank; A) Area; c) Costae; mc) Marginal CarinaTrigonia costata ranges ...
EditorialParadoxides gibbosus, Print, Paradoxides is a genus of large to very large trilobites found throughout the world during the Mid Cambrian period. One record-breaking specimen of Paradoxides davidis is 37 cm (15 in). It has a semicircular head, free chee...
EditorialTrigonia costata, Print, Diagram of Trigonia costata James Parkinson, showing main morphological features of the shell exterior;a) Anterior; p) Posterior; d) Dorsal; v) Ventral; F) Flank; A) Area; c) Costae; mc) Marginal CarinaTrigonia costata ranges f...
EditorialTrigonia navis, Print, Diagram of Trigonia costata James Parkinson, showing main morphological features of the shell exterior;a) Anterior; p) Posterior; d) Dorsal; v) Ventral; F) Flank; A) Area; c) Costae; mc) Marginal CarinaTrigonia costata ranges fro...
EditorialParadoxides scaraboides, Print, Paradoxides is a genus of large to very large trilobites found throughout the world during the Mid Cambrian period. One record-breaking specimen of Paradoxides davidis is 37 cm (15 in). It has a semicircular head, free c...
EditorialTrigonia costata, Print, Diagram of Trigonia costata James Parkinson, showing main morphological features of the shell exterior;a) Anterior; p) Posterior; d) Dorsal; v) Ventral; F) Flank; A) Area; c) Costae; mc) Marginal CarinaTrigonia costata ranges f...
EditorialTrigonia navis, Print, Diagram of Trigonia costata James Parkinson, showing main morphological features of the shell exterior;a) Anterior; p) Posterior; d) Dorsal; v) Ventral; F) Flank; A) Area; c) Costae; mc) Marginal CarinaTrigonia costata ranges fro...
EditorialTrigonia pectinata, Print, Diagram of Trigonia costata James Parkinson, showing main morphological features of the shell exterior;a) Anterior; p) Posterior; d) Dorsal; v) Ventral; F) Flank; A) Area; c) Costae; mc) Marginal CarinaTrigonia costata ranges...
EditorialParadoxides spinulosus, Print, Paradoxides is a genus of large to very large trilobites found throughout the world during the Mid Cambrian period. One record-breaking specimen of Paradoxides davidis is 37 cm (15 in). It has a semicircular head, free ch...
EditorialTrigonia pectinata, Print, Diagram of Trigonia costata James Parkinson, showing main morphological features of the shell exterior;a) Anterior; p) Posterior; d) Dorsal; v) Ventral; F) Flank; A) Area; c) Costae; mc) Marginal CarinaTrigonia costata ranges...
EditorialTrigonia aspera, Print, Diagram of Trigonia costata James Parkinson, showing main morphological features of the shell exterior;a) Anterior; p) Posterior; d) Dorsal; v) Ventral; F) Flank; A) Area; c) Costae; mc) Marginal CarinaTrigonia costata ranges fr...
EditorialTrigonia, Print, Trigonia is an extinct genus of saltwater clams, fossil marine bivalve mollusk in the family Trigoniidae. The fossil range of the genus spans the Paleozoic, Mesozoic and Paleocene of the Cenozoic, from 298 to 56 Ma.
EditorialTrigonia, Print, Trigonia is an extinct genus of saltwater clams, fossil marine bivalve mollusk in the family Trigoniidae. The fossil range of the genus spans the Paleozoic, Mesozoic and Paleocene of the Cenozoic, from 298 to 56 Ma.
EditorialParadoxides spinulosus, Print, Paradoxides is a genus of large to very large trilobites found throughout the world during the Mid Cambrian period. One record-breaking specimen of Paradoxides davidis is 37 cm (15 in). It has a semicircular head, free ch...