TRILOBITES AND ORIGIN OF ARTHROPODS

[1] ANDERSON DT, 1973, EMBRYOLOGY PHYLOGENY, P453

[2] [Anonymous], EVOL BIOL

[3] BARRINGTON EJW, 1967, INVERTEBRATE STRUCTU, P98

[4] Beecher C.E., 1895, AM GEOL, V15, P91

[5] BEECHER CE, 1894, AM GEOL, V13, P38

[6] BEECHER CE, 1896, AM J SCI, V1, P25

[7] Bergstrom J., 1973, Fossils Strata, V2, P1

[8] BERGSTROM J, 1968, Geologiska Foreningens i Stockholm Forhandlingar, V90, P489

[9] REMARKS ON APPENDAGES OF TRILOBITES [J]. LETHAIA, 1969, 2 (04) : 395 - +

[10] BERGSTROM J, 1973, PALAEONTOL Z, V47, P104

[1] ANDERSON DT, 1973, EMBRYOLOGY PHYLOGENY, P453

[2] [Anonymous], EVOL BIOL

[3] BARRINGTON EJW, 1967, INVERTEBRATE STRUCTU, P98

[4] Beecher C.E., 1895, AM GEOL, V15, P91

[5] BEECHER CE, 1894, AM GEOL, V13, P38

[6] BEECHER CE, 1896, AM J SCI, V1, P25

[7] Bergstrom J., 1973, Fossils Strata, V2, P1

[8] BERGSTROM J, 1968, Geologiska Foreningens i Stockholm Forhandlingar, V90, P489

[9] REMARKS ON APPENDAGES OF TRILOBITES [J]. LETHAIA, 1969, 2 (04) : 395 - +

[10] BERGSTROM J, 1973, PALAEONTOL Z, V47, P104