ENGLISH SILURIAN FOSSIL PLACOCYSTITES-FORBESIANUS AND ANCESTRY OF VERTEBRATES

[1] BRITAINS OLDEST AGNATHANS [J]. GEOLOGICAL MAGAZINE, 1975, 112 (04) : 419 - &

[2] BALABAI P P, 1951, Dokl Akad Nauk SSSR, V77, P341

[3] BALABAI PP, 1956, MORPHOLOGY PHYLOGENE

[4] BALFOUR FM, 1878, MONOGRAPH DEVELOPMEN

[5] Balinsky B., 1960, INTRO EMBRYOLOGY

[6] Barrington EJW, 1938, PHILOS T ROY SOC B, V228, P269

[7] Barrington EJW, 1972, BIOLOGY LAMPREYS, V2, P105

[8] Bather F.A., 1900, TREATISE ZOOLOGY 3, P1

[9] Bather F.A., 1913, EARTH ENV SCI T R SO, P359, DOI DOI 10.1017/S0080456800003999

[10] Studies in tunicate development - Part V - The evolution and classification of Ascidians [J]. PHILOSOPHICAL TRANSACTIONS OF THE ROYAL SOCIETY OF LONDON SERIES B-BIOLOGICAL SCIENCES, 1936, 226 : 43 - 70

[1] BRITAINS OLDEST AGNATHANS [J]. GEOLOGICAL MAGAZINE, 1975, 112 (04) : 419 - &

[2] BALABAI P P, 1951, Dokl Akad Nauk SSSR, V77, P341

[3] BALABAI PP, 1956, MORPHOLOGY PHYLOGENE

[4] BALFOUR FM, 1878, MONOGRAPH DEVELOPMEN

[5] Balinsky B., 1960, INTRO EMBRYOLOGY

[6] Barrington EJW, 1938, PHILOS T ROY SOC B, V228, P269

[7] Barrington EJW, 1972, BIOLOGY LAMPREYS, V2, P105

[8] Bather F.A., 1900, TREATISE ZOOLOGY 3, P1

[9] Bather F.A., 1913, EARTH ENV SCI T R SO, P359, DOI DOI 10.1017/S0080456800003999

[10] Studies in tunicate development - Part V - The evolution and classification of Ascidians [J]. PHILOSOPHICAL TRANSACTIONS OF THE ROYAL SOCIETY OF LONDON SERIES B-BIOLOGICAL SCIENCES, 1936, 226 : 43 - 70