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Mario Benazzi; Giuseppina Benazzi Lentati:

Platyhelmintes

1976. V, 182 pages, 106 figures, 7 tables, 16x25cm, 440 g
Language: English

(Animal Cytogenetics, Volume 1)

ISBN 978-3-443-26006-4, paperback, price: 51.00 €

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Contents

Contents top ↑

Introduction V
1 Gametogenesis and chromosome pattern 1
1.1 Descriptive 1
1.1.1 Turbellaria 3
1.1.2 Trematoda 27
1.1.3 Cestoda 3
1.2 Deviant patterns 41
2 Chromosome cycles and special reproductive mechanisms 53
2.1 Descriptive 53
2.1.1 Amphimixis with polysomy 53
2.1.2 Amphimixis with polyploidy 53
2.1.3 Parthenogenesis with diploidy 55
2.1.4 Parthenogenesis with polyploidy 60
2.1.5 Pseudogamy with polyploidy 61
2.1.6 Chromosome patterns in larval trematodes 64
2.2 The control of chromosome cycles 68
2.2.1 Polyploid cycles 68
2.2.1.1 Genetic control of zygotic dimensions 71
2.2.2 Asynaptic cycles 73
2.2.2.1 Ameiosis and the control of maturation division 73
2.2.2.2 Anomalous chromosome configurations 75
2.2.3 Amphimictic and pseudogamous cycles 75
2.2.3.1 Sperm-egg interaction and the control of development 78
2.2.4 The origin and differentiation of germ cells 79
3 Genetic control of fissioning in planarians 80
4 Gonochorism in Platyhelminthes 82
4.1 Sex determination in the Schistosomatidae 83
4.2 Sexuality in Wedlia 85
4.3 Dioecism in the Cestoda 85
5 Cytotaxonomy and chromosome evolution 87
5.1 The Turbellaria (excluding Triclads) 87
5.2 Tricladida 97
5.3 Monogenea 125
5.4 Digenea 128
5.5 Cestoda 147
6 Concluding remarks 155
References 156
Species Index 179