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Volume 1 / 1924 - Volume 131 / 2012
135-141
Original Paper
Macrostructure and evolution of the digestive system in Echinoida (Echinodermata)
Lucia S. Campos and Rafael B. Moura
143-159
Muscular systems in gymnolaemate bryozoan larvae (Bryozoa: Gymnolaemata)
Alexander Gruhl
161-173
Ultrastructure and potential taxonomic importance of euspermatozoa and paraspermatozoa in the volutid gastropods Zidona dufresnei and Provocator mirabilis (Caenogastropoda, Mollusca)
Juliana Giménez, John M. Healy, Gladys N. Hermida, Fabiana Lo Nostro and Pablo E. Penchaszadeh
175-187
Larval development in Guancha arnesenae (Porifera, Calcispongiae, Calcinea)
Alexander V. Ereskovsky and Philippe Willenz
189-202
The evolution of sperm ultrastructure among Boidae (Serpentes)
L. Tavares-Bastos, G. R. Colli and S. N. Báo
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