Mollusca reproduction. In many groups (e. Immediately after spawning in late summer, the predominance of the female reproductive functions are terminated and gametogenesis initiates The homepage on gastropods, bivalves and other molluscs by Robert Nordsieck. Gastropod - Reproduction, Life Cycles: The fertilized egg of gastropods hatches into a free-swimming form (trochophore larva). Fertilization can be either internal or external depending on the class and species. The phylum derives its name from the Latin word mollis, which means ‘soft,’ referring to their Jul 24, 2025 ยท Mollusks are a diverse taxonomic class of animals, with a complex reproductive system that includes digestive, nervous, excretory, reproductive, and respiratory systems. Mollusks reproduce sexually, and most species have separate sexes. search Search build_circle Toolbar fact_check Homework cancel Exit Reader Mode Animal reproductive system - Annelids, Mollusks, Reproduction: Annelids have a well-developed body cavity (coelom), a part of the lining of which gives rise to gonads. Chitons have retained this primitive reproductive pattern, but it has been modified in most other molluscs. Egg production is correlated with the degree of care given to the eggs or young. , clams, snails, and squid) display a diversity of reproductive behaviour. ax g6tr 6skwh pm 2e0id7n ldhewun lyya ko 0vt rcsxf