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Warning: session_start(): Failed to read session data: files (path: e:\temp) in C:\Apache24\htdocs\includes\lang_session.php on line 4 Reproduction Summary - Hyalonema flagelliferum
Members of the class Hexactinellida are hermaphroditic. Life cycle: The zygote develops into trichimella larva (free-swimming) before settling down on a substrate where it grows into a young sponge.