Image of Toscanisoma multipartitum （圖片來源：Jobst Wendt (2020).，採用  CC BY 4.0  授權 ） Age Triassic（Carnian） 237 Ma Taxonomy Kingdom: Animalia Phylum: Chordata Class: Ascidiacea Order: Cassianomorpha Family: Cassianosomidae Genus: Toscanisoma Species: Toscanisoma multipartitum Morphological description Toscanisoma multipartitum  is a colonial, sessile ascidian composed of seven or more separate tubular individuals that together form a compound solid skeleton. The outer surface of t