Although Rhabdocoela is a highly supported group in molecular studies, there is no clear morphological synapomorphy that … Meer weergeven

Rhabdocoels were traditionally classified in two groups, Dalyellioida and Typhloplanoida, although this system was suspected to be artificial. Later, molecular studies have shown that these groups were not monophyletic. One subgroup of Dalyellioida, Meer weergeven

Most rhabdocoels are freshwater organisms. Some groups, such as typhloplanids, are predators, the main prey being Meer weergeven