TY  - CHAP
A1  - Ehlers, U.
JO  - in: S. Conway Morris, J.D. George, R. Gibson and H.M. Platt eds., The origins and relationships of lower invertebrates. The Systematics Association Special
N1  - Kristian Fauchald's Polychaeta DB
C1  - Volume 28: Oxford, Clarendon Press, p. 143-158
TI  - Phylogenetic relationships within the Platyhelminthes
UR  - https://www.marinespecies.org/perms/aphia.php?p=sourcedetails&id=66738
PY  - 1985
Y2  - 2026-05-21
ER  -