TY  - RPRT
TI  - New Analyses of Echinoderms.
AU  - F W Clarke
AU  - R M Kamm
PY  - 1917
DO  - 10.1073/pnas.3.6.401
UR  - https://pubmed.ncbi.nlm.nih.gov/16576226/
ID  - 16576226
ER  -