the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Echinodermata > [noun] > member of > parts of > interbrachial part (1)
interbrachial1877
Situated between the ‘arms’ or rays of an echinoderm: = interambulacraladj., interradial, adj. Also as n. An interbrachial part or member.