Despite the resemblances of echiuroids to annelids and to sipunculids, the embryological studies of Newby (1940) on Urechis, together with other evidence, seem to indicate that echiuroids are closer to annelids than they are to molluscs.

Tell me, ye stars ! ye planets ! tell me, all Ye starr'd and planeted inhabitants !

Freedom from the cares of money and the cark of fashion.

Interfemale dominance may be facilitated by female sex hormones as well as adrenal testosterone...