part of develops from ends during starts during somite sclerotome tissue syndetome Subdomain that occupies the dorso-lateral portion of a somite and comprises tendon progenitor cells. It is located between the neighboring sclerotome and myotome, at the future site of connection between bone and muscle, and gives rise to the axial tendons of the body. XAO:0005325 xenopus_anatomy NF stage 17 NF stage 47