Fig. 1From: Regulation and evolution of muscle development in tunicatesTunicates. a A cluster of adult ascidians (benthic tunicates): Clavelina robusta (black and white) and Pycnoclavella flava (orange). Image by Nick Hobgood (https://commons.wikimedia.org/w/index.php?curid=5616579). b Tadpole larva of Molgula occidentalis, stained with Phalloidin-Alexa Fluor 546. Anterior to the left. Ot, otolith; CNS, central nervous system; Not, notochord; Mu, tail musclesBack to article page