Callichirus major
... that vestigial organs in the Brazilian Callichirus major population suggest Callichirus may be the only crustacean genus with basal, yet not universal, hermaphroditism?
... that <a href="./Vestigiality" id="mwApI" rel="mw:WikiLink" title="Vestigiality">vestigial</a> organs in the Brazilian <i id="mwApM"><b id="mwApQ"><a href="./Callichirus_major" id="mwApU" rel="mw:WikiLink" title="Callichirus major">Callichirus major</a></b></i> population <i id="mwApY">(example species pictured)</i> suggest <i id="mwApc"><a href="./Callichirus" id="mwApg" rel="mw:WikiLink" title="Callichirus">Callichirus</a></i> may be the only <a href="./Crustacean" id="mwApk" rel="mw:WikiLink" title="Crustacean">crustacean</a> genus with basal, yet not universal, <a href="./Hermaphrodite" id="mwApo" rel="mw:WikiLink" title="Hermaphrodite">hermaphroditism</a>?