Bombus cerdanyensis
... that the fossil bumblebee Bombus cerdanyensis has notable darkening and texturing of the wing apex?
... that the fossil <a href="./Bumblebee" id="mwCBA" rel="mw:WikiLink" title="Bumblebee">bumblebee</a> <i id="mwCBE"><b id="mwCBI"><a href="./Bombus_cerdanyensis" id="mwCBM" rel="mw:WikiLink" title="Bombus cerdanyensis">Bombus cerdanyensis</a></b></i> has notable darkening and texturing of the wing apex?