The Voyage of H M.S. "Challenger " 



AlcyenariaPl XXIII. 



R Armbruster Berri.del. Kth et imp. 



ANTHOMURICEA . CLEMATESSA . VILLOGORGIA ECHINOMU RIGEA . PLACOGORGIA . 

 PERISCELES. ECHINOGORGIA E LASM A . M U R I CEA . 



