The Voyage of H. MS. "Challenger " 



AlcyenariaPl XXIII. 



R Armbruster Bern, del- KtK.et imp. 



ANTHOMURICEA , CLEMATESSA . VILLOGORGIA . ECHINOMU RIGEA . PLACOGORGIA. 

 PERISCELES . ECHINOGORGIA . ELASMA . MURICEA . 



