A Monograph on the Sub-class Cirripedia (Volume 2 of 2)Note 133 — 14. PACHYLASMA—Nov. Genus.[133] Pl. 19, 20.Reading editionΠαχυς [Greek: Pachus] thick, and ελασμα [Greek: elasma], a valve.◇Copy noteReturn to 14. PACHYLASMA—Nov. Genus.[133] Pl. 19, 20.