Source : Webster's Revised Unabridged Dictionary (1913)

Pneumonophora \Pneu`mo*noph"o*ra\, n. pl. [NL., fr. Gr. ? a lung
   + ? to bear.] (Zo["o]l.)
   The division of Siphonophora which includes the Physalia and
   allied genera; -- called also {Pneumatophor[ae]}.