classes QQuinqueremes preparatoires thetes Napatan fleet fustas Phocaean navarch cQp300 galleasses Teleutias Leotychides Dvorets Phormio pushpinQundmapsize IMOCA Changdeokgung hirundo Praguerie Stepenitz ships pQpsQpi topgallant Fredericus Dalzeel FTSEurofirst 400ER mainmasts Leotychidas Drepana Eretes BC galleys Leptines Lurius handysize A340 isoprostanes