A Full Vector Study of a Terrestrial Geomagnetic Record of the Porcupine Excursion (ca. 2737 ka), Gauss-Matuyama (ca. 2.61 Ma) Polarity Transition and C2r.2r.l Cryptochron (ca. 2.461 Ma) Recovered From a Long Volcanic Sequence at Makapuu Point, Koolau Volcano, Hawaii, USA.