All that area in the Provincial Districts of Auckland, Taranaki, and Wellington, bounded towards the north-east generally by Pirongia Parish from Tahuanui to the confluence of the Waipa and the Puniu Rivers, and by the latter river and the Owairaka Stream to its source; thence by a right line to the confluence of the Mangare Stream with the Waikato River; thence by the last-mentioned river to the eastern boundary of the Tirohanga Block; thence towards the east, south, and south-east generally by the said eastern boundary and the northern and western boundaries of the Tihoi Block, the eastern and southern boundaries of Blocks Waihaha Nos. 2 and 1, and by part of the Hauhungaroa Block to Oruaiwi; thence by a right line to Komokoriki Trig, Station; and thence by a line due south to the Wanganui River; thence again towards the north-east generally by the said Wanganui River, the Mangatepopo River, and the Huimako River to a point due west of the source of the Wairehu River; thence by a right line to the said source of that river; thence by the Wairehu River aforesaid to Roto Aira; thence by Roto Aira and the Poutu River to the Waikato River; thence by the said Waikato River and the Waipahihi Stream to the source of the latter; thence by a right line to a tributary of the Moawhango River; and thence by that river to the southern boundary of the Oruamatua Block; thence by that boundary to the Rangitikei River; thence by that river to the southern boundary of the Mangaohane Block, and thence by that boundary to the summit of the Ruahine Range; thence by the summit of the Ruahine Range aforesaid and the south-eastern boundary of the Awarua Block to its south-eastern corner; thence towards the south-west generally by the southern boundary of the last-named block to the Rangitikei River; thence by that river to the southern boundary-line of the Otairi No. 5 Block; thence by the southern boundary-line of that block and the Otairi No. 2a Block to the Mangapapa Stream; thence by the said Mangapapa Stream and the Turakina River to the southern boundary of the Maungakaretu Block; thence by southern and south-western boundary-lines of the said Maungakaretu Block to the Wangaehu River; thence by the last-mentioned river and the Heao and the Paratieke Blocks to the Mangawhero River; thence by that river to the Mungakowai Stream, and by that stream to the north-western corner of the Ohineiti Block; thence by the production of the northern boundary-line of the last-mentioned block to the Karewarewa Block; thence by that block and the Parihou hou, Aratowaka, and Pukenui Blocks to the Wanganui River; thence by the said Wanganui River to the Wangamomona River; thence by the latter river and the Mangare Stream to its source; thence by a line due west to the Taranaki confiscation boundary-line; thence by that boundary-line to the ocean; thence towards the west by the ocean; thence towards the north and again towards the west by the Mohakatino River and Mokau-Mohakatino Block to the Mokau River; thence by that river to the confluence of the said river with the Maugaotaki River; thence by a right line to Hauturu Trig. Station; thence by a right line to Mount Pirongia; and thence by a right line to Tahuanui aforesaid.