*Raina Marw., *Eumarcia Ired., *Atamarcia Marw., *Taniella F. and M., Ellicea Fin., Pachymelon of bulbus Marw. line, Awateria Sut., Comitas Fin. *Pedalion zelandicum (Sut.), *Lutraria solida Hutt., Marama murdochi Marw. (F) Haeuslerella Parr (as parri), Pseudogaudryina Cush. (as kingi Parr). Siphotextularia wairoana, Plectofrondicularia of whaingaroica (Stache) line, Bolivina affiliata, Bolivinita pohana, Uvigerina of canariensis line, Cassidulina pacifica Cush., Anomalina parvumbilia. Castlecliffian. Type Locality:—Landguard Bluff to Butler's (Ototoka) Creek, west of Wanganui (Allan, 1933, p. 101). Sediments:—Argillaceous sandstones, shell beds, pumiceous sands, 1200 ± ft. thick, disconformable on Nukumaru beds at east end of Nukumaru beach, containing one strong and other less marked intra-formational disconformities. Overlain unconformably by the Pleistocene Hawera Series. Fauna:—Molluscs very rich; brachiopods (Recent species) common in some beds; forams abundant. Correlatives:—(By molluscs entirely.) Bay of Plenty (Cape Runaway; only highest Castlecliffian—Powell, 1934, p. 261); possibly Hawke's Bay (Cape Kidnappers). Restricted forms:— (M) *Eunaticina Guild. (as cincta Hutt.), *Capulus Mont. (as uncinatus Hutt.). *Cosa wanganuica Fin., *Notovola tainui Fin. and *marwicki Fin., *Amphidesma pliocenica Oliver, *Tawera wanganuiensis Marw., *Zelippistes perornatus (M. and M.), *Glaphyrina progenitor Fin., *Evarnula striata (Hutt.), *Pterochelus zealandicus (Hutt.), *Iredalula striata (Hutt.). (B) *Neothyris ovalis (Hutt.). (F) *Siphotextularia wanganuia. First appearance of:— (M) *Notovola Fin., *Liratilia Fin., *Iredalula Fin.; many Recent species. (F) *Triloculina oblonga d'Orb., *Miliolinella oblonga (Mont.) and circularis (Bornem.). Last appearance of:— (M) *Barytellina Marw., *Leucotina A. Ad. (large species). *Mantellum marwicki Powell, *Tellinella eugonia (Sut.), *Maorimactra acuminella Fin., *Zeatrophon bonneti (Cossm.), *Inquisitor wanganuiensis (Hutt.), *Melatoma buchanani (Hutt.). (F) *Plectofrondicularia pellucida, *Bolivinita pliozea, *Uvigerina of pigmea line (in lower part, the Kai-Iwi beds; no Uvigerinas seen in true Castlecliff beds).