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(a) Typical, South Island.
Type Locality:—Coverham, Clarence Valley (Thomson, 1919. p. 312).
Sediments:—Conglomerates, mudstones, sandstones, 8000 feet thick, resting unconformably on old basement rocks. Overlain with apparent conformity by flint beds at the base of the Amuri Limestone.
Fauna:—Molluscs; an Annelid.
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Correlatives:—(By molluscs) East Wellington (indurated mudstone); Hawke's Bay (indurated mudstone with concretions and forams); Raukumara Pensinula (Raukumara Series—see Ongley and Macpherson, 1928, p. 20—indurated alternating sandstones and mudstones; near top is Mangaotane Mudstone with forams).
Restricted forms:—
(M) *Aucellina euglypha Woods (1917, p. 9), *Inoceramus concentricus Park, *I. (Callistoceramus) bicorrugatus Marw. (1926B, p. 380), Trigonia glyptica Woods, T. meridionalis Woods.
(M: Cephalopoda) *Turrilites circumtaeniatus Kossm., *Gaudryceras cf. subsacya Marsh., Dimitobelus superstes (Hect.) (Whitehouse, 1924, p. 412).
(Annelid) *Serpula wharfensis Woods.