Helicosphaera wilcoxonii (Gartner, 1971) Jafar & Martini, 1975

Description: Helicosphaera with relatively wide central area spanned by a broad tranverse to slightly-oblique disjunct bar and a flange that ends in a spur.

Remarks:

Range: NP17 to NP21.

Scratchpads developed and conceived by: Vince Smith, Simon Rycroft, Dave Roberts, Ben Scott...