From Fensome et al., 2019:
Fromea madurensis Cookson and Eisenack, 1982, p.29, pl.1, fig.9. Holotype: Cookson and Eisenack, 1982, pl.1, fig.9. Questionable assignment: Cookson and Eisenack (1982, p.29) — however, Jansonius (1989, p.67) included the species in Fromea without question. Age: Senonian.

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Original description: [Cookson and Eisenack, 1982] (translated from German):

Fromea ? madurensis n. sp.
Plate 1, Fig. 9
1974 Palaeostomocystis sp. - COOKSON & EISENACK 1974, p. 79; Plate 20 Fig. 21.

Type: The specimen shown on Plate 1 Fig. 9 and preserved in specimen Mad. 1.
Diagnosis: Long oval shape with a straight, truncated apical opening; wall fairly thick, surface smooth.
Dimensions: Holotype: Length approx. 43 cm, width approx. 30 μ, apical opening approx. 13 μ. The second specimen measures 39 x 26 μ, apical opening approx. 15 μ.
Note: F. ? madurensis is characterized by its elongated ellipsoidal shape and especially by its thick walls.
Occurrence: Both specimens from the Madura No. 1 Bore, at 966-988 ft.