Stichomitra asymbatos Foreman, 1968

Kochhann, Karlos G. D., Baecker-Fauth, Simone & Fauth, Gerson, 2013, Late Maastrichtian Radiolaria from ODP Leg 165 - Site 999 B, Colombian Basin, Geodiversitas 35 (1), pp. 5-20 : 12

Stichomitra asymbatos Foreman, 1968 ( Fig. 4I )

Stichomitra asymbatos Foreman, 1968: 73 , pl. 8, fig. 10a-c.

Stichomitra grandis – Hollis 1997: 78, pl. 19, figs 1-4 and synonymy therein.

Stichomitra asymbatos – Aumond et al. 2009: 200, fig.3I, J.

FIGURED SPECIMEN. — ULVG-7326.

MATERIAL. — Eight specimens (recovered with the hydrogen peroxide method); three specimens (recovered with the acetic acid method).

OCCURRENCE. — Upper Maastrichtian of California ( Foreman 1968); Late Campanian-Maastrichtian to Early Paleocene of New Zealand ( Hollis 1997); Maastrichtian of Caribbean Sea (Aumond et al. 2009).

Figures

FIG. 4. — SEM images of Radiolaria recovered from the sample 999B/60/2W/70-74 cm: A, Archaeodictyomitra cf. A. squinaboli Pes- sagno,1976 (H2O2 method);B, Archaeodictyomitra cf. A. lamellicostata (Foreman, 1968) (H2O2 method); C, Archaeodictyomitra? sp. 1 (H2O2 method); D, Archaeodictyomitra? sp. 2 (H2O2 method); E, Dictyomitra sp. 1 (H2O2 method); F, Dictyomitra sp. 2 (H2O2 method); G, Mita regina? (Campbell & Clark, 1944) (CH3COOH method); H, Amphipyndax tylotus Foreman, 1978 (H2O2 method); I, Stichomitra asymbatos Foreman,1968 (H2O2 method);J, Stichomitra? sp.1 (H2O2 method); K, Stichomitra? sp. 2 (H2O2 method); L, Rhopalosyrin- gium magnificum Campbell & Clark,1944 (H2O2 method). The chemical compound after each species indicates the chemical method applied in the recovery of each figured specimen. Scale bars: 100 µm.