Loeblich III et al., 1979b
From dinoflaj3
Loeblich, A.R.III, Sherley, J.L. and Schmidt, R.J., 1979b: Redescription of the thecal tabulation of Scrippsiella gregaria (Lombard and Capon) comb. nov. (Pyrrhophyta) with light and scanning electron microscopy. Biological Society of Washington, Proceedings, 92(1), p.45-50.