Subfamily Siphonininae Cushman 1927 (foram)
Globothalamea - Rotaliida - Discorbidae
Full reference: J. A. Cushman . 1927. An outline of a reclassification of the foraminifera. Contributions from the Cushman laboratory for foraminiferal research 3(1):1-105
Parent taxon: Discorbidae according to A. Bertels 1964
See also Cushman 1927 and Margerel 2012
Sister taxa: Buccella, Discorbina, Discorbinae, Discorbis, Discorinopsis, Epistominella, Mohlerina, Neoeponides, Orbitina, Rotorbinella, Strebloides
Subtaxa: Siphoninella
Ecology: stationary semi-infaunal omnivore
Distribution: found only at Bed 18, Dvuyakornaya Fm (Cretaceous of Ukraine)