Original Description of Seraphs (Seraphs) leukoleptus by Jung, 1974:
- "Of medium size, slender. Shell becomes gradually broader toward the base. Surface smooth except for inconspicuous growth lines and afew faint spiral grooves near the base. Columella but slightly bent bachwards near base. Callus of inner lip conspicuous, well seperated from surface of shell, and reaching up to the apex. Outer lip almost straight when viewed in profile, slightly thickened, somewhat opisthocline. Basal margin of body whorl situated only a little above the base of the columella."
Holotype: Ecole de Mines de Paris, Laboratoire de Paléontolgie, no number, height 27,6 mm, Coll. Deshayes
Locus typicus: Chaussy, Val d'Oise, France
Stratum typicum: Lutetian, Eocene
- Jung, 1974 puts Terebellum pectinatum de Gregorio, 1880 from San Giovanni Ilarione (Italy) into the synonymy of Seraphs leukoleptus