Lithostrobus (?) seriatus Haeckel:
I - incomplete specimen, viewed from right;
II - viewed from left (both specimens from Pacific Ocean sediments of station 5117 of the “Vityaz");
III - posterior view, first segment somewhat dissolved (station 293); IV - viewed from left and somewhat posteriorly (station 5117 of the "Vityaz"). Lithostrobus (?) sp.: V - viewed from right; VI - anterior view, somewhat from right (both from sediments of station 5117 of the "Vityaz").