I. General remarks

II. The development of the P1 in the Podogennonta as the origin of the new phylogenetic concept

III. Phylogenetic analysis: A new concept for a podogennontan Laophontoidea – Ancorabolidae ● – Cletodidae ● -clade, based on the re-evaluation of morphological characters

A. The Laophontoidea–Cletodoidea-clade (L–C-clade)

B. Cletodoidea Bowman & Abele, 1982

C. Ancorabolidae ● Sars, 1909

D. Laophontodinae ● Lang, 1944

E. Ancorabolinae ● Sars, 1909

F. The Algensiella–Probosciphontodes-clade (A–P-clade)

G. Tapholaophontodes

H. The Calypsophontodes–Probosciphontodes-clade (C–P-clade)

I. Algensiella

J. The Laophontodes–Probosciphontodes-clade (La–P-clade)

K. Calypsophontodes

L. The Rostrophontodes–Ancorabolina-clade (R–A-clade)

M. Rostrophontodes

N. The Laophontodes–Ancorabolina-clade (La–A-clade)

O. Laophontodes

P. The Bicorniphontodes–Ancorabolina-clade (B–A-clade)

Q. Bicorniphontodes

R. Ancorabolina

S. The Paralaophontodes–Probosciphontodes-clade (Pa–P-clade)

T. Paralaophontodes

U. The Lobopleura–Probosciphontodes-clade (Lo–P-clade)

V. Lobopleura

W. Probosciphontodes

X. Cletodidae ● T. Scott, 1904

Y. Cletodinae T. Scott, 1904, subfam. nov

Z. Remaining Cletodidae●

AA. The Ceratonotus-group (C-g)

BB. Cletodes

CC. The status of Patagoniaella Pallares, 1968