32.  In these the termination -s of the Nominative Singular unites with the guttural, thus producing -x.

Remex, m., rower.               Dux, c., leader. 
SINGULAR.        PLURAL.          SINGULAR.        PLURAL.
Nom.  remex           remiges         dux             duces
Gen.  remigis         remigum         ducis           ducum
Dat.  remigi          remigibus       duci            ducibus
Acc.  remigem         remiges         ducem           duces
Voc.  remex           remiges         dux             duces
Abl.  remige          remigibus       duce            ducibus

3.  STEMS IN A DENTAL MUTE (d, t).

33.  In these the final d or t of the stem disappears in the Nominative Singular before the ending -s.

Lapis, m., stone.             Miles, m., soldier. 
SINGULAR.        PLURAL.          SINGULAR.        PLURAL.
Nom.  lapis           lapides         miles           milites
Gen.  lapidis         lapidum         militis         militum
Dat.  lapidi          lapidibus       militi          militibus
Acc.  lapidem         lapides         militem         milites
Voc.  lapis           lapides         miles           milites
Abl.  lapide          lapidibus       milite          militibus

B.  Liquid Stems.

34.  These end in -l or -r.

Vigil, m.,      Victor, m.,     Aequor, n.,
watchman.     conqueror.    sea.

SINGULAR.
Nom.  vigil           victor          aequor
Gen.  vigilis         victoris        aequoris
Dat.  vigili          victori         aequori
Acc.  vigilem         victorem        aequor
Voc.  vigil           victor          aequor
Abl.  vigile          victore         aequore

PLURAL.
Nom.  vigiles         victores        aequora
Gen.  vigilum         victorum        aequorum
Dat.  vigilibus       victoribus      aequoribus
Acc.  vigiles         victores        aequora
Voc.  vigiles         victores        aequora
Abl.  vigilibus       victoribus      aequoribus

1.  Masculine and Feminine stems ending in a liquid form the Nominative and Vocative Singular without termination.

2.  The termination is also lacking in the Nominative, Accusative and Vocative Singular of all neuters of the Third Declension.

C.  Nasal Stems.

35.  These end in -n,[13] which often disappears in the Nom.  Sing.

Leo, m., lion.                Nomen, n., name
SINGULAR.        PLURAL.          SINGULAR.        PLURAL.
Nom.  leo             leones          nomen           nomina
Gen.  leonis          leonum          nominis         nominum
Dat.  leoni           leonibus        nomini          nominibus
Acc.  leonem          leones          nomen           nomina
Voc.  leo             leones          nomen           nomina
Abl.  leone           leonibus        nomine          nominibus

D. s-Stems.