Current Taxonomic Status of Late Cretaceous Ammonoid Species from the Western Interior Seaway Assigned to the Family Gaudryceratidae (Lytoceratina: Tetragonitaceae)

Jonathan R. Hendricks

Paleontological Research Institution, Ithaca, New York

Note: Names in green are accepted; names in red are synonyms. Return to main list here. This page was last updated May 19, 2017.

Class Cephalopoda

Order Ammonoidea Zittel, 1884

Suborder Lytoceratina Hyatt, 1889

Superfamily Tetragonitaceae

Duration: Barremian to Maastrichtian (Source: Wright et al., 1996).

Family Gaudryceratidae Spath, 1927

Duration: Barremian to Maastrichtian (Source: Wright et al., 1996).

Subfamily Desmoceratinae Zittel, 1895

Duration: Upper Albian to Upper Maastrichtian (Source: Wright et al., 1996).

Genus Anagaudryceras

Type species: Ammonites sacya Forbes, 1846

Duration: Middle Albian to Maastrichtian (Source: Wright et al., 1996).

Synonyms: Paragaudryceras Shimizu, 1934 (source: Kennedy and Cobban, 1990a); Murphyella Matsumoto, 1972 (source: Kennedy and Cobban, 1990a).

Anagaudryceras involvulum (Stoliczka, 1865)

Original presentation: Ammonites involvulus Stoliczka, 1865

Original publication: Stoliczka. 1865. [p. 150, pl. 75, fig. 1].

Holotype: “is Stoliczka’s original specimen (1865 pl. 75, fig. 1)” (Kennedy and Cobban, 1990a, p. 85).

Type locality: South India (Kennedy and Cobban, 1990a).

Type horizon: Utatur Group (Kennedy and Cobban, 1990a).

Other specimens: USNM 420184.

WIS occurrences:

Cenomanian: Lake Waco Formation (Bluebonnet Member) (TX) (Kennedy and Cobban, 1990a).

Other occurrences: Cenomanian of “southern India, Angola, Haute-Normandie in France, [and] Devon, England (Kennedy and Cobban, 1990a, p. 85).

PaleoDB taxon number: 130598.

References: Kennedy and Cobban (1990a).