Cenomanian
Texas to New Mexico
Original presentation: Metoicoceras latoventer
Original publication: Stephenson. 1953. [p. 209, pl. 53, figs 1-9, pl. 54, figs 9-11].
Holotype: TMM 2574.
Type locality: 4 miles east of Whitesboro, Grayson County, Texas (Kennedy and Cobban, 1990a).
Type horizon: “Templeton Member of the Woodbine Formation” (Kennedy and Cobban, 1990a, p. 139).
Other specimens: USNM 105998-105601, USNM 106002a-j, USNM 106003, OUM KT 3926, OUM KT 3927, OUM KT 3929-3936.
Zonation: Plesiacanthoceras wyomingense zone (Kennedy and Cobban, 1990a).
PaleoDB taxon number: 318408.
Synonym: questionably Metoicoceras crassicostae Stephenson, 1953 (Kennedy and Cobban, 1990a).
References: Kennedy and Cobban (1990a).