Cephalopoda - Ammonitida - Engonoceratidae
Full reference: A. Hyatt. 1903. Pseudoceratites of the Cretaceous. United States Geological Survey, Monograph 44:1-351
Belongs to Engonoceras according to W. J. Kennedy et al. 1998
Sister taxa: Engonoceras belviderense, Engonoceras complicatum, Engonoceras duboisi, Engonoceras elegans, Engonoceras emarginatum, Engonoceras hilli, Engonoceras iris, Engonoceras pierdenale, Engonoceras retardum, Engonoceras serpentinum, Engonoceras serpentinum, Engonoceras stolleyi, Engonoceras subjectum, Engonoceras wilkinsoni
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): diameter 91.7
Distribution: found only at USGS 22194, E of Decatur [Walnut Clay] (Cretaceous of Texas)
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.