Semiometra alveoradiata Saulsbury et al. 2024 (Feather star)

Crinoidea - Comatulida - Notocrinidae

Full reference: J. G. Saulsbury, T. K. Baumiller, and J. T. Sprinkle. 2024. New comatulid crinoids from the Early Cretaceous Glen Rose Formation (Texas, USA): paleobiology and evolutionary relationships of an endemic, ephemeral giant. Journal of Paleontology 98(6):1053-1065

Belongs to Semiometra according to J. G. Saulsbury et al. 2024

Sister taxa: Semiometra annulata, Semiometra barremiensis, Semiometra bohemica, Semiometra courvillensis, Semiometra impressa, Semiometra klari, Semiometra lenticularis, Semiometra pusilla, Semiometra rosacea, Semiometra rowei, Semiometra saskiae, Semiometra scanica, Semiometra stellata

Type specimen: NPL 103183, a calyx. Its type locality is Canyon Lake boat ramp 7, locality 9, which is in an Albian perireef or subreef limestone in the Glen Rose Limestone Formation of Texas.

Ecology: facultatively mobile intermediate-level epifaunal suspension feeder

Distribution:

• Cretaceous of United States (2: Texas collections)

Total: 2 collections each including a single occurrence

Show more details


Specimen images are retrieved through the ePANDDA API.


Click image to enlarge. Click to access iDigBio record.