Tag Archive for 'Exoskeleton'

The Silurian trilobite Waukeshaaspis eatonae, from the Silurian Waukesha Biota of Wisconsin, USA. Image credit: Kenneth Gass, specimen deposited in the University of Wisconsin Geology Museum.

Role Changing of Trilobite Body Parts

Nov 15, 2024 by Kenneth C. Gass & Enrique Alberto Randolfe

A newly-described genus and species of trilobite is a unique example of an animal changing the form and apparent function of one of its morphological features...

Specimen of Gangtoucunia aspera preserved in situ in a dwelling tube with soft tissues and life reconstruction: (a) overview of oralmost region of part, boxed region shown in (d); (b) overview of oralmost region of counterpart; (c) interpretative drawing combining information from both part and counterpart; (d) detail of oral region and tentacular apparatus of part; (e) close up of tentacles in part; (f) close up of tentacles in counterpart; (g) life reconstruction of Gangtoucunia aspera. Image credit: Xiaodong Wang / Zhang et al., doi: 10.1098/rspb.2022.1623.

Paleontologists Solve Mystery of Problematic Tubular Fossils from Cambrian Period

Nov 14, 2022 by News Staff

Paleontologists have examined the 514-million-year-old specimens of Gangtoucunia aspera, a tube-building marine animal from the Guanshan Lagerstätte of...