Complexity, defined as the number of parts and their degree of differentiation, is a poorly
explored aspect of macroevolutionary dynamics. The maximum anatomical complexity of …

Abstract The living coelacanth Latimeria (Sarcopterygii: Actinistia) is an iconic, so-called
'living fossil'within one of the most apparently morphologically conservative vertebrate …

Today, the only living genus of coelacanth, Latimeria is represented by two species along
the eastern coast of Africa and in Indonesia. This sarcopterygian fish is nicknamed a" living …

This work presents the osteological description and taxonomic position of new mawsoniid
fossils from the Early Cretaceous Romualdo Formation (Aptian-Albian) of the Araripe Basin …

ABSTRACT A large mawsoniid coelacanth from the lower part of the marine Kimmeridge
Clay Formation of England (Kimmeridgian, Upper Jurassic) is studied here. The material is …

Aquatic biodiversity changed dramatically at the start of the Paleogene. Although
comparatively little is known about global freshwater ecosystems that appeared just after the …

Aim Lungfishes are one of the two surviving clades from the once diverse grade of lobe‐
finned fishes leading to tetrapods. This classic living fossil lineage, which is the living sister …

Mawsonia constitutes one of the most conspicuous fossil coelacanth taxa, due to its unique
anatomy and possible maximum body size. It typifies Mesozoic coelacanth morphology …

Ray-finned fishes comprise nearly half of extant vertebrate species and include several
ancient lineages with fossil records that stretch over 200 Myr in time. One of these old …

Mawsoniidae is a family of coelacanths restricted to the Mesozoic. During the Cretaceous,
mawsoniids were mainly represented by the Mawsonia/Axelrodichthy complex, long known …