Background The relationships of cartilaginous fishes are discussed in the light of well
preserved three-dimensional Paleozoic specimens. There is no consensus to date on the …

The Palaeozoic history of neoselachian sharks is barely known, and the first unequivocal
member ofthis clade is recognized from the Lower Triassic. At the end of the Triassic …

The record and taxonomy of Late Jurassic selachians from southern Germany is reviewed
and discussed. The conservation lagerstätten of Nusplingen and the Solnhofen area are …

IVANOV, A. 1999. Late Devonian-Early Permian chondrichthyans of the Russian Arcitc. Acta
Geologica Polonica, 49 (3), 267-285. Warszawa. New chondrichthyan material is reported …

Chondrichthyans are newly reported from the autochthonous Wordian Khuff Formation
(middle Permian), cropping out in well‐exposed, low‐palaeolatitude sections in the interior …

This study identifies three new neoselachian tooth taxa from the Middle and Upper Triassic.
On the basis of morphological and histological characters, Rhomaleodus budurovi, nov …

Xenacanthids were a very successful group of elasmobranchs that ranged from the Lower
Carboniferous to the Upper Triassic. The history of discovery of the xenacanthids, which is …

1862, Asterodermus platypterus AGASSIZ, 1843, Asterodermus sp., Belemnobatis
sismondae THIOLLIÈRE, 1852, and Spathobatis bugesiacus THIOLLIÈRE, 1852. The …

We describe a new elasmobranch fauna from the lower part of the Khlong Min Formation in
Thailand. The fauna includes Hybodus sp., Asteracanthus sp., Lonchidion reesunderwoodi …

The Brazilian records on Xenacanthiformes include teeth and cephalic spines from the
Parnaíba, Amazonas and Paraná basins. This work describes a new species of …