The palaeogeographical distributions of Early Palaeozoic bryozoan faunas are reviewed.
Previous studies are examined and new databases have been assembled of the …

A quantitative palaeobiogeographical study of the late Katian bryozoans provides new
insights into the debate on climatic changes immediately prior to the Hirnantian glaciation. It …

Lower to probably Middle Devonian bryozoans from western Argentina are reported. Five
genera of trepostomes: Leptotrypa, Leptotrypella, Eridotrypella, Cyphotrypa, Boardmanella …

A stenolaemate bryozoan fauna containing 20 species belonging to 18 genera is described
from the Las Plantas and Las Aguaditas formations (Upper Ordovician, Sandbian) in San …

The upper Katian (Upper Ordovician) bryozoans from the Iberian Chains (NE Spain) are
described. Twenty-three species are identified, five of them are new, seven were already …

This contribution provides new paleontological and stratigraphic data for the Eastern
Precordillera (San Juan province, Argentina) Ordovician basin. This is based on the …

Two bryozoan taxa occurring in the Hirnatian (Upper Ordovician) deposits in western
Argentina document a first postglacial community associated with a mid-to high-latitude …

Gastropods from the Upper Ordovician of the Argentine Precordillera received less attention
than other coeval marine invertebrates in this region. The present contribution supplies …

The Bryozoan Skeletal Index (BSI) is a measure of the relative proportion of skeleton to open
space in stenolaemate bryozoans. Here the measure is calculated for the Families of the …

A detailed study is carried out on the taxonomy of the bryozoan fauna from the upper levels
of the San Juan Formation (Darriwilian) in the Talacasto and Cerro Viejo sections …