(Q99668072)
Statements
The proximal development in Cymatograptus (Graptoloidea) from Argentina and its relevance for the early evolution of the Dichograptacea (English)
Jörg Maletz
Blanca A. Toro
September 2008
Cymatograptus bidextro sp. nov. from the Floian “Baltograptus deflexus” Biozone of northwest Argentina represents the oldest expansograptid with an artus type proximal development and a prosicular origin of the first theca. (English)
0 references
974-983