"Heliocephalus" is an extinct genus of
External links
* [http://paleodb.org/cgi-bin/bridge.pl?action=checkTaxonInfo&taxon_no=21595&is_real_user=1 "Heliocephalus"] at the
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List of trilobites — This list of trilobites is a comprehensive listing of all genera that have ever been included in the class Trilobita, excluding purely vernacular terms. The list includes all commonly accepted genera, but also genera that are now considered… … Wikipedia
Список родов трилобитов — Asaphiscus wheeleri Список родов трилобитов. A Содержание: A … Википедия
