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Sericoidea
Taxonomy
Sericoidea was named by Lindström (1953) [Sepkoski's age data: O Llde-u O Ashg-u Sepkoski's reference number: 1,433,965]. Its type is Leptaena sericea restricta.
It was synonymized subjectively with Chonetoidea by Williams et al. (2000).
It was assigned to Strophomenida by Sepkoski (2002); and to Aegiromeninae by Candela (2011).
It was synonymized subjectively with Chonetoidea by Williams et al. (2000).
It was assigned to Strophomenida by Sepkoski (2002); and to Aegiromeninae by Candela (2011).
Species lacking formal opinion data
Synonymy list
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
G. †Sericoidea Lindström 1953
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†Chonetoidea abdita complicata Lockley 1980
†Sericoidea minor Percival 1979
†Sericoidea minuta Zhan et al. 2014
†Sericoidea restricta Hadding 1913
†Sericoidea sejuncta Percival 1979
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| Y. Candela 2011 | Gently plano-convex shell; unequally parvicostellate ornament (rarely parvicostellate); fine canals always absent; ventral myophragm extending anterior to adductor scars; ventral muscle field with diductor scars joined to the myophragm (Fig. 2B); chilidium absent; praeculmen septules lacking; dorsal interior with distal row of septules constituting an inverted-T structure anterior to the median septum (Fig. 1B); few septules developed (three to four pairs) in the distal row. |