|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Bivalvia - Mytilida - Mytilidae
It was reranked as Modiolum (Dacrydium) by Görges (1941).
It was assigned to Modiolum by Görges (1941); to Mytiloida by Sepkoski (2002); to Crenellinae by Spencer et al. (2004); and to Mytilidae by Vokes (1980), Lamprell and Healy (1998), Todd (2001) and Mikkelsen (2006).
|Year||Name and author|
|1941||Modiolum (Dacrydium) Görges p. 159|
|1980||Dacrydium Vokes p. 24|
|1980||Quendreda Vokes p. 27|
|1998||Dacrydium Lamprell and Healy p. 84|
|2002||Dacrydium Sepkoski, Jr.|
|2002||Quendreda Sepkoski, Jr.|
|2004||Dacrydium Spencer et al.|
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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.