| Basic info | Taxonomic history | Classification | Included Taxa | 
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections | 
Taxonomy
Retrotapes was named by del Rio (1997). It is extant. 
It was assigned to Tapetinae by Rosenberg (2005); and to Veneridae by Nielson and Valdovinos (2008).
It was assigned to Tapetinae by Rosenberg (2005); and to Veneridae by Nielson and Valdovinos (2008).
  Species
  
  Species lacking formal opinion data
  
Synonymy list
| Year | Name and author | 
|---|---|
| 1997 | Retrotapes del Rio | 
| 2005 | Retrotapes Rosenberg | 
| 2008 | Retrotapes Nielson and Valdovinos p. 206 | 
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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. Retrotapes del Rio 1997
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   Retrotapes exalbida Dillwyn 1817
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  Invalid names: Eurhomalea araucana Philippi 1887 [synonym], Venus aerea Hupé 1854 [synonym], Venus subalbicans Hupé 1854 [synonym]
   †Retrotapes hanetianus d'Orbigny 1842
   Retrotapes lenticularis Broderip and Sowerby 1835
  
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Aberhan et al. 2004, Kiessling 2004 | |||||
Age range
Maximum range based only on fossils:  base of the Early/Lower Miocene to the top of the Holocene or 23.04000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 15.98 Ma
Minimum age of oldest fossil (stem group age): 15.98 Ma
Collections (34 total)
| Time interval | Ma | Country or state | Original ID and collection number | 
|---|---|---|---|
| Late/Upper Oligocene - Early/Lower Miocene | Argentina (Santa Cruz) | R. striatolamellata, R. scutata (48068) | |
| Early/Lower Miocene | Argentina | R. scutata (71403 71427 71429) R. striatolamellata (71540 71542 71543 185967 185968) | |
| Early/Lower Pliocene | Chile | Eurhomalea araucana (78556) | |
| Pliocene - Holocene | Chile (Atacama) | R. exalbidus (222329) | |
| Late/Upper Pliocene | Peru | Eurhomalea lenticularis (80406) | |
| Late/Upper Pliocene | Chile | Eurhomalea araucana (79203 79204 79205 79206 79207) | |
| Early/Lower Pleistocene | Chile | R. exalbidus (89241) | |
| Pleistocene | Chile (Copiapó) | Eurhomalea lenticularis (222834 222837 222876 222878) | |
| Pleistocene - Holocene | Chile (Huasco) | Eurhomalea lenticularis (223291) | |
| Pleistocene - Holocene | Chile (Coquimbo) | Eurhomalea lenticularis (222343) | |
| Calabrian | Peru (Ica) | Eurhomalea lenticularis (219105) | |
| Late/Upper Pleistocene | Peru (Moquegua) | Eurhomalea lenticularis (43708 43710 43711 43717 43720) | |
| Late/Upper Pleistocene | Peru | Eurhomalea lenticularis (76643 76647) | |
| Holocene | Argentina | R. exalbidus (71602 71603) |