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Retusa (Cylichnina) marylandica
Taxonomy
Retusa (Cylichnina) marylandica was named by Martin (1904).
Sister species lacking formal opinion data
Cylichnina caillati, Cylichnina conulus, Cylichnina elongata, Cylichnina melitopolitana, Cylichnina subangistoma, Cylichnina sulcata, Cylichnina tantilia, R. adamsi, R. adamski, R. apicina, R. candei, R. consors, R. conulus, R. elongata, R. emoryi, R. kellogii, R. microconcha, R. minima, R. minutissima, R. notata, R. plicatella, R. plicifer, R. promamillata, R. scutata, R. scutata, R. semisulcata, R. subangystoma, R. sylvaerupis, R. testiculina, R. umbilicata, R. vaginata, R. woodwardi, R. adamsi, R. adamski, R. arcana, R. bastropensis, R. clathrata, R. elongata, R. emoryi, R. kellogii, R. minuta, R. notata, R. notata, R. praemoryi, R. quercinensis, R. quercinensis, R. quercinensis, R. subangistoma, R. sylvaerupis, R. rugosa, R. apiculata, R. canaligradata, Utriculus pertenuis
Synonymy list
| Year | Name and author |
|---|---|
| 1904 | Retusa (Cylichnina) marylandica Martin p. 135 |
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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.
†Retusa (Cylichnina) marylandica Martin 1904
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Hendy et al. 2009, Kiessling 2004 | |||||