Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Paraesa lens

Bivalvia - Cardiida - Veneridae

Taxonomy
Meretrix lens was named by Gabb (1864).

It was recombined as Cyprimeria lens by White (1889); it was recombined as Flaventia lens by Stewart (1930) and Popenoe (1937); it was recombined as Paraesa lens by Saul (1993).

Synonyms
Synonymy list
YearName and author
1864Meretrix lens Gabb p. 164 figs. pl. 23, fig. 143
1879Meretrix lens Whiteaves p. 152 figs. pl. 17, figs. 15, 15a
1889Cyprimeria lens White p. 472
1917Macrocallista cordata Waring p. 62 figs. Pl. 8, Fig. 1
1930Flaventia lens Stewart p. 247 figs. Pl. 4, fig. 6
1937Flaventia lens Popenoe p. 392 figs. Plate 48, figure 4
1958Flaventia hornbyensis Anderson p. 134
1993Paraesa lens Saul p. 975

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
Eubivalvia
subclassAutobranchia(Groblen 1894)
infraclassHeteroconchia(Gray 1854)
CardiomorphiFerussac 1822
CardioniFerussac 1822
RankNameAuthor
CardiidiaFerussac 1822
CardiataFerussac 1822
superorderCardiiformiiFerussac 1822
orderCardiidaFerussac 1822
suborderCardiidinaFerussac 1822
Veneroidei(Gray 1854)
VeneroiteiGray 1854
superfamilyVeneroidea(Rafinesque 1815)
familyVeneridaeRafinesque 1815
subfamilyVenerinaeRafinesque 1815
genusParaesaCasey 1952
specieslens()

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.

Paraesa lens Gabb 1864
show all | hide all
Invalid names: Flaventia hornbyensis Anderson 1958 [synonym], Macrocallista cordata Waring 1917 [synonym]
Diagnosis
ReferenceDiagnosis
W. P. Popenoe 1937The following notes are offered on the hinge-structure of this species: Right anterior and median cardinals set close together, diverging ventrally, directed obliquely anteriorly; right posterior cardinals long, heavy, deeply bifid, the anterior element being short; left anterior and median cardinals short and strong, close together, diverging ventrally at a large angle; posterior cardinal long, thin, situated below the nymph; ligament external, moderately long, submerged; lunule and escutcheon undefined; pallial sinus triangular, ascending; lateral teeth absent.