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Uvigerina (Sagrina) bifrons
Taxonomy
Uvigerina (Sagrina) bifrons was named by Brady (1881).
It was recombined as Rectobolivina bifrons by Cushman (1927).
It was recombined as Rectobolivina bifrons by Cushman (1927).
Sister species lacking formal opinion data
Sagrina howei, U. acuminata, U. akitaensis, U. batjesi, U. brunnensis, U. canariensis, U. churchi, U. cocoaensis, U. cocoaensis, U. crassicostata, U. densistriata, U. garazaensis, U. garazensis, U. gardnerae, U. gardnerae, U. glabrans, U. graciliformis, U. gracilis, U. hispida, U. hispidocostata, U. laevis, U. macrocarinata, U. mediterranea, U. miozea, U. peregrina, U. perigrina, U. picki, U. pigmea, U. proboscidea, U. pygmaea, U. pygmoides, U. rippensis, U. rudlingensis, U. rutila, U. schencki, U. semiornata, U. spinicostara, U. spinicostata, U. subperegerina, U. subperegrina, U. tenuipustulata, U. tenuistriata, U. torquata, U. tumeyensis, U. vicksburgensis, U. aculeata, U. akitaensis, U. bifurcata, U. bradyana, U. canariensis, U. carapitana, U. elongata, U. elongatastriata, U. excellens, U. graciliformis, U. havanensis, U. hispida, U. hispidocostata, U. juncea, U. mediterranea, U. mexicana, U. miozea, U. peregrina, U. peregrina, U. peregrina, U. pliozea, U. proboscidea, U. rippensis, U. rodleyi, U. schwageri, U. senticosa, U. spinulosa, U. yabei
Synonymy list
| Year | Name and author |
|---|---|
| 1881 | Uvigerina (Sagrina) bifrons Brady |
| 1927 | Rectobolivina bifrons Cushman p. 68 |
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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.
†Uvigerina (Sagrina) bifrons Brady 1881
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order | |||||
| Reference: Kiessling 2004 | |||||