Picarola margalefii


Classification: ntax_cenozoic -> Coccolith families inc sed -> Papposphaeraceae -> Picarola -> Picarola margalefii
Sister taxa: P. margalefii, P. sp.

Taxonomy:

Citation: Picarola margalefii Cros & Estrada, 2004
Rank: Species

Distinguishing features: See generic diagnosis (genus is monospecific)

Farinacci & Howe catalog pages: P. margalefii *


Morphology:
Coccosphere trimorphic, all coccoliths are elliptical muroliths, ca. 1 µm long, with narrow flat topped rim, axial cross and prominent process.
CFCs numerous; large gently-curved, rectangular-section, process 2-3.5 µm long.
BCs numerous; smaller banana-shaped process, 1-2 µm long.
AACs one or two only; rim flaring; moderate sized, nearly straight process, ca. 2 µm long.

Search data:
TagsLITHS: murolith, elliptical, CA: cross-axial, ca_disjunct, process,
CSPH: equant, elongated, CFC,
MetricsLith size: 0.7->0.9µm; Coccosphere size: 6->12µm; Liths per sphere: 54->80
Data source notes: csph & lith size (BC diameter) from Cros & Fortuño 2002 & slightly extended
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): Extant Data source: present in the plankton (Young et al. 2003)
First occurrence (base): within No known fossil record modern (0.00-0.00Ma, base in "Holocene" stage). Data source: [JRY rough estimate]

Plot of occurrence data:

References:

Cros, L. & Estrada, M. (2004). Picarola margalefii, gen. et sp. nov., a new planktonic coccolithophore from NW Mediterranean waters. Scientia Marina. 68(Suppl 1): 243-248. gs V O

Cros, L. & Fortuño, J. -M. (2002). Atlas of northwestern Mediterranean coccolithophores. Scientia Marina. 66: 1-186. gs V O

Young, J. R., Geisen, M., Cros, L., Kleijne, A., Probert, I. & Ostergaard, J. B. (2003). A guide to extant coccolithophore taxonomy. Journal of Nannoplankton Research, Special Issue. 1: 1-132. gs V O


nannotaxlogo400px

Picarola margalefii compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 20-6-2021

Taxon Search:
Advanced Search

Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=1048 Go to Archive.is to create a permanent copy of this page - citation notes



Comments (0)

No comments yet on this page. Please do add comments if you spot any problems, or have information to share

Add Comment

* Required information
1000
Captcha Image
Powered by Commentics