Species

Baltochitina delicata Nõlvak, 2012

Taxon description

Nõlvak, 2012a

Description. Small conical chamber, slightly flared towards the aperture; flexure and shoulder are lacking. The maximum width is at the sharp aboral margin, carina is reticulated or laciniated. Depending on the preservation of the specimen, the flaring collarette surrounding the aperture is perforated or denticulated.

Type specimen data

holotype: Department of Geology, TalTech GIT 644-1, Aru-Lõuna (Kunda-Aru) quarry, Aseri Stage , -0.58 m

paratype: Department of Geology, TalTech GIT 644-3, Aru-Lõuna (Kunda-Aru) quarry, Aseri Stage

paratype: Department of Geology, TalTech GIT 644-2, Aru-Lõuna (Kunda-Aru) quarry, Aseri Stage

Synonymy list

2012 Baltochitina delicata sp. n. — Nõlvak , pp. 131-132, fig. 1:A-C

Selection of related publications

Nõlvak, J. 2012. A new chitinozoan species from the Middle Ordovician of Estonia. Estonian Journal of Earth Sciences 61, 2, 131-132. DOI:10.3176/earth.2012.2.05

Occurrence in samples (CONOP)

Viki puurauk : 2 sample(s)

Uuga pank 1, Pakri poolsaar : 1 sample(s)

Classification

Organism group	Biota
Kingdom	Animalia
Class	Chitinozoa
Order	Prosomatifera
Family	Conochitinidae
Subfamily	Tanuchitininae
Genus	Baltochitina
Species	delicata
	nolvaki

References based on distribution

Nõlvak, 2012a Aru-Lõuna (Kunda-Aru) quarry Aseri Stage