Vello area, serpulid-microbial buildups, Upper Dolomia Principale, Lombardy (Triassic of Italy)

Also known as Reef 1721

Where: Italy (45.8° N, 10.1° E: paleocoordinates 25.4° N, 13.9° E)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Upper Member (Dolomia Principale Formation), Norian (228.0 - 208.5 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: platform or shelf-margin reef; lithified bindstone and lithified bafflestone

• microbial and serpulid buildups on the margin of the Val Seriano-Lake Iseo intraplatform basin
• microbial bindstone, serpulid bafflestone, packstone

Size classes: macrofossils, mesofossils, microfossils

Collection methods: peel or thin section,

Primary reference: F. Berra and F. Jadoul. 1996. Norian serpulid and microbial bioconstructions: implications for the platform evolution in the Lombardy Basin (Southern Alps, Italy). Facies 35:143-162 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 67727: authorized by Wolfgang Kiessling, entered by Uta Merkel on 07.12.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Chlorophyceae
 Dasycladales - Dasycladaceae
Dasycladaceae indet. Kutzing 1843
Foraminifera
 Ammodiscoidea - Ammodiscidae
Tolypammina sp. Rhumbler 1895
Tubothalamea
 Miliolida - Hemigordiopsidae
Agathammina sp. Neumayr 1887
 Miliolida - Cornuspiridae
Polychaeta
 Sabellida - Serpulidae
Serpula sp. Linnaeus 1758
Spirorbis sp. Daudin 1800
Bivalvia
 Autobranchia -
Pterioida indet. Newell 1965 clam
 Megalodontida - Megalodontidae
Megalodontidae indet. Morris 1853 clam
Gastropoda
  -
Gastropoda indet. Cuvier 1795 snail