Howellella complicata-Tastaria Community, Dzhinsetu-Ula Range (Silurian of Mongolia)

Where: Mongolia (44.0° N, 98.0° E: paleocoordinates 38.4° N, 24.8° E)

• coordinate estimated from map

• basin-level geographic resolution

When: Tsagan-Bulakian Formation, Ludlow (427.4 - 423.0 Ma)

• Lower Ludlovian. Tsagan-Bulakian sequence.

Environment/lithology: marine; shelly/skeletal, gray limestone

• shallow water, BA 3
• "...in gray limestone coquina...coralliferous limestone..."

Size class: macrofossils

Primary reference: K.H. S. Rozman. 1999. Silurian brachiopod communities of Mongolia. in A. J. Boucot and J. D. Lawson, eds., Paleocommunities - a case study from the Silurian and Lower Devonian 164-176 [M. Foote/C. Simpson]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 41069: authorized by Michael Foote, entered by Michael Foote on 06.07.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

• Emphasis of reference is on brachiopods. Other elements occasionally mentioned as well.
Strophomenata
 Strophomenida - Leptostrophiidae
"Tastaria gobica" = Protoleptostrophia
"Tastaria gobica" = Protoleptostrophia
Rhynchonellata
 Spiriferida - Delthyrididae
 Atrypida - Lissatrypidae
 Rhynchonellida - Rhynchotrematidae
 Orthida - Dalmanellidae
Anthozoa
 Auloporida - Syringoporidae
Syringopora meandrica tabulate coral
 Favositida - Favositidae
Favosites rectus tabulate coral
Favosites similis tabulate coral