Tranquille River (Eocene of Canada)

Where: British Columbia, Canada (50.7° N, 120.4° W: paleocoordinates 55.4° N, 103.2° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Ypresian (56.0 - 47.8 Ma)

Environment/lithology: lacustrine; shale

Size class: mesofossils

Preservation: mold/impression, adpression

Collected by Lawrence M. Lambe in 1906

• "In the year 1906, during geological explorations in the southern interior of British Columbia, Mr. lawrence M. Lambe, of the Geological Survey, collected a number of remains of Tertiary insects..."

Primary reference: A. Handlirsch. 1910. Canadian fossil Insects. 5. Insects from the Tertiary lake deposits of the southern interior of British Columbia, collected by Mr. Lawrence M. Lambe. Contributions to Canadian Palaeontology 2(3):93-129 [M. Clapham/J. Karr]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 119895: authorized by Matthew Clapham, entered by Jered Karr on 04.11.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Insecta
 Hymenoptera - Ichneumonidae
"Xylonomus lambei n. sp." = Xorides lambei
"Xylonomus lambei n. sp." = Xorides lambei Handlirsch 1910 ichneumon wasp
Collected by July 5
 Diptera - Bibionidae
Plecia similkameena Scudder 1879 love bug
GSC 14449, 14451
Plecia canadensis Handlirsch 1910 love bug
GSC 14455
Plecia avus Handlirsch 1910 love bug
GSC 14459
Plecia transitoria Handlirsch 1910 love bug
GSC 14471
Plecia tulameenensis Rice 1959 love bug
GSC 14437