Holzmaden (Ansorge coll) (Jurassic of Germany)

Where: Baden-Würtemberg, Germany (48.6° N, 9.5° E: paleocoordinates 37.8° N, 17.9° E)

• coordinate stated in text

• small collection-level geographic resolution

When: Posidonia Shale Formation, Early/Lower Toarcian (183.0 - 182.0 Ma)

• member-level stratigraphic resolution

Environment/lithology: offshore; poorly lithified claystone and lithified, concretionary limestone

Size classes: macrofossils, mesofossils

Preservation: mold/impression

Collected by J. Ansorge

Primary reference: J. Ansorge. 2002. Revision of the "Trichoptera" described by Geinitz and Handlirsch from the Lower Toarcian of Dobbertin (Germany) based on new material. Proceedings of the 10th International Symposium on Trichoptera - Nova Supplementa Entomologica 15:55-74 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 117796: authorized by Matthew Clapham, entered by Jered Karr on 26.09.2011, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

• Specimen are from the private collection of J. Ansorge, later to be housed at the Museum für Naturkunde der Humboldt Universität, Berlin
Insecta
 Necrotrichoptera - Necrotauliidae
Necrotaulius parvulus Geinitz 1884 winged insect
H 1
 Blattaria - Raphidiomimidae
Liadoblattina blakei2 Scudder 1886 cockroach
H 5, H 29
 Odonata - Liassogomphidae
"Liassogomphus brodiei" = Heterothemis brodiei1
"Liassogomphus brodiei" = Heterothemis brodiei1 Brodie 1845 dragonfly
H 15