Dominican amber (R. Szadziewski coll) (Miocene to of Dominican Republic)

Where: Dominican Republic (19.6° N, 70.6° W: paleocoordinates 19.4° N, 69.5° W)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Burdigalian to Burdigalian (20.4 - 13.8 Ma)

• Age controversial, with the youngest proposed age of 20-15 mya based on foraminifera and the oldest as 45-30 mya based on coccoliths. Most of the amber is secondarily deposited in turbiditic sandstones.

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; amber

Size class: macrofossils

Preservation: soft parts, original chitin, amber

Collection methods: Repository: private collection of Ryszard Szadziewski (Gdansk, Poland)

Primary reference: R. Szadziewski and W. L. Grogan. 1998. Biting midges from Dominican amber. III. Species of the tribes Culicoidini and Ceratopogonini (Diptera: Ceratopogonidae). Insecta Mundi 12:39-52 [M. Clapham/A. Delelli/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 140835: authorized by Matthew Clapham, entered by Matthew Clapham on 18.03.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

 Diptera - Ceratopogonidae
Stilobezzia (Acanthohelea) dominicana n. sp. Szadziewski and Grogan 1998 biting midge
Brachypogon (Isohelea) sp. Kieffer 1917 biting midge
Forcipomyia "sp." Meigen 1818 biting midge
RYSC 2, 3, 5, 7b
Forcipomyia (Lepidohelea) antilleana Szadziewski and Grogan 1998 biting midge
Forcipomyia (Forcipomyia) sp. Meigen 1818 biting midge
RYSC 1, 4