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

Insecta
 Diptera - Ceratopogonidae
Stilobezzia (Acanthohelea) dominicana n. sp. Szadziewski and Grogan 1998 biting midge
RYSC 7a
Brachypogon (Isohelea) sp. Kieffer 1917 biting midge
RYSC 8
Forcipomyia "sp." Meigen 1818 biting midge
RYSC 2, 3, 5, 7b
Forcipomyia (Lepidohelea) antilleana Szadziewski and Grogan 1998 biting midge
RYSC 6
Forcipomyia (Forcipomyia) sp. Meigen 1818 biting midge
RYSC 1, 4