Glesirhanis bercioi, a new genus and species from Baltic amber (Coleoptera: Endomychidae: Leiestinae) with a checklist and nomenclatural notes regarding fossil Endomychidae
Author
Shockley, Floyd W.
Author
Alekseev, Vitaly I.
text
Zootaxa
2014
3755
4
391
400
journal article
46584
10.11646/zootaxa.3755.4.5
e8a9a9bf-63a1-48e5-9fc1-bdbbd0c8be8f
1175-5326
231257
13446D49-76A1-4C12-975E-F59106AF4BD3
Key to the genera of
Leiestinae
The following key to the genera of
Leiestinae
has been modified from
Tomaszewska (2000b)
to include the two previously known fossil taxa and the new genus
Glesirhanis
.
1. Antennomere 9 greatly enlarged relative to 10 & 11..................................
Phymaphoroides
Motschulsky
- Antennomere 9 not enlarged or 10 & 11 also enlarged......................................................... 2
2. Prosternal process very narrow and short; procoxae contiguous or almost so.......................................
3
- Prosternal process moderately broad, distinctly separates procoxae..............................................
5
3. Body glabrous; antennomeres 9 and 10 subequal in length and shape; lateral edges of pronotum widely bordered, crenulate...................................................................................
Panaleies
Tomaszewska
- Body pubescent; antennomere 9 of club distinctly shorter and narrower than 10; lateral edges of pronotum narrowly bordered, smooth or almost so....................................................................................
4
4. Pronotal disc with two longitudinal, subparallel grooves medial to the sulci extending from basal margin to about middle of disc; antennomere 5 distinctly longer than 4 or 6............................................
Rhanidea
Strohecker
- Pronotal disc without additional longitudinal grooves; antennomeres 4-6 subequal in length...........................
7
5. Wingless; meso- and metaventrites equal in length; elytra with regular rows of micropuncutres.......
Panamomus
Gorham
- Wings present; mesoventrite distinctly shorter than metaventrite; regular rows of micropunctures visible only on cleared spec- imens...............................................................................................
6
6. Wings well-developed; antennae dissimilar in both sexes (antennal club modified in male); larger species (
3.50–4.50 mm
length)............................................................................
Phymaphora
Newman
- Wings reduced (long but narrow); antennae similar in both sexes; smaller species (
2.37–2.60 mm
length)....................................................................................................
Stethorhanis
Blaisdell
7. Lateral sulci weakly impressed; antennomere 3 subequal to 4...........................
Palaeoestes
Kirejtshuk & Nel
- Lateral sulci strongly impressed; antennomere 3 longer than 4..................................................
8
8. Basal sulcus strongly impressed; antennomeres 9 and 10 subequal in size and shape.....
Glesirhanis
Shockley & Alekseev
- Basal sulcus weakly impressed; antennomere 9 distinctly smaller than 10..........................
Leiestes
Chevrolat