A new fossil Malthodes Kiesenwetter, 1852 from the Eocene Baltic amber (Coleoptera Cantharidae)
Author
Parisi, Francesco
Author
Fanti, Fabrizio
text
Zootaxa
2019
2019-08-07
4652
1
189
195
journal article
26068
10.11646/zootaxa.4652.1.13
b79add95-a479-45e5-ba55-60409cfac833
1175-5326
3363525
87176577-EF1F-4A8A-918C-2775AE9D2425
Key of the
Malthodes
from the Baltic amber
1 Elytra long, covering last abdominal segment............................................................... 2
- Elytra short, leaving some abdominal segments uncovered..................................................... 3
2 Last sternite elongate in the form of a long lamina divided posteriorly in two lobes, last tergite short and lob-shaped.....................................................
Malthodes
(
Libertimalthodes
)
aphidiphagus
Fanti & Michalski, 2018
- Last sternite very wide and roundish at sides, apically undulate with central concavity........................................................................................
Malthodes
(
L.
)
elytratus
Kupryjanowicz & Fanti, 2019
3 Last urites small and little modified, elytra very short not reaching the metatibiae..........................................................................................
Malthodes
(
Malthodes
)
caenozoicus
Fanti & Vitali, 2017
- Last urites well-developed.............................................................................. 4
4 Last sternite straight................................................................................... 5
- Last sternite curved.................................................................................... 8
5 Last sternite short, wide, not forked apically.....................
Malthodes
(
M.
)
kotejai
Kuśka & Kupryjanowicz, 2005
- Last sternite elongate, thin, apically forked................................................................. 6
6 Last tergite sub-quadrate, not forked apically............................................................... 7
- Last tergite slightly forked apically............................................
Malthodes
(
M.
)
meriae
Fanti, 2018
7 Last tergite very small and short..........................
Malthodes
(
M.
)
ceranowiczae
Kuśka & Kupryjanowicz, 2005
- Last tergite slightly elongate...................................
Malthodes
(
M.
)
nublar
Kupryjanowicz & Fanti, 2019
8 Last sternite strongly and extremely curved (U-shaped)....................................................... 9
- Last sternite slightly curved............................................................................ 10
9 Last sternite without lateral expansions, last tergite feebly curved and apically feebly forked...................................................................................
Malthodes
(
M.
)
serafini
Kuśka & Kupryjanowicz, 2005
- Last sternite with lateral expansions, last tergite curved and apically forked..............
Malthodes
(
M.
)
tognettii
sp. nov.
10 Last tergite with the apex straight or sinuous............................................................... 11
- Last tergite elongate with rounded apex.................................
Malthodes
(
M.
)
sucini
Kuśka & Kania, 2010
11 Last tergite very elongate, robust, slightly folded laterally.........
Malthodes
(
M.
)
josephi
Fanti & M. K. Pankowski, 2018
- Last tergite short, lobed............................................................................... 12 12 Last tergite sub-quadrate/rectangular, robust and wide.........................
Malthodes
(
M.
)
michalskii
Fanti, 2017b
- Last tergite small, slightly elongate...................................................................... 13 13 Last sternite forked apically (two lobes).........................
Malthodes
(
M.
)
moellehavei
Fanti & Damgaard, 2018
- Last sternite trilobed apically..................................
Malthodes
(
M.
)
henningseni
Fanti & Damgaard, 2018