A revision of the Palaeocorystoidea and the phylogeny of raninoidian crabs (Crustacea, Decapoda, Brachyura, Podotremata) 3215
Author
Van Bakel, Barry W. M.
Author
Guinot, Danièle
Author
Artal, Pedro
Author
Fraaije, René H. B.
Author
Jagt, John W. M.
text
Zootaxa
2012
2012-02-29
3215
1
1
216
https://biotaxa.org/Zootaxa/article/view/zootaxa.3215.1.1
journal article
10.11646/zootaxa.3215.1.1
11755334
5248640
B20CD4A6-D150-4CCF-931F-ED6D7EA54E8C
Raninella trigeri
A.
Milne Edwards, 1862
Raninella trigeri
A.
Milne Edwards, 1862: 492
.
(
Fig. 26A–E
)
Material examined.
From the upper Cenomanian of Le Mans, Butte de Gazonfier,
two specimens
, carapace and chelipeds (
MHN
LM 2003-1-3787A and B; Guéranger Collection); designated
lectotype
by
Breton & Collins (2007: 18)
, complete specimen preserving chelipeds, portions of thoracic sternum and pereiopods (
MNHN
B16565; Triger Collection);
paralectotype
(see
Brocchi 1877
: pl. 29, fig. 3), one of the two carapaces (see also under
Raninella elongata
) (
MNHN
R03934); carapace with thoracic sternum and chelipeds, labels reading ‘
Raninella trigeri
’ and ‘
Hemioon elongatum
’(see
Waugh
et al
. 2009: 27
, figs. 5.3, 5.4) (
NHM
In. 63689 (Taylor & Hammond Collection).
Remarks.
Raninella trigeri
(see A.
Milne Edwards 1862: 493
;
Brocchi 1877: 2
), from the Cenomanian of the Le Mans region (northern
France
), is known from a handful of well-preserved specimens. The
lectotype
(MNHN B16565) is well-preserved, retains both chelipeds as well as portions of the thoracic sternum and walking legs and shows exposed pleurites.