Ostracods (Crustacea) of the Early-Middle Permian (Cisarulian-Guadalupian) from Central Thailand (Indochina Block): Part II, Orders Podocopida, Platycopida and Myodocopida
Author
Chitnarin, Anisong
Author
Crasquin, Sylvie
Author
Forel, Marie-Béatrice
Author
Tepnarong, Prachya
text
Geodiversitas
2017
2017-12-29
39
4
651
690
http://dx.doi.org/10.5252/g2017n4a1
journal article
10.5252/g2017n4a1
1638-9395
4536112
urn:lsid:zoobank.org:pub:DB464417-3EA1-4C4E-9C03-624C1627969C
Bairdia deweveri
Crasquin, 2010
(
Fig. 12
A-C)
Bairdia deweveri
Crasquin
in
Crasquin, Forel, Feng, Yuan, Baudin & Collin
et al.
2010a: 342
, figs 7O-T.
Bairdia
cf.
trianguliformis
Chen
in
Shi & Chen, 1987: 37
, pl. 2, figs 1-8.
Bairdia galei
Croneis & Thurman, 1939: 325
, pl. 7, fig. 21. —
Shi & Chen 1987: 37
, pl. 1, figs 19-22. —
Crasquin
et al.
2008b
: pl. 2, figs 11, 12.
MATERIAL EXAMINED. — Ten complete carapaces.
OCCURRENCES. —
Bulla
section,
Dolomites
,
Italy
,
Bulla Member
,
Bellerophon Formation
,
Changxingian
(
Crasquin
et al.
2008b
)
;
Meishan
section,
Changxing Formation
,
Baoqing
and
Meishan Members
(
Shi & Chen 1987
)
;
sample 08LO02-10,
Tham Nam Maholan
section, Nam Maholan Formation,
Loei Province
, northeastern
Thailand
,
Early Permian
;
samples 07
PB04-2
and 07
PB04-5
,
Nong Phai
section,
Pha Nok Khao Formation
,
Phetchabun Province
, central
Thailand
,
Early Permian
.
DIMENSIONS. — H =
0.280
-0.594
mm
, L =
0.532
-1.150
mm
, H/L = 0.48-0.52.
REMARKS
The specimens are attributed to
Bairdia deweveri
Crasquin, 2010
described from the Late Permian of
Italy
, and South
China
(see synonymy) due to the angular dorsal outline of both valves, and AB angular, pointing upward and located almost as high as DB. PB is tapering and located very low, nearly at VB.