Species: transsylvanicus (NOPCSA, 1899) NOPCSA, 1903
Etymology: In reference to Transylvania, Romania.
= Limnosaurus transsylvanicus NOPCSA, 1899
= Orthomerus transsylvanicus (NOPCSA, 1899) NOPCSA, 1915
= Hecatasaurus transsylvanicus (NOPCSA, 1899) BROWN, 1910

Holotype: NHMUK (old BMNH R) R3386

Locality: Hateg Basin, Judetul Hunedoara, Romania.

Horizon: Lower Sinpetru Formation.

Biostratigraphy:

Age: Upper Maastrichtian Stage, Upper Senonian Subepoch, Upper Gulf Epoch, Late Cretaceous.

Material: Fragmentary skull.

After WEISHAMPEL, NORMAN & GRIGORESCU, 1993.

Referred material:

WEISHAMPEL, NORMAN & GRIGORESCU, 1993

NHMUK (old BMNH R) R4915: Middle dorsal vertebra, middle caudal vertebra, distal end of left tibia..

NHMUK (old BMNH R) R4914: Left femur.

NHMUK (old BMNH R) R4973: Caudal vertebra.

NHMUK (old BMNH R) R3842: 2 distal caudal vertebrae, right humerus.

NHMUK (old BMNH R) R3846: Distal right femur.

NHMUK (old BMNH R) R3845: Fragmentary humerus.

NHMUK (old BMNH R) R3847: Fragmentary right humerus.

NHMUK (old BMNH R) R2967, R3387, R3388, R3843, R3844, R3848, R4878, R4897, R4910, R4913, R5614, R10981, R10983, R11108, R11110, R11111, R 11112, R11113, R11114, R11539, R11545, FGGUB 1005, 1006, 1008, 1010, 1015, 1018, 1033, 1040, 1051, 1078, [4], [5]. [11], [15], [24], [40], [42], MAFI Ob,1943, Ob.3107, Ob. 3108, Ob. 3109, Ob. 3110, Ob. 31`11, Ob. 3112, Ob. 3113, Ob. 3115, Ob. 3116, Ob. 3117, Ob.3118, Ob. 3120, Ob. 3121, Ob. 3122, Ob. 3123, Ob. 3124, Ob. 3126, Ob. 3127, Ob. 3128, Ob. 3129, Ob. 3130, Ob. 3283, Ob. 3284, Ob. 3284, Ob. 4212, v.10338, v.13495, v.13497, v.13503, v.13504, v. 13526, v. 13513, MJH66, 70, MNMB v.60: These specimens consist of isolated cranial elements, articulated and isolated cervical, dorsal, sacral, and caudal vertebrae, and various appendicular elements including scapulocoaracoid, humerus, ulna, femur, tibia, and pedal elements.

 

FGGUB 250: Left proximal tibia of a hatchling in lateral view.

NHMUK (old BMNH R) R3843: Fragmentary right coracoid.

 

MAFA Ob.3124: Right ulna in lateral view.

MAFI Ob.3126: LEft humerus in medial and cranial view.

MAFI v. 10338: Right femur.

 

CODREA, VREMIR, JIPA, GODEFROIT, CSIKI, SMITH & FARCAS, 2010

Locality: Vurpar, nar vintu de Jos, Alba County, Romania.

Horizon: Unnamed formation (‘Bozes strata’).

Biostratigraphy:

Age: Upper Maastrichtian Stage, Upper Senonian Subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

Number: Not given.

Locality: Oarda de Jos, 3 km south of Alba Iulia, right bank of the Sebes River, about 1 km upstream of the junction with Mures River, Southwest Transylvanian Basin, Romania.

Horizon: Densu Ciula Formation.

Biosratigraphy:

Age: Maastrichtian Stage, uppermost Senonian subepoch, Gulf Epoch, Late Cretaceous.

Material:

UBB ODA 2: Incomplete right femur with bite marks.

 

 

GODEFROIT, CODERA & WEISHAMPEL, 2009

Locality: Nalat-Vad, Hateg Basin, Transylvania, Romania.

Horizon: Sanpetru Formation.

Biostratigraphy:

Age: Upper Maastrichtian Stage, Upper Senonian Subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

UBB NVZ21-42: Basioccipital-basisphenoid.

 

GRIGORESCU, 1993/GRIGORESCU, WEISHAMPEL, NORMAN, SELCAMEN, RUSU, BALTRES & TEODORESCU, 1994, GRIGORESCU, GARCIA, CSIKI, CODREA & BOJAR, 2010

Locality: Hateg Basin, Western Romania.

Horizon: Densus-Ciula Formation.

Biostratigraphy:

Age: Late Maastrichtian Stage, Upper Senonian Subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

Number: Not given:

Note: Grigorescu 1993 ‘The remains of fourteen eggs grouped in small, superimposed linear clutches of 3-4 eggs.’ ‘The presence of the embryos was also revealed by the scantomography. At least two of the dozen of eggs that were analyzed showed obvious agglomeration of hard structures, most probably bones’. Subspherical eggs were in paired rows, each containing 2, 3 or 4 eggs, also near-term embryonic or hatchling specimens.

Number: Not given: Middle and distal parts of femur, proximal and distal parts of left tibia.

Note: Telmatosaurus transsylvanicus.

 

Locality: Tustea nesting site, Hateg Basin, Hunedoara County, Western Romania.

Horizon: Densus-Ciula Formation.

Biostratigraphy:

Age: Late Maastrichtian Stage, Upper Senonian Subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

FGGUB [4]: Left scapula.

FGGUB R 248: Right distal femur of a hatchling in lateral and cranial view.

FGGUB R.2091: Fragment of right dentary tooth.

FGGUB R. 1851: Left humerus.

FGGUB R.1852: Right and left humeri of a near hatchling.

FGGUB R.249: Left distal femur.

FGGUB R. 1850: Left dentary fragment, left femora, left tibia.

FGGUB R. 1980: Right and left femora.

FGGUB R. 248: Right distal fragment of a femur.

FGGUB R. 1982: Right tibia.

FGGUB R. 250, R. 246: Fragmetns of left tibia.

FGGUB R. 1853: Ribht tibia.

FGGUB R. 2087: Fragmentary skeleton of a hatchling.

FGGUB R. 2088: Hatchling with bones in articulation.

 

GROZA, 1983

Locality: Hateg, Transylvania, Romania.

Horizon: Sinpetru Formation.

Biostratigraphy:

Age: Late Maastrichtian Stage, Upper Senonian Subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

Number: Not given: Fragmentary maxilla, vertebrae, caudal vertebrae, humerus.

 

JIANU, MESZAROS & CODERA, 1997

Locality: Sinpetru locality, Hateg Basin, Hunedoara County, Romania.

Horizon:

Biostratigraphy:

Age: Maastrichtian Stage, Upper Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material:

15539: Tibia.

15541a: Phalanx.

 

LAPPARENT, 1947

Locality: Paris, France.

Horizon:

Biostratigraphy:

Age: Danian, Late Cretaceous.

Material:

Number: Not given: Cervical vertebra and caudal vertebrae.

 

Locality: Lyon, France.

Horizon:

Biostratigraphy:

Age: Maastrichtian Stage, Upper Senonian Subepoch, Upper Gulf Epoch, Late Cretaceous.
Note: Was described as belonging to the Danian.

Material:

Number: Not given: Cervical, dorsal and caudal vertebrae.

 

Locality: Marseille, France.

Horizon:

Biostratigraphy:

Age: Maastrichtian Stage, Upper Senonian Subepoch, Upper Gulf Epoch, Late Cretaceous.
Note: Was described as belonging to the Danian.

Material:

Number: Not given: Dorsal and caudal vertebrae.

 

PARIS & TAQUET, 1973

Locality: Petites Pyrenees, Haute-Garonne, 4 km east of Saint-Martory, Haute-Garonne Department, France.

Horizon:

Biostratigraphy:

Age: Maastrichtian Stage, Upper Senonian Subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

MNHNP. sma 1: Fragment of dentary.
Note: From marine deposit.

 

 

WEISHAMPEL, JIANU, CSIKI & NORMAN, 2003

Locality: Szentpeterfalva, Hateg basin, Transylvania, Romania.

Horizon: Gosau Formation.

Biostratigraphy:

Age: Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material:

NHMUK R.3401A: Partial braincase.

 

= Orthomerus tranylvanicus var. sulcata NOPCSA, 1915
Etymology:

Holotype: Not given.

Locality: Romania.

Horizon:

Biostratigraphy:

Age: Late Cretaceous.

Material: Caudal vertebrae.

 

= Orthomerus NOPCSA, 1915/1928

Locality: Szentpeterfalva, Hateg basin, Transylvania, Romania.

Horizon: Sinpetru beds.

Biostratigraphy:

Age: Late Maastrichtian Stage, Upper Senonian Subepoch, Upper Gulf Epoch, Late Cretaceous.

Material: Humerus (B), femur (C), caudal vertebrae, rib (E), metatarsal (A, F).

NHMUK R (old BMNH R) 3841: Dorsal vertebrae (D).

NHMUK (old BMNH R) R. 3842: Epistropheus.

NHMUK (old BMNH R) R4911: Dorsal vertebra, 2 sacral vertebrae, and rib.

NHMUK (old BMNH R) R 4915: Dorsal and sacral vertebrae.

NHMUK (old BMNH R) Exampel K: Caudal vertebrae.

REID, 1990

Locality: Szentpeter-falva, Transylvania, Romania.

Horizon: Sinpetru Beds.

Biostratigraphy:

Age: Maastrichtian Stage, Upper Senonian Subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

NHMUK (old BMNH R) R11382: Limb bone indet.

NHMUK (old BMNH R) R5505: Limb bone indet.

 

SOLOMON & CODERA, 2015

Locality: "Hateg Island", Hateg Basin, Transylvania, Romania.

Horizon: Densus-Ciula Formation.

Biostratigraphy:

Age: Maastrichtian Stage, Late Senonian Subepoch, Late Gulf Epoch, Late Cretaceous.

Material:

PB-1-21: Tooth fragment.