Genus: Rhacheosaurus MEYER, 1831
Etymology: Greek, rhacheos, "spine" and Greek, sauros, "lizard"; Spine lizard, in reference to the holotype, which was a vertebral column with limbs and girdles.

Species: gracilis MEYER, 1831
Etymology: Latin, gracilis, "slender."
= Geosaurus gracilis (MEYER, 1831)

Holotype: (lost)

Plastotypes: AMNH FR 4804, NHM R.3961

Locality: Daiting, Bayern (Bavaria) State, Germany.

Horizon: Solnhofen.

Biostratigraphy: hybonotum ammonite zone.

Age: Lower Tithonian Stage, Upper Malm Epoch, Late Jurassic.

Material: Axial skeleton, hind limbs, pelvic girdle and dermal scutes.

Referred material:

FRICKINGER, 1994

Locality: Eichstatt, Bayern (Bavaria) State, Germany.

Horizon: Solnhofen.

Biostratigraphy:

Age: Tithonian Stage, Upper Malm Epoch, Late Jurassic.

Material:

BMNH: A nearly complete specimen.

FREY & TISCHLINGER, 2015

Slg. Private collection: Nearly complete specimen.

 

KOKEN, 1887

Locality: North Germany.

Horizon: Wealden Formation.

Biostratigraphy:

Age: Early Cretaceous.

Material:

Number: Not given: Vertebrae.

 

SPINDLER, LAUER, TISCHLINGER & MÄUSER, 2021

Locality: Langenaltheim, Germany.

Horizon:

Biostratigraphy:

Age: Late Jurassic.

Material

LF 2426: A nearly complete skeletonof a juvenile missing the tail..

Note: With skin impressions.

= Teleosaurus gracilis D'ALTON & BURMEISTER, 1844
Etymology:

Holotype:

Locality: Monheim, Franconia, North Rhine-Westphalia State, Germany.

Horizon: “White Jura”.

Biostratigraphy:

Age: Kimmeridgian Stage, Middle Malm Epoch, Late Jurassic.

Material: Remains from the trunk, pelvis and tail.

Referred material:

AMMON, 1907

Locality: Eichstatt, Bayern (Bavaria) State, Germany.

Horizon: Solnhofen.

Biostratigraphy:

Age: Tithonian Stage, Upper Malm Epoch, Late Jurassic.

Material:

Number: Not given: Skeleton of a juvenile.

 

BROILI, 1931

Locality: Zant, near Eichstatt, Bayern (Bavaria) State, Germany.

Horizon: Portlandian.

Biostratigraphy:

Age: Middle Tithonian Stage, Upper Malm Epoch, Late Jurassic.

Material:

Number: Not given: Partial skull, vertebrae and ribs.

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