Genus: Batrachotomus GOWER, 1999
Etymology: Greek, batrachos, “frog” and Greek, tome, “cutting, slicing”: The name refers to reconstructions of the Kupferzell locality (WILD, 1978, 1979, 1980, 1981) in which rauisuchians are shown preying on the capitosaurid Mastodonsaurus (formerly classified in the Batrachia) – ‘slicing’ refers to the tall and narrow form of the skull, and laterally-compressed, serrated teeth.
= Kupferzellia DYKE 1998 (nomen nudum) non Kupferzella SCHOCH, 1997 (Kupferzella wildi, Temnospondyl, Tatrasuchinae)
Etymology: In reference to the locality Kupferzell, Baden-Württemberg State, Germany.

Species: kupferzellensis GOWER, 1999
Etymology: In reference to the locality Kupferzell, Baden-Württemberg State, Germany.

Holotype: SMNS 52970

Locality: Kupferzell locality, N 49°12’52”, F9°40’52”, Autobahn near Kupferzell-Bauersbach, Hohenlohekreis, Baden-Württemberg State, Germany.

Horizon: Lower Keuper, Erfurt Formation (old Untere Grau Mergel, Upper Lettenkeuper).

Biostratigraphy:

Age: Longobardian, Upper Ladinian Stage, Upper Mid Triassic Epoch, Middle Triassic.

Material: Substantial but incomplete and disarticulated cranial and postcranial remains. Right and left premaxillae, left maxillae, nasals, frontals (+parital and postfrontals), parietals, squamosals, postorbitals, jugals, quadrates, dentaries, surangulars, articulars, right lachrymal, right prefrontal, left quadratojugal, left ectopterygoid, left prearticular, 5 isolated teeth, 3 dorsal, a single sacral and 2 caudal vertebrae, several dorsal osteoderms, right ilium, proximal fragment of a right femur, left femur, left tibia and left fibula.

Skull after Gower & Schoch, 2009.

Skeleton after Gower & Schoch, 2009.

Referred material:

SMNS 80260: Both premaxillae, maxillae, nasals, lachrymals, left frontal (+ partial postfrontal), right postorbital, left jugal , prefrontals, anterior fragment of parietals, squamosals, palatines, left ectopterygoid, pterygoids, quadrates, braincase lacking laterosphenoid and basiparasphenoid rostrum, left dentary, splenials, surangulars, articulars, and left angular.

SMNS 80344: Incomplete right pterygoid.

SMNS 80268: Left ilium, left and right ischium.

SMNS 80269: Left and right ilia and pubes.

SMNS 80270: Left and right ilia, pubes, and proximal ends of ischia.

SMNS 80271: Left and right scapulae and coracoids.

SMNS 80272: Left and right ilia.

SMNS 80273: Right ilium.

SMNS 80274: Incomplete left and right scapulae.

SMNS 80275: Right humerus, radius and ulna.

SMNS 80276: Right humerus.

SMNS 80277: Fibula.

SMNS 80278: Left femur.

SMNS 80279: Left pubis.

SMNS 80280: Articulated left and right ischia.

SMNS 80281: Proximal end of right scapula.

SMNS 80282: Distal end of right pubis.

SMNS 80283-80343: Inclusive vertebrae.
Note: all but 2 of the 61 catalogued numbers represent a single, disarticulated vertebra or significant vertebral fragment. SMNS 80310, 80339 are 2 associated vertebrae each.

 

 

HAGDORN & MÜTTER, 2011

Locality: Scheuermann and Hirsch Quarries, near Schwäbisch Hall-Steinbach, Baden-Württemberg State, Germany.

Horizon: Lower Keuper/Lettenkeuper ('Lettenkohle' of the older literature).

Biostratigraphy:

Age: Ladinian Stage, Upper Mid Triassic Epoch, Upper Middle Trassic.

Material:

MHI 1400, 1748/43-1748/47: 6 isoalted teeth.