Euromycter rutenus (Sigogneau-Russell & Russell, 1974 ) Reisz & Maddin & Fröbisch & Falconnet, 2011

Reisz, Robert R., Maddin, Hillary C., Fröbisch, Jörg & Falconnet, Jocelyn, 2011, A new large caseid (Synapsida, Caseasauria) from the Permian of Rodez (France), including a reappraisal of “ Casea ” rutena Sigogneau- Russell & Russell, 1974, Geodiversitas 33 (2), pp. 227-246 : 244

Euromycter rutenus (Sigogneau-Russell & Russell, 1974) n. comb.

HOLOTYPE. — MNHN.F.MCL-2, complete skull with lower jaws and hyoid apparatus, six cervical vertebrae with proatlas, anterior part of interclavicle, partial right clavicle, right posterior coracoid, distal head of right humerus, left and right radius, left and right ulna, and complete left manus. A cast of the skull is deposited at the MGPV.

TYPE HORIZON AND AGE. — Top of the red pelitic beds of the M1 Member, Grès Rouge Group of the Rodez Basin, “Saxo-Thuringian”, upper Sakmarian to lower Lopingian ( Lopez et al. 2005, 2008), middle Early-early Late Permian.

TYPE LOCALITY. — 1 km east to the village of Saint- Christophe-Vallon, town of Valady, departement of Aveyron, Southern France .

EMENDED DIAGNOSIS. — A small caseid with the following autapomorphies: an unusually broad skull, large temporal fenestra, and lack of expansion of the axial neural spine. In addition, it can be distinguished from other caseids by presence of an supernumerary blade-like intranarial bone located posteromedially to the septomaxilla, proportional differences in forelimb and manus, presence of an accessory proximal articulation between metacarpals 3 and 4, medial recurvature of metacarpal, and its manual phalangeal formula of 2-3-4-4-3.