Letovichthys tuberculatus ŠTAMBERG , 2007

Štamberg, Stanislav, 2013, Knowledge Of The Carboniferous And Permian Actinopterygian Fishes Of The Bohemian Massif - 100 Years After Antonín Frič, Acta Musei Nationalis Pragae Series B 69 (3 - 4), pp. 159-182 : 160-161

Letovichthys tuberculatus ŠTAMBERG, 2007

Text-fig. 1

2007

Letovichthys tuberculatus n. sp.; Štamberg, p. 56, figs 56–71, pls. 26–36.

H o l o t y p e: Specimen MHK 72424 (part and counterpart) with well preserve dermal bones of the skull roof, jaws, subopercular, dermohyal, cleithrum and scales.

L o c u s t y p i c u s: Kladoruby “Dolní Pepřík”, near the town Letovice, Blansko district, Czech Republic.

S t r a t u m t y p i c u m: Lubě Horizon, Lower Letovice Formation, Early Permian.

O c c u r r e n c e: Kladoruby “Dolní Pepřík”, Letovice “Jindřichov”, Zbraslavec.

D i a g n o s i s: Maxilla with trapezoidal maxillary plate. The length of the maxilla is 1.5–2 times the length of the maxillary plate, and 3 times the height of the maxillary plate. Jaws bear two types of marginal teeth in two rows. Outer row bears numerous, small, sharply pointed teeth.

The inner row posses large, sharply pointed, conical teeth, three times higher than those on the outer row. They are less numerous, with about 16 teeth per jaw, and with large gaps between neighbouring teeth.

The scale count is - 52 15 30 46

Figures

Text-fig. 1. Letovichthys tuberculatus ŠTAMBERG, 2007. Reconstruction of the dermal skull in lateral view, x 3. After Štamberg (2007). Dent – dentalosplenial; Dhy – dermohyal; dlac – dorso-lateral-anterior sensory canal; Dpt – dermopterotic; Dsph – dermosphenotic; Ext.l – extrascapular lateral; Ext.m – extrascapular medial; Fr – frontal; Gu.l – gular lateral; ifc – infraorbital canal; Io.s – infraorbital superior; mdc – mandibular canal; Na – nasal; Op – operculum; Pa – parietal; Pmx – premaxillar; Pop - preoperculum; Pscs – postspiracular; Pt – posttemporal; Ptr – postrostral; Rbr – branchiostegal rays; Sbo – suborbital; Scl – supracleithrum; Sop – suboperculum; stc – supratemporal commisural sensory canal.