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Voelklichthys
Taxonomy
Voelklichthys was named by Arratia and Schultze (2012). Its type is Voelklichthys comitatus.
It was assigned to Macrosemiiformes by Arratia and Schultze (2012).
It was assigned to Macrosemiiformes by Arratia and Schultze (2012).
Species
V. comitatus (type species)
Synonymy list
Year | Name and author |
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2012 | Voelklichthys Arratia and Schultze p. 7 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
G. †Voelklichthys Arratia and Schultze 2012
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†Voelklichthys comitatus Arratia and Schultze 2012
Diagnosis
Reference | Diagnosis | |
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G. Arratia and H.-P. Schultze 2012 | (based on a unique combination of characters; unique characters among macrosemiiforms are identified with an asterisk [*]). Very small macrosemiiform, oblong-shaped [*], with a large triangular head deeper than long; deepest point at the level of the postparietal bone and ventral end of cleithrum/clavicle [*]. Skull roof almost vertically oriented [*]. Strongly ossified and developed antero-dorsal orbital margin of parietal bone [*]. Well-developed dermosphenotic sutured with both parietal and dermopterotic. Supraorbital bones absent. Premaxilla and dentary with small conical teeth [*]. Articulation between lower jaw and quadrate placed below posterior half of orbit. Narrow and deep opercular apparatus. A pair of extrascapular bones carrying extrascapular canal. Arcocentral-type of vertebral centra formed mainly by development of dorsal arcocentra [*]. Neural spines of caudal region simple, with no separated halves [*]. A clavicle present. Enlargement of both dorsal and ventral postcleithra that together are almost as deep as the maximum depth of head [*]. Origin of dorsal fin at half length of standard length [*]. Dorsal fin undivided. Pectoral and pelvic fins with long rays extending onto the pelvic and anal fins, respectively, and dorsal and anal fins extending onto the caudal fin [*]. All fin rays long based. |