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Gutiorthis
Taxonomy
Gutiorthis was named by Reyes-Abril et al. (2010). Its type is Gutiorthis incurvata.
It was assigned to Orthidae by Reyes-Abril et al. (2010).
It was assigned to Orthidae by Reyes-Abril et al. (2010).
Species
G. incurvata (type species)
Synonymy list
Year | Name and author |
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2010 | Gutiorthis Reyes-Abril et al. p. 290 |
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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. †Gutiorthis Reyes-Abril et al. 2010
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†Gutiorthis incurvata Reyes-Abril et al. 2010
Diagnosis
Reference | Diagnosis | |
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J. Reyes-Abril et al. 2010 | Orthids with ventribiconvex shell of suboval outline and obtuse cardinal angles in adults; ornamentation costate, capillate and filate. Ventral valve with subtriangular muscle field and saccate mantle canal system; vascula media parallel and adjacent to anterior third of valve. Dorsal valve with high and strong notothyrial platform, thin rod−like divergent brachiophores, quadripartite muscle field and saccate mantle canal system. In both valves, posterior vascula terminalia markedly incurved posterolaterally, oblique to ribbing direction and intersecting posterior valve margin. |