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Echinoidea taxon detailsVaquerosella Durham, 1955 †
512705 (urn:lsid:marinespecies.org:taxname:512705)
accepted
Genus
Scutella andersoni Twitchell in Clark & Twitchell, 1915 † accepted as Vaquerosella andersoni (Twitchell in Clark & Twitchell, 1915) † (type by original designation)
marine,
fossil only
feminine
Durham, J. W. (1955). Classification of clypeasteroid echinoids. <em>California University Publications in Geological Science.</em> 31: 73-198.
page(s): 166-167; figs 16c, 21e-f, 36d-e [details]
Distribution Baja California
Distribution Baja California [details] Fossil range Early Miocene
Fossil range Early Miocene [details]
Kroh, A.; Mooi, R. (2021). World Echinoidea Database. Vaquerosella Durham, 1955 †. Accessed at: http://marinespecies.org/echinoidea/aphia.php?p=taxdetails&id=512705 on 2024-04-24
Date action by
original description
Durham, J. W. (1955). Classification of clypeasteroid echinoids. <em>California University Publications in Geological Science.</em> 31: 73-198.
page(s): 166-167; figs 16c, 21e-f, 36d-e [details] identification resource Martínez-Melo, A.; Alvarado-Ortega, J. (2020). Vaquerosella perrillatae sp. nov.: A Miocene species of Echinarachniidae (Echinodermata: Clypeasteroida) from Baja California Sur, Mexico. <em>Palaeontologia Electronica.</em> 23(1:a14): 1-18., available online at https://doi.org/10.26879/1040 page(s): 13 (Key-to-Species) [details] Available for editors  From editor or global species database
Distribution Baja California [details]Fossil range Early Miocene [details] Original description Small to large, flattened ; margin of test more or less strongly indented at posterior ambulacra, less distinctly at other ambulacra; apical system slightly anterior, petals more or less raised; anterior petal wide open, paired petals slightly closed; petals two-thirds to three-fourths length of radius; outer member of pore-pair moderately elongate; periproct marginal; peristome very slightly anterior; ambulacral food grooves simple, unbranched, at times indistinct; basicoronal plates well developed; basicoronal interambulacral plates wider but not always higher than interambulacral plates; post-basicoronal interambulacral plates usually separated from basicoronal plates; 3 or 4 post-basicoronal interambulacral plates to column in paired interambulacra on oral surface; 2 post-basicoronal plates to a column in posterior interambulacrum on oral surface; 5 or 6 post-basicoronal plates to column in 3 anterior ambulacra on oral surface, sometimes only 4 plates in two posterior ambulacral columns; interambulacra about two-thirds width of ambulacra at ambitus. [details] |