original description
Watson, R. B. (1879-1883). Mollusca of H.M.S. 'Challenger' Expedition. <em>Journal of the Linnean Society of London.</em> 14: 506-529, 586-605, 692-716 [1879]; 15: 87-126, 217-230 [1880], 245-274, 388-412, 413-455, 457-475 [1881]; 16: 247-254, 324-343, 358-372, 373-392 [1882], 594-611 [1883]; 17: 26-40, 112-130, 284-293, 319-340, 341-346 [1883]., available online at http://www.biodiversitylibrary.org/item/99383 [details]
original description
(of Guivillea R. B. Watson, 1886) Watson, R. B. (1886). <i>Report on the Scaphopoda and Gasteropoda collected by H.M.S. Challenger during the years 1873-76</i>. Report on the Scientific Results of the Voyage of H.M.S. Challenger during the years 1873–76. Zoology 15 (part 42): 1-756, pls 1-50. , available online at https://www.biodiversitylibrary.org/page/2004568
page(s): 261 [details]
basis of record
Bail, P. & Poppe, G. T. (2001). <i>A conchological iconography: A taxonomic introduction of the Recent Volutidae</i>. Hackenheim: ConchBooks. 30 pp., 5 pls. [details] Available for editors 
Present
Inaccurate
Introduced: alien
Containing type locality
From editor or global species database
Diagnosis Shells light, small to medium, often covered with a thick layer of enamel without pattern. [details]

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Unreviewed
To NMNH Extant Collection (Provocator sp. shell dorsal view)
Hosted externally
To NMNH Extant Collection (Provocator sp. shell lateral view)
Hosted externally