Clavus exasperatus

Clavus exasperatus
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Neogastropoda
Superfamily:	Conoidea
Family:	Drilliidae
Genus:	Clavus
Species:	C. exasperatus
Binomial name
	Clavus exasperatus; (Reeve, 1843)
Synonyms
	Austroclavus exasperatus (Reeve, 1843); Clavus (Tylotia) exasperatus (Reeve, 1843); Drillia auriculifera var. exasperata Bouge & Dautzenberg, 1913; Drillia exasperata Smith, 1903; Drillia livida Hedley, 1909; Pleurotoma exasperata Reeve, 1843; Pleurotoma exigua Hombron, J.B. & C.H. Jacquinot, 1854;

Clavus exasperatus, common name the exasperating turrid, is a species of sea snail, a marine gastropod mollusk in the family Drilliidae.^[1]^[2]

Description

The size of an adult shell varies between 15 mm and 30 mm. The shell is white, with a broad chestnut band below the periphery. The tuberculations of the periphery are short. There is usually a revolving row of nodules below the middle of the body whorl.^[3]

Distribution

This species occurs in the demersal zone of tropical waters in the Indo-Pacific and off the Mascarene Basin and Réunion and Mozambique; also off Papua New Guinea and Australia (Northern Territory, Queensland, Western Australia).

References

^ ^a ^b Clavus exasperatus (Reeve, 1843). Retrieved through: World Register of Marine Species on 7 September 2011.
^ P. Bouchet; Yu. I. Kantor; A. Sysoev; N. Puillandre (2011). "A new operational classification of the Conoidea (Gastropoda)". Journal of Molluscan Studies. 77 (3): 273–308. doi:10.1093/mollus/eyr017.
^ G.W. Tryon, Manual of Conchology vol. VI p. 185; 1884 (described as Drillia exasperata)

Reeve, L.A. 1843. Monograph of the genus Pleurotoma. pls 1–18 in Reeve, L.A. (ed.). Conchologica Iconica. London : L. Reeve & Co. Vol. 1.
Adams, H. & Adams, A. 1858. The genera of Recent Mollusca arranged according to their organization. London : John Van Voorst Vol. 3 pls 1–138.
Hedley, C. 1909. Mollusca from the Hope Islands, North Queensland. Proceedings of the Linnean Society of New South Wales 34(1): 420–466, pls 36-44
Cotton, B.C. 1947. Australian Recent and Tertiary Turridae. Adelaide : Field Naturalist's Section of the Royal Society of South Australia. Conchology Club Vol. 4 pp. 1–34.
Drivas, J. & M. Jay (1988). Coquillages de La Réunion et de l'île Maurice
Wells, F.E. 1991. A revision of the Recent Australian species of the turrid genera Clavus, Plagiostropha, and Tylotiella (Mollusca: Gastropoda). Journal of the Malacological Society of Australasia 12: 1-33
Wilson, B. 1994. Australian Marine Shells. Prosobranch Gastropods. Kallaroo, WA : Odyssey Publishing Vol. 2 370 pp.
Tucker, J.K. 2004 Catalog of recent and fossil turrids (Mollusca: Gastropoda). Zootaxa 682:1-1295.
Fedosov A.E. & Puillandre N. , 2020. Integrative taxonomy of the Clavus canalicularis species complex (Drilliidae, Conoidea, Gastropoda) with description of four new species. Molluscan Research

External links

abapertural view
apertural view

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[WoRMS-1] Clavus exasperatus (Reeve, 1843). Retrieved through: World Register of Marine Species on 7 September 2011.

[Conoidea-2] P. Bouchet; Yu. I. Kantor; A. Sysoev; N. Puillandre (2011). "A new operational classification of the Conoidea (Gastropoda)". Journal of Molluscan Studies. 77 (3): 273–308. doi:10.1093/mollus/eyr017.

[3] G.W. Tryon, Manual of Conchology vol. VI p. 185; 1884 (described as Drillia exasperata)

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