Sphyrna gilberti

QUATTRO, DRIGGERS, GRADY, ULRICH & ROBERTS, 2013



Classification: Elasmobranchii Carcharhiniformes Sphyrnidae

Reference of the original description
QUATTRO, J.M. & DRIGGERS, W.B. & GRADY, J.M. & ULRICH, G.F. & ROBERTS, M.A. (2013)
Sphyrna gilberti sp. nov., a new hammerhead shark (Carcharhiniformes, Sphyrnidae) from the western Atlantic Ocean. Zootaxa, 3702 (2): 159–178

Types
Sphyrna gilberti
Holotype: UF: 183577 (5, 6/6); Paratype: UF: 183579 (both 5, 6/6); UF: UF 183578 (both 5, 6/6);


Description :


Citation: Sphyrna gilberti QUATTRO, DRIGGERS, GRADY, ULRICH & ROBERTS, 2013: In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 02/2021

Please send your images of "Sphyrna gilberti" to info@shark-references.com

Sphyrna gilberti QUATTRO, DRIGGERS, GRADY, ULRICH & ROBERTS, 2013; Holotype of Sphyrna gilberti sp. nov. collected in Bulls Bay, South Carolina, U.S.A. UF 183577, 467 mm STL; © JOSEPH M. QUATTRO, WILLIAM B. DRIGGERS III, JAMES M. GRADY, GLENN F. ULRICH & MARK A. ROBERTS
Common names
Carolina hammerhead shark

Short Description
Sphyrna gilberti sp. nov. can be distinguished from congeners by having a head length greater than 20% of STL, cephalofoil with median indentation, inner narial groove present, pelvic fins with straight rear margins, and 91 or fewer precaudal vertebrae; Color. Live specimens with grey to brown dorsal coloration fading to white ventrally [19598]

Distribution
western North Atlantic Ocean, western South Atlantic Ocean [19598]

Size / Weight / Age
397 mm - 451 mm TL, max. size unknown [19598];

Habitat
marine

Dentition
Dental formula U 11 to 15–0 to 2–11 to 15, L 11 to 14–0 to 2–11 to 14, All teeth unicuspidate. Symphysial teeth smaller than adjacent anterior teeth, crown well differentiated from base, smooth edged to weakly serrated, and symmetrical. Upper anterior, lateral and posterior teeth with cusp at an oblique angle that becomes progressively greater moving from the symphysis toward the rear of the palatoquadrate. Mesial edge of upper anterior, lateral and posterior teeth smooth to weakly serrated. Distal edge of upper anterior, lateral and posterior teeth with a central notch and ranging from smooth to serrated from the tip of the cusp toward the base. Lower anterior teeth adjacent to the symphysis erect, symmetrical, smooth to weakly serrated and differentiated from base. Lower lateral and posterior teeth similar in shape to upper anterior, lateral and posterior teeth. [19598]

Remarks
shark-references Species-ID=13632;

Parasites (arranged by Jürgen Pollerspöck)
Nematoda
  • Piscicapillaria bursata MORAVEC & BARTON, 2019 [28580]