Maculabatis randalli

(LAST, MANJAJI-MATSUMOTO & MOORE, 2012)


Arabian whipray
Classification: Elasmobranchii Myliobatiformes Dasyatidae

Reference of the original description
LAST, P.R. & MANJAJI-MATSUMOTO, B.M. & MOORE, A.B.M. (2012)
Himantura randalli sp. nov., a new whipray (Myliobatoidea: Dasyatidae) from the Persian Gulf. Zootaxa, 3327: 20–32

Synonyms / new combinations and misspellings
Himantura cf. randalli, Himantura randalli

Types
Maculabatis randalli

Himantura randalli
Holotype: CSIRO: H 7254-01; Paratype: BPBM: 33201; BPBM: 29480; CSIRO: H 7296-01; MTUF: 20642;


Description :


Citation: Maculabatis randalli (LAST, MANJAJI-MATSUMOTO & MOORE, 2012): In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 02/2019

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Short Description
medium-sized species of Himantura (to at least 62 cm DW); disc weakly rhomboidal; preorbital snout moderately elongate with weak apical lobe; pectoral-fin apices rounded; orbits small, protrusible; mouth relatively broad; tail behind sting of juveniles subcircular with deep longitudinal ventral groove and prominent mid-lateral ridge, weakly depressed in adults; 1–2 (usually 1) small, broadly heart-shaped to seed shaped suprascapular denticles, primary denticle band and thorns absent; secondary denticle band irregularly suboval, relatively narrow; disc margin sometimes paler dorsally; ventral disc uniformly whitish, not black edged; total vertebral count: 108–111 Diet: None of the specimens in the study of LAST et. al. was examined for stomach contents; but stomachs containing food items of ‘Dasyatis gerrardi’ (probably H. randalli) from Kuwait contained predominantly shrimp (see: Euzen, 1987).

Distribution
Persian Gulf (off Kuwait, Bahrain, Qatar and Iran), possible endemic

Size / Weight / Age
Maximum recorded size of females (620 mm DW), males (540 mm DW); Birth size around 150–170 mm DW

Habitat
marine; max. depth range 60 m depth

Remarks
shark-references Species-ID=14653;

Parasites (arranged by Jürgen Pollerspöck)
Cestoda
  • Tetragonocephalum sabae AMINJAN & MALEK, 2016 [24670]
  • Tetragonocephalum salarii AMINJAN & MALEK, 2016 [24670]

Nematoda
  • Mawsonascaris parva ALI, ZHANG, AL-SALIM & LI, 2012 [17603]