Hemitriakis complicofasciata

Takahashi & Nakaya, 2004

Classification: Elasmobranchii Carcharhiniformes Triakidae

Reference of the original description

Takahashi, M. & Nakaya, K. (2004)
Hemitriakis complicofasciata, a new whitefin topshark (Carcharhiniformes; Triakidae) from Japan. Ichthyological Research, 51(3), 248–255

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Types
Hemitriakis complicofasciata
Holotype: HUMZ: 165226; Paratype: HUMZ: 165231; HUMZ: 165249; HUMZ: 165246; HUMZ: 165243; HUMZ: 165228; HUMZ: 165223; HUMZ: 165220; OCA: P 20010218-01; OCA: P 20010218-01-E1 -P 20010218-01-E6; URM: P 39370; URM: P 1772; URM: P 39369;

Description :

Citation: Hemitriakis complicofasciata Takahashi & Nakaya, 2004: In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 11/2024

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Short Description
This species is distinguished by the following characters: monospondylous vertebrae 46-52; precaudal total vertebrae 124-131; posterior nasal flap developed; first dorsal fin origin anterior to free rear tips of pectoral fin; snout length short with snout tip to oral length < 1.8 times internarial width; embryos and juveniles with dark complicated lines and rings; no accessory cartilage at symphysial part of upper jaw (Ref. 55581).

Distribution
Northwest Pacific: Ryukyu Is. (Japan) and Taiwan. Source: www.gbif.org

Size / Weight / Age
81.0 cm TL (male/unsexed; (Ref. 55581)); 88 cm TL (female)

Habitat
benthopelagic; marine

Remarks
shark-references Species-ID=2714;