Okamejei picta
Ng, Ho, Joung & Liu, 2023
Classification: Elasmobranchii Rajiformes Rajidae
Reference of the original description
Okamejei picta sp. nov., a new rajid skate from the South China Sea (Rajiformes: Rajidae). Zootaxa, 5278(1), 103–118
Okamejei picta sp. nov., a new rajid skate from the South China Sea (Rajiformes: Rajidae). Zootaxa, 5278(1), 103–118
Description :
Citation: Okamejei picta Ng, Ho, Joung & Liu, 2023: In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 11/2024
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Okamejei picta Ng, Ho, Joung & Liu, 2023; NMMB-P36013, 429 mm TL, adult male holotype © Ng, Ho, Joung & Liu
Okamejei picta Ng, Ho, Joung & Liu, 2023; NMMB-P36013, 429 mm TL, adult male holotype © Ng, Ho, Joung & Liu
Common names
Fine-spotted Skate
Fine-spotted Skate
Short Description
Original diagnosis of Ng, Ho, Joung & Liu, 2023 [31776]: A medium-sized species of Okamejei (~429 mm TL) with yellowish brown dorsal surface, densely mottled with small black circular to irregular spots; pale blotches present but indistinct; absence of prominent pair of pectoral markings and posterior ocellus; ventral surface entirely whitish; ventral sensory pores dark edged; and the following combination of characters: disc width 57.6–63.2% TL, disc length 75.4–78.1% disc width; tail long, length 116–118% distance from snout tip to rear of cloaca; tail very slender, height 80.0–84.4% width at its midlength; snout narrow and pointed, preorbital snout length 22.8–32.1% disc length; first dorsal-fin base length 20.9–25.0% distance from first dorsal-fin origin to tail tip; tip of clasper without component funnel; nuchal thorn small; total pectoral radials 73–76; trunk centra 27–31; total centra 123–126.
Original diagnosis of Ng, Ho, Joung & Liu, 2023 [31776]: A medium-sized species of Okamejei (~429 mm TL) with yellowish brown dorsal surface, densely mottled with small black circular to irregular spots; pale blotches present but indistinct; absence of prominent pair of pectoral markings and posterior ocellus; ventral surface entirely whitish; ventral sensory pores dark edged; and the following combination of characters: disc width 57.6–63.2% TL, disc length 75.4–78.1% disc width; tail long, length 116–118% distance from snout tip to rear of cloaca; tail very slender, height 80.0–84.4% width at its midlength; snout narrow and pointed, preorbital snout length 22.8–32.1% disc length; first dorsal-fin base length 20.9–25.0% distance from first dorsal-fin origin to tail tip; tip of clasper without component funnel; nuchal thorn small; total pectoral radials 73–76; trunk centra 27–31; total centra 123–126.
Dentition
Teeth unicuspid, with subcircular bases near symphysis; arranged in longitudinal rows; main cusps slender, long, sharp, directed posteriorly in upper jaw, directed anteriorly in lower jaw, becoming shorter and oblique laterally [31776]
Teeth unicuspid, with subcircular bases near symphysis; arranged in longitudinal rows; main cusps slender, long, sharp, directed posteriorly in upper jaw, directed anteriorly in lower jaw, becoming shorter and oblique laterally [31776]
Remarks
shark-references Species-ID=16476;
shark-references Species-ID=16476;