Pintarrojia

description

Morphological description. Body elongated, slender, and cylindrical. Head short, narrow, and slightly flattened from above. Eyes horizontally oval; spiracles small, situated just behind eyes. Snout short; tip blunt and slightly flattened from above. Mouth long, broadly ovate, with labial furrows extending on both upper and lower jaws. Nostrils large, usually covered by broad, triangular nasal flap extending to mouth. Teeth short, very sharp, tricuspid; central cusp twice length of cusplets on either side. Skin thick, covered with dermal denticles and very sharp to touch. Dorsal fins moderately small with concave posterior margins; first dorsal fin originating behind pelvic fins; second dorsal fin originating from midpoint of anal-fin base. Anal fins similar in shape to dorsal fins but smaller in size. Pectoral fins moderately large; posterior margin slightly convex. Pelvic fin smaller than pectoral fins. Caudal fin relatively short; posterior tip of upper lobe broad; lower lobe indistinct; ventral notch located near tip of upper lobe. Five small gill slits on both sides; last two gill slits situated just above pectoral-fin base. Color of fresh specimen. Body brown, covered with whi

Cartilaginous fish diversity in the Western Visayas, Philippines, including two putative unidentified species and the first record of Carcharhinus plumbeus (Elasmobranchii: Carcharhiniformes: Carcharhinidae)

distribution

Distribution. Indo – Pacific. Western Indian Ocean: Pakistan to southern India; western Pacific: Malaysia, Indonesia, New Guinea, Philippines, Taiwan, and southern China (Human and Ebert 2022).

Cartilaginous fish diversity in the Western Visayas, Philippines, including two putative unidentified species and the first record of Carcharhinus plumbeus (Elasmobranchii: Carcharhiniformes: Carcharhinidae)

description

Scyllium marmoratum Anonymous [Bennett], 1830: 693. Holotype: BMNH 1953.5. 10.5 (skin). Type locality: Sumatra, Indonesia. Local synonymy: Atelomyoterus marmoratus — Filewood, 1973: 7 (probably in PNG); Atelomycterus marmoratus — Compagno, 1984: 294 (northern PNG); Kailola, 1987: 12 (Western Papua; PNG north coast); White et al., 2018: 96, figs (PNG).

An annotated checklist of the chondrichthyans of Papua New Guinea

discussion

Remarks: No specimens available for this species in PNG. Specimens required to confirm that they are conspecific with A. marmoratus; appears to be restricted to the northern coastline.

An annotated checklist of the chondrichthyans of Papua New Guinea