Heminodus philippinus


Summary:
A pale red peristediid becoming whitish below, with yellowish-green spots dorsally, mostly whitish fins, and two dusky bands on the pectoral fin. The species has 1-2 barbels on the lip, no barbels on the chin, a short triangular rostral projection, no antrose spines (anteriorly directed spine) on the upper lateral bony plates of the caudal peduncle. 

Cite this page as:
Bray, D.J. 2023, Heminodus philippinus in Fishes of Australia, accessed 29 Mar 2024, https://fishesofaustralia.net.au/home/species/5504

Heminodus philippinus

More Info


Distribution

Muirhead Seamount, Cocos (Keeling) Islands, and W of Bernier Island to WNW of Coral Bay, Western Australia,

Features

Dorsal fin VI-VIII + 18-21; Anal fin 18-19. 
Body fusiform, covered with bony plates; head large, depressed; snout broad with short, triangular rostral projection on each side, nearly parallel to each other; interorbital region concave with no distinct ridges; head with supraocular, parietal, posttemporal, opercular, and preopercular spines; mouth large, inferior mouth, posterior tip of upper jaw reaching to below anterior border of orbit; villiform teeth in upper jaw; teeth absent from lower jaw, vomer and palatine; lips with 1-2 short barbels, none on chin. 
Body plates arranged in 4 rows, each with a single, posteriorly-directed spine; plates in upper lateral row lack anteriorly directed spine; anterior 4-5 plates small; lower lateral row of bony plates ending at caudal peduncle, separated from the other side; 4-5 plates anterior to anus ventrally, anterior-most plate the largest.
Dorsal-fin origin between first and second bony plates in dorsal row, ending anteriorly on caudal peduncle; anal fin origin just behind anus, also terminating on anterior part of caudal peduncle; pectoral fin almost reaching posteriorly to anus; 2 ventral-most pectoral-fin rays detached, large and thickened; pelvic fin reach posteriorly to point between origin of dorsal and anal fins.

Author

Bray, D.J. 2023

Resources

Atlas of Living Australia

Heminodus philippinus

References


Kamohara, T. 1952.Studies on the family Peristediidae found in Japan. Japanese Journal of Ichthyology 2: 1-13 https://doi.org/10.11369/jji1950.2.1 [In Japanese with English summary]

Kawai, T. & Nakaya, K. 2007. Redescription of a Rare Armored Gurnard, Heminodus philippinus (Actinopterygii: Teleostei: Peristediidae). Species Diversity 12: 167-173. https://doi.org/10.12782/specdiv.12.167

Smith, H.M. 1917. New genera of deep-water gurnards (Peristediidae) from the Philippine Islands. Proceedings of the Biological Society of Washington 30: 145-146. See ref at BHL

Williams, A., Last, P.R., Gomon, M.F. & Paxton, J.R. 1996. Species composition and checklist of the demersal ichthyofauna of the continental slope off Western Australia (20–35º). Records of the Western Australian Museum 18: 135-155 (as Heminodus sp. A) See ref online

Quick Facts


CAAB Code:37288907

Depth:200-570 m

Habitat:Soft sediment areas

Max Size:9 cm TL

Species Maps

CAAB distribution map