Smooth-snout Fathead, Onigocia lacrimalis Imamura & Knapp 2009

Cite this page as:
Bray, D.J. 2019, Onigocia lacrimalis in Fishes of Australia, accessed 22 Feb 2024,

Smooth-snout Fathead, Onigocia lacrimalis Imamura & Knapp 2009

More Info


In the Australian EEZ - from the northern part of the Norfolk Ridge, south of Norfolk Island, Tasman Sea. Elsewhere the species occurs in the Chesterfield Islands, Coral Sea.


Dorsal fin VIII-IX, 12-13; Anal fin rays 12; Branched caudal-fin rays 8; Pectoral fin 21-25; Gill rakers 0 + 4-5; anterior scales in the lateral line 2-4 with a spine.
Head with a single preocular spine, gill rakers absent on upper arch, ocular and interopercular flaps present, and distinct antrorse lachrymal spines present.


The specific name lacrimalis alludes to the characteristic absence of distinct antrorse lachrymal spines in this species.

Species Citation

Onigocia lacrimalis Imamura & Knapp 2009, Zootaxa 2008: 24, Figs.1-4. Type locality: Northern Norfolk Ridge, Tasman Sea, 29°54.39'S, 167°41.05'E, depth 111-115 m. 


Bray, D.J. 2019


Atlas of Living Australia

Smooth-snout Fathead, Onigocia lacrimalis Imamura & Knapp 2009


Imamura, H. 2011. Onigocia sibogae, a replacement name for a distinct species of flathead fish, Platycephalus grandisquamis Weber, 1913 (Teleostei: Platycephalidae). Zootaxa 3066: 52-60.

Imamura, H. 2012. Validity and redescription of the flathead fish, Onigocia macrocephala (Weber, 1913) (Teleostei: Playcephalidae). Zootaxa 3450: 23-32., open access

Imamura, H. 2016. Rediagnosis of Onigocia grandisquama (Actinopterygii: Perciformes: Platycephalidae) and comparison with congeners. Species Diversity 21: 151-159., open access

Imamura, H. & Knapp, L.W. 2009. A new species of the flathead genus Onigocia (Teleostei: Platycephalidae) collected from the Coral and Tasman Seas. Zootaxa 2008:3-28. 

Quick Facts

CAAB Code:37296059

Danger:Venomous spines

Depth:110-330 m


Max Size:14.5 cm SL

Species Maps

CAAB distribution map