Freckled Dwarfgoby, Eviota lentiginosa Greenfield & Randall 2017


Other Names: Frecked Dwarfgoby

Holotype of Freckled Dwarfgoby, Eviota lentiginosa, QM I.40817, 13.4 mm SL, male, Norfolk Island, Australia. Source: John E. Randall, Fig. 2, in Greenfield & Randall (2017) Journal of the Ocean Science Foundation 29: 66–71. License: CC by Attribution

Summary:
A very small yellow dwarfgoby covered in tiny dark spots, known only from the Australian Territory of Norfolk Island in the Tasman Sea..

Cite this page as:
Bray, D.J. 2020, Eviota lentiginosa in Fishes of Australia, accessed 02 Dec 2022, https://fishesofaustralia.net.au/home/species/5395

Freckled Dwarfgoby, Eviota lentiginosa Greenfield & Randall 2017

More Info


Distribution

Endemic to the Australian territory of Norfolk Island in the Tasman Sea. The species is known only from 2 specimens collected from a cave in near Bombora Rock, Sydney Bay, Norfolk Island, approx. –29.062°, 167.943°, depth 13.5 m.The specimens were collected from a cave.

Features

Dorsal fin VI + I, 8; Anal fin I, 8; Pectoral fin 16-17; Lateral-line scales 23-24; Transverse scale rows 6.
Body slender, depth 19.4-19.7% SL; head length 29.1-30.6% SL; eye diameter 10.2-10.4% SL; snout length 3.9-5.6% SL; distance to origin of first dorsal fin 37.8-38.8% SL, first dorsal-fin origin lying behind posterior margin of pectoral-fin base; distance to origin of second dorsal fin 57.8-61.4% SL; second dorsal-fin origin in advance of anal-fin origin; distance to origin of anal fin 62.3-63.0% SL; caudal peduncle length 20.9-22.4% SL; caudal-peduncle depth 10.8-11.8% SL
Front of head rounded with tangent to apex of its curve about 60° from horizontal axis; mouth slanted obliquely upwards, forming an angle of about 70° to horizontal axis of body; lower jaw slightly projecting; maxilla extending posteriorly to level of front of pupil; anterior narial tube short, not reaching posterior margin of upper lip; gill opening extending forward to a vertical at posteroventral edge of vertical limb of preoperculum; cephalic sensory-canal pore system lacking only an IT pore; cutaneous sensory papillae pattern obscure; male urogenital papilla a flat rounded plate; urogenital papilla of female small and rounded.
First dorsal fin triangular, first spine filamentous, reaching to first soft ray of second dorsal fin when adpressed. Pectoral-fin rays apparently unbranched (but ends broken), fin long and apparently pointed, reaching at least to below middle of second dorsal fin. Fifth pelvic-fin ray absent; fourth pelvic-fin ray broken, except for part of one ray with 2 elongate branches on paratype.

Etymology

The specific name is from the Latin lentiginosus (= full of freckles), in reference to the many tiny dark spots covering the yellow head and body.

Species Citation

Eviota lentiginosa Greenfield & Randall 2017, Journal of the Ocean Science Foundation 29: 66–71. Type locality: Australia, Norfolk Island, Sydney Bay near Bombora Rock, approx. –29.062°, 167.943°, cave, 13.5 m.

Author

Bray, D.J. 2020

Resources

Atlas of Living Australia

Freckled Dwarfgoby, Eviota lentiginosa Greenfield & Randall 2017

References


Greenfield, D.W. & Randall, J.E. 2017. Eviota lentiginosa, a new dwarfgoby from Norfolk Island, Australia (Teleostei: Gobiidae). Journal of the Ocean Science Foundation 29: 66–71. http://dx.doi.org/10.5281/zenodo.1117964 Open access

Quick Facts


Depth:13.5 m

Habitat:Reef associated

Max Size:1.34 cm SL

Native:Endemic (Norfolk Island)

Species Image Gallery

Species Maps

CAAB distribution map