Lepusigobius, a new generic name proposed for Gobiosoma pallida Herre, 1934 (Gobiiformes: Gobiidae) from west Pacific with re-description of the species Author Suzuki, Toshiyuki 0009-0004-2568-9227 Osaka Museum of Natural History, 1 - 23 Nagai Park, Higashi-sumiyoshi, Osaka 546 - 0034, Japan. trimma-toshiyuki@hop.ocn.ne.jp Author Li, Hsien-En 0000-0002-5964-3292 Institute of Marine Biology, National Taiwan Ocean University, Keelung, 202301, Taiwan, R. O. C. seanlee22@hotmail.com Author Chen, I-Shiung Institute of Marine Biology, National Taiwan Ocean University, Keelung, 202301, Taiwan, R. O. C. & Center of Excellence for the Oceans, National Taiwan Ocean University, Keelung, 202301, Taiwan, R. O. C. text Zootaxa 2025 2025-12-30 5738 1 13 26 https://doi.org/10.11646/zootaxa.5738.1.5 journal article 314601 10.11646/zootaxa.5738.1.5 d537fd46-e616-4f3c-b0db-de704ef6b9b9 1175-5326 19138600 56C34215-C896-4077-B6C1-01CCE0226C62

TABLE 2. Comparison of the sensory canal and head neuromast organ of Lepusigobius with selected gobiid genera. Asterisks mark the characters that are uncertain in the type species but belong to most congeneric species.

Genus	Lepusigobius gen. nov.	Amblyeleotris Bleeker, 1874	Schismatogobius de Beaufort, 1912	Cryptocentrioides Popta, 1922	Vanderhorstia Smith, 1949	Parkraemeria Whitley, 1951	Tomiyamichthys Smith, 1956	Flabelligobius Smith, 1956	Ctenogobiops Smith, 1959	Stonogobiops Polunin & Lubbok, 1977
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Type sp.	Gobiosoma pallida Herre, 1934	Eleotris periophthalmus Bleeker, 1853	Schismatogobius bruynisi de Beaufort, 1912	Cryptocentroides dentatus (= Cryptocentroides insignis) Popta, 1922	Gobius delagoae Barnard, 1937	Parkraemeria ornata Whitley, 1951	Cryptocentrus oni Tomiyama, 1936	Flabelligobius fourmanoiri Smith, 1956	Ctenogobiops crocineus Smith, 1959	Stonogobiops dracula Polunin & Lubbok, 1977
Sensory canal and pore
AOC & pores	Present, σ, λ(s), κ(s), α, β	Present, σ, λ(s), κ(s), ω, α, β, ρ	Present, σ, κ(s), α	Present, σ, λ(s), κ(s), ω, α, β, ρ	Present, σ, λ(s), κ(s), ω, α, β, ρ*	Present, σ, κ(s), α	Present, σ, λ(s), κ(s), ω, α, ρ	Present, σ, λ(s), κ(s), ω, α, β, ρ	Present, σ, λ(s), κ(s), ω, α, β, ρ	Present, σ, λ(s), κ(s), ω, α
POC & pores	Absent	Present, Θ, τ	Present, Θ, τ	Present, Θ, τ	Present, Θ, τ*	Absent	Absent	Present, Θ, τ	Present, Θ, τ	Absent
Pop C & pores	Absent	Present, γ, δ, ε	Present, γ, ε	Present, γ, δ, ε	Present, γ, δ, ε*	Present, δ, ε	Present, γ, ε	Present, γ, δ, ε	Present, γ, δ, ε	Present, γ, δ
Neuromast organs
Type	Transverse	Transverse	Longitudinal*	Longitudinal	Longitudinal	Longitudinal	Longitudinal	Longitudinal	Longitudinal	Transverse
Infraorbital row	6 short papillae rows radiating from orbit	6 short papillae rows radiating from orbit	Reaching beyond anterior edge of orbit*	Reaching beyond anterior edge of orbit	Reaching upper jaw downwardly	Reaching midpoint of orbit downwardly	Slightly reaching beyond midpoint of orbit	Reaching upper jaw with several transverse rows	Loosely arranged to horizontal point of pore γ	Four to five rows of papillae radiating from orbit
Row b	Not exceeding posterior margin of orbit	Not exceeding posterior margin of orbit anteriorly	Midway between orbit and edge of preopercle*	From vertical midline of orbit to midline of preopercle	A little exceeding posterior margin of orbit anteriorly*	Midway between orbit and edge of preopercle	From vertical midline of orbit to midline of preopercle	From vertical midline of orbit to midline of preopercle	Not reaching beyond midline of orbit	Extending posteriorly to upper edge of preopercle*
Row c	Absent	Absent	Moderately long, terminus close to posterior end of row b	Not exceeding posterior margin of eye posteriorly	Moderately long, terminus close to anterior end of rows a and b	Interrupted, reaching anterior end of row b posteriorly	Short, not exceeding posterior margin of eye posteriorly	Posterior nostril to midline of preopercle with several additional transverse rows	Extending from pore α, not reaching beyond vertical point of rear edge of orbit*	Absent
Row d	Length shorter than eye diameter, not touching upper jaw anteriorly	Starting from upper jaw, extending beyond posterior margin of orbit	Extending from anterior nostril, ending beyond midpoint of preopercle*	Extending from anterior nostril, ending beyond midpoint of preopercle	Extending from upper jaw to vertical point of posterior margin of orbit*	Extending from upper jaw, length about eye diameter	Extending obliquely to midpoint of preopercle	Extending from upper jaw to midline of preopercle	Starting from upper jaw, extending to vertical point of posterior margin of orbit*	Intensely interrupted,
Row f	Paired longitudinal rows of two papillae	Paried single papillae	Paried single papillae*	Paried single papillae*	Paried single papillae*	Transverse row of single papillae	Transverse row of single papillae	Transverse row of single papillae	Paried single papillae	Paired rows of several papillae
Type sp.	Gobiosoma pallida Herre, 1934	Eleotris periophthalmus Bleeker, 1853	Schismatogobius bruynisi de Beaufort, 1912	Cryptocentroides dentatus (= Cryptocentroides insignis) Popta, 1922	Gobius delagoae Barnard, 1937	Parkraemeria ornata Whitley, 1951	Cryptocentrus oni Tomiyama, 1936	Flabelligobius fourmanoiri Smith, 1956	Ctenogobiops crocineus Smith, 1959	Stonogobiops dracula Polunin & Lubbok, 1977
Axial skeleton
D1 pterygiophore	3-12201	3-22110	3-12210*	3-22110	3-22110*	3-22110	3-22110	3-22110	3-22110	3-22110*
PreCV+CV	10+16	10+16	10+16*	10+16	10+16*	10+16	10+16	10+16	10+16	10+16
External morphology
Upper lip notch	Present	Absent	Absent	Absent	Absent	Absent	Absent	Absent	Absent	Absent
Squamation	Completely naked	Both cycloid and ctenoid scale	Completely naked	Both cycloid and ctenoid scale	All cycloid	Completely naked	All cycloid	All cycloid	Both cycloid and ctenoid scale	All cycloid
Predorsal squamation	Naked	Naked	Naked	Naked	Cycloid scales, midline naked	Naked	Naked	Naked	Naked	Cycloid scales, midline naked
Trunk squamation	Naked	Cycloid anteriorly, ctenoid at posterior 2/3*	Naked	Only cycloid anterior to D2 origin	All cycloid*	Naked	All cycloid	All cycloid*	Cycloid only on belly and below D2 origin	All cycloid
Anterior extent of gill openings	Vertical position of row os	Vertical position of pore α	Vertical position of row ot *	Just anterior to the pectoral girdle	Vertical position of posterior margin of orbit *	Vertical point of edge of preopercle	Vertical position of row os	Vertical point of edge of preopercle	Vertical point of orbit	Upper pectoral fin base to vertical position of pore α
D1 elongation	4th spine longest, filamentous in male	No elongation in both sexes*	No elongation in both sexes*	3rd spine elongated in male	5th spine elongated in male	No elongation in both sexes	3rd spine longest but not elongated in male	1st spine elongated and filamentous in male	2nd spine longest but not elongated in male	No elongation in both sexes
D1-D2 connection	Basally connected	Not connected	Not connected*	Not connected	Not connected	Significantly connected	Not connected	Not connected	Well separated	Well separated
D2	11–12	12	9	13	13	12–15	11	12	11	10
A	12	12	9	12	13	13–14	11	12	11	9
Pelvic fin frenum	Present, scalloped margin	Absent	Well developed	Well developed	Present, thin, smooth margin*	Well developed	Well developed	Well developed	Well developed	Well developed
Pelvic fin fusing	Well connected, forming a cup	Connected only at base of fifth ray	Well developed	Well developed	Wellconnected*	Well connected, disc flat and oblong	Well-connected	Wellconnected	Wellconnected	Wellconnected