A new species of Dixonius Bauer, Good, and Branch, 1997 (Squamata: Gekkonidae) ranging through the Cardamon Mountains of Cambodia to the southern Mekong Delta of Vietnam Author Grismer, L. Lee 0000-0001-8422-3698 Department of Herpetology, San Diego Natural History Museum, P. O. Box 121390, San Diego, California 92112 USA grismer@lasierra.edu Author Neang, Thy Wild Earth Allies, 77 a, Street Beton, Bayap Village, Sangkat Phnom Penh Thmei, Khan Sen Sok, Phnom Penh, Cambodia Author Tri, Ngo Van Institute of Life Sciences, Vietnam Academy of Science and Technology, 9 / 621 Vo Nguyen Giap Highway, Linh Xuan Ward, Thu Đuc City, Hochiminh City, Vietnam Author Grismer, Jesse L. 0000-0001-8422-3698 grismer@lasierra.edu text Zootaxa 2025 2025-11-05 5717 2 180 206 https://doi.org/10.11646/zootaxa.5717.2.2 journal article 313845 10.11646/zootaxa.5717.2.2 fb2a4574-389f-4553-9564-f38dddd3a22f 1175-5326 17890208 D8B09AF0-D8BB-45B5-BDF6-9224EBFBA438

TABLE 4. Raw morphometric, meristic, and color pattern characters for the type series of Dixonius luuhoangorum sp. nov. from southern Cambodia and Vietnam. f=female, m=male, b=broken, r=regenerated, /= data unavailable.

Vietnam
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institution number	LSUHC 9262	LSUHC 9259	LSUHC 9268	LSUHC 9263	LSUHC 9264	LSUHC 9260	LSUHC 9265	LSUHC 8741	LSUHC 8739	LSUHC 9261
locality	Hon Chong	Hon Chong	Hon Chong	Hon Chong	Hon Chong	Hon Chong	Hon Chong	Ba Trai	Ba Trai	Ba Trai
type designation	holotype	paratype	paratype	paratype	paratype	paratype	paratype	paratype	paratype	paratype
Morphometric and Sex
sex	m	f	f	m	gravid	m	f	gravid	f	f
snout-vent length (SVL)	48.5	49.4	45.7	46.0	48.3	44.1	34.8	44.3	47.8	50.0
axilla-groin length (AG)	21.7	22.4	21.1	19.8	22.6	19.3	16.7	18.1	19.8	22.9
tail length (Tal)	50.0	48.8	43.7	46.0r	44.0r	28.1r	36.6	no tail	b	49.0
tail width (TW)	5.0	4.7	4.5	4.9	4.4	4.2	2.9	4.0	4.7	4.4
body width (BW)	9.1	10.3	9.3	10.7	11.0	8.1	6.5	11.1	10.2	10.0
head length (HL)	13.6	13.2	13.0	13.5	13.4	12.6	10.2	12.0	13.6	13.1
head width (HW)	8.6	8.4	8.3	8.7	8.4	7.7	6.0	8.0	8.4	8.6
head depth (HD)	5.8	5.7	5.1	5.6	5.4	4.8	3.8	5.5	6.1	5.2
tibia length (TBL)	7.7	7.6	7.3	7.7	7.7	6.2	5.8	7.3	8.3	7.3
femur length (FL)	7.7	8.9	7.6	8.9	7.7	6.9	5.8	7.8	6.2	7.5
forearm length (FA)	6.7	6.4	6.2	6.6	6.4	6.1	4.5	5.2	6.6	6.7
brachium length (BL)	6.7	7.4	6.1	6.6	6.5	6.3	4.7	6.1	/	6.7
eyeball diameter (ED)	2.7	2.7	2.6	2.9	2.6	2.3	2.3	2.6	3.0	2.7
orbit diameter (OD)	3.6	3.3	3.5	3.8	3.4	3.7	2.9	3.8	4.4	3.8
orbit-naris (ON)	3.5	3.6	3.4	3.5	3.1	3.3	2.7	3.1	3.6	3.6
orbit-snout (OS)	5.0	5.1	4.7	4.8	4.7	4.5	3.7	4.6	4.9	5.0
orbit-ear (EE)	3.3	3.4	3.2	3.5	3.5	3.1	2.2	3	3.7	3.7
ear length (EL)	1.7	1.5	1.6	1.4	1.3	1.9	1.2	1.5	1.6	1.8
internarial distance (IN)	1.6	1.5	1.5	1.7	1.7	1.6	1.3	1.6	1.5	1.6
interorbital distance (IO)	2.5	2.8	2.9	3.4	3.2	2.7	2.6	2.5	2.9	3.0
Meristic
suprlabilas (SL)	7	8	8	7	7	7	9	7	8	7
institution number	LSUHC 9262	LSUHC 9259	LSUHC 9268	LSUHC 9263	LSUHC 9264	LSUHC 9260	LSUHC 9265	LSUHC 8741	LSUHC 8739	LSUHC 9261
locality	Hon Chong	Hon Chong	Hon Chong	Hon Chong	Hon Chong	Hon Chong	Hon Chong	Ba Trai	Ba Trai	Ba Trai
no. SL and midorbital position (M0)	6	6	7	6	5	6	6	5	6	5
infralabials (IL)	6	6	7	6	6	6	6	6	6	6
interorbital scales (ISO)	10	10	12	11	11	12	11	10	10	10
interciliary scales (ICS)	32	32	40	33	35	36	36	38	32	36
ventral scales (VS)	14	15	15	16	17	18	19	20	18	17
longitudinal rows of dorsal tuberlces (DTR)	16	15	13	14	13	14	13	15	13	13
paravertebral tubercles (PVT)	25	23	24	23	27	25	26	23	26	27
subdigital 4th toe lamellae (T4)	13	15	13	13	14	13	15	13	13	15
subdigital 4th finger lamellae (F4)	10	10	11	12	11	11	10	11	11	10
precloacal pores in males (PP)	6	/	/	5	/	6	/	/	/	/
precloacal scales (PS)	8	9	11	10	damaged	11	9	10	11	7
Color pattern
canthal stripe (CanthStrp)	present	present	present	present	present	present	present	present	present	present
distinct barring on lips (LipBar)	no	no	no	no	no	no	no	no	no	no
irregular head blotches (RdHdBlch)	chevron	chevron	chevron	chevron	chevron	chevron	chevron	chevron	chevron	chevron
irregular dorsum blotches (RdBodBlch)	irregular bands	irregular bands	irregular bands	small spots	small spots	unicolor	irregular bands	irregular bands	irregular bands	irregular bands
pale tubercles on flanks (Tub)	present	present	present	present	present	present	present	present	present	present