Resurrection of the snailfish genus Allinectes (Teleostei: Cottiformes: Liparidae) for seven North Pacific species, including descriptions of three new species from Alaska Author Orr, James Wilder text Zootaxa 2025 2025-03-21 5609 3 301 334 https://doi.org/10.11646/zootaxa.5609.3.1 journal article 309346 10.11646/zootaxa.5609.3.1 f37a79d9-7d65-41ff-85b7-f9308890a3ba 1175-5326 15215135 4AA5686E-5B13-4CC2-9CD1-D73A5E68327F

TABLE 3. Proportional morphometric and meristic characters of three new species of Allinectes: A. istiophorus, A. busbyi, and A. nanstanorum. Morphometric data are given in percent standard length and presented as the range, followed by the mean +/– standard deviation (SD). Data not available are indicated with an en dash.

	A. istiophorus			A. busbyi	A. nanstanorum
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	n	Range	Mean±SD	Value	n	Range	Mean±SD
Standard length	68	62.7–120.5	100.4 ± 12.7	120	2	77.7–79.4	78.6 ± 1.3
%SL
Head length	68	19.9–24.9	22.4 ± 1.2	21.8	2	22.2–24.2	23.2 ± 1.5
Head width	34	10.0–13.3	11.8 ± 0.9	11.3	2	10.0–10.9	10.4 ± 0.7
Greatest body depth (at dorsal-fin origin)	33	11.8–20.3	16.0 ± 2.3	18.4	2	10.7–12.5	11.6 ± 1.3
Body depth at pelvic fin	34	10.8–18	14.1 ± 1.8	16.6	2	10.7–11.8	11.2 ± 0.8
Body depth at anal-fin origin	36	11.2–17.1	13.9 ± 1.5	15.5	2	10.7–11.5	11.1 ± 0.6
Snout length	35	5.6–8.7	7.1 ± 0.8	6.5	2	6.3–8.2	7.3 ± 1.3
Snout-tip length	35	0.0–1.9	1.1 ± 0.5	2.8	2	1.1–1.5	1.3 ± 0.3
Orbit length	44	6.3–8	7.1 ± 0.5	5.7	2	6.6–7.1	6.9 ± 0.4
Orbit depth	60	4.5–7.4	5.5 ± 0.7	3.5	1	5.1
Post-orbit length	35	7.1–10	8.6 ± 0.9	9.6	2	8.9–9.6	9.2 ± 0.6
Interorbital width (bony)	35	3.3–5.8	4.4 ± 0.6	4.0	2	3.2–3.3	3.2 ± 0.1
Interorbital width (fleshy)	35	5.0–9.2	7.3 ± 1.1	6.8	2	6.3–6.4	6.4 ± 0.1
Suborbital depth to upper jaw	34	1.8–3.9	2.7 ± 0.5	2.5	2	2.0–2.8	2.4 ± 0.6
Suborbital depth to lower jaw	34	4.4–6.4	5.4 ± 0.5	5.1	2	4.9–5.8	5.4 ± 0.7
Mouth width	34	9.0–16.1	11.7 ± 1.6	11.0	2	10.9–12.8	11.8 ± 1.4
Maxilla length	35	8.0–10.5	9.3 ± 0.7	8.4	2	7.4–10.1	8.7 ± 2.0
Mandible length	35	8.9–11.9	10.2 ± 0.8	9.2	2	9.2–11.2	10.2 ± 1.5
Gill slit length	36	4.8–6.7	5.7 ± 0.6	5.2	2	5.7–5.8	5.8 ± 0.1
Pectoral-fin length	36	15.2–19.5	17.0 ± 1.0	18.2	2	15.9–18.5	17.2 ± 1.8
Lower lobe of pectoral fin length	36	13.1–24.3	18.6 ± 2.5	22.8	2	13.3–19.1	16.2 ± 4.2
Notch ray of pectoral fin length	34	4.7–9.9	6.9 ± 1.3	7.1	2	7.3–7.6	7.4 ± 0.3
Pre-dorsal-fin length	34	23.2–27.1	25.1 ± 1.1	23.0	2	23.7–24.4	24.0 ± 0.5
Pre-anal-fin length	35	33.9–41.7	37.7 ± 1.9	38.5	2	34.9–35.4	35.2 ± 0.4
Snout to pelvic disk length	34	11.7–16.5	13.3 ± 1.2	12.2	2	12.1–12.5	12.3 ± 0.3
Snout to anus length	34	20.6–26.5	23.4 ± 1.2	23.0	2	20.3–21.3	20.8 ± 0.7
Pelvic-disk length	49	6.7–9.7	8.2 ± 0.7	8.8	2	6.5–7.3	6.9 ± 0.6
Pelvic-disk width (flattened)	48	5.5–8.9	7.3 ± 0.8	7.8	2	6.0–7.1	6.5 ± 0.9
Pelvic disk to anus length	46	0.8–4.0	2.1 ± 0.8	1.8	2	3.1–3.7	3.4 ± 0.5
Anus to anal fin length	34	11.7–17.4	14.7 ± 1.4	14.4	2	14.1–15.0	14.6 ± 0.7
Caudal-fin length	33	10.8–15.5	12.7 ± 1.2	13.3	2	14.7–16.3	15.5 ± 1.2
Dorsal-fin attachment to caudal fin length	33	3.0–5.5	4.0 ± 0.6	4.1	2	4.2–5.1	4.6 ± 0.7
Anal-fin attachment to caudal fin length	33	3.5–6.2	4.9 ± 0.8	5.0	2	4.4–5.3	4.9 ± 0.7
Caudal fin base depth	35	1.9–3.3	2.5 ± 0.3	3.2	2	2.2–2.4	2.3 ± 0.2
Nasal-tube length	34	0.5–1.6	1.1 ± 0.3	0.9	2	0.3–1.1	0.7 ± 0.6
	n	Range	Mean±SD	Value	n	Range	Mean±SD
Post anal-fin origin length	35	58.4–66.2	62.4 ± 1.9	61.5	2	64.7–65.2	64.9 ± 0.4
Pyloric caecum length	22	5.0–11.9	7.2 ± 1.8	–	1	5.2
Dorsal-fin ray 1 length	54	13.9–25.5	17.6 ± 2.3	13.2	2	7.4–8.3	7.8 ± 0.7
Dorsal-fin ray 2 length	57	7.8–18.8	13.0 ± 2.6	9.6	2	6.9–8.2	7.5 ± 1.0
Dorsal-fin ray 3 length	34	5.9–11.9	8.1 ± 1.6	5.5	2	6.1–7.9	7.0 ± 1.3
Dorsal-fin ray 4 length	34	4.6–8.6	6.6 ± 1	5.0	1	5.7
Dorsal-fin ray 5 length	33	4.2–9.2	6.5 ± 1.2	5.0	2	5.8–7.0	6.4 ± 0.9
Dorsal-fin ray 6 length	25	4.4–8.9	6.9 ± 1.2	5.7	2	7.2–8.3	7.8 ± 0.8
Dorsal-fin ray 7 length	16	4.6–9.0	7.4 ± 1.4	6.0	2	7.8–7.9	7.8 ± 0.1
Meristics
Dorsal-fin rays	53	43–47	45 ± 1.1	45	2	42–45	43.5 ± 2.2
Anal-fin rays	54	38–41	39.1 ± 1	38	2	37–38	37.5 ± 0.8
Pectoral-fin rays	43	32–37	34.4 ± 1.5	35	2	30–31	30.5 ± 0.8
Pectoral-fin lower lobe rays	43	6–10	8.6 ± 0.9	9	2	9
Principal caudal-fin rays	49	11–12	11.1 ± 0.2	11	2	11
Precaudal vertebrae	55	9–11	10 ± 0.5	10	2	10
Caudal vertebrae	55	38–41	39.1 ± 0.9	38	2	37–39	38.0 ± 1.5
Total vertebrae	56	48–51	49 ± 0.9	48	2	47–49	48.0 ± 1.5
Pterygiophores anterior to haemal spine I	46	1–3	2 ± 0.4	2	2	1–2	1.5 ± 0.8
Gill rakers	33	6–9	7.3 ± 0.9	7	2	6
Pyloric caeca	19	7–11	8.2 ± 1.4	–	1	5