Glyptothorax heokheei, a new species of catfish (Teleostei: Sisoridae) from the Brahmaputra River drainage, Arunachal Pradesh, Northeast India Author Singh, Pratima 0000-0002-3785-3918 Zoological Survey of India, Freshwater Fish Section, 27 J. L. Nehru Road, Kolkata, India & singhpratimakol @ gmail. com; https: // orcid. org / 0000 - 0002 - 3785 - 3918 singhpratimakol@gmail.com Author Chowdhury, Basudhara Roy 0000-0001-7356-6441 Zoological Survey of India, Freshwater Fish Section, 27 J. L. Nehru Road, Kolkata, India & basudhararoychowdhury @ rocketmail. com; https: // orcid. org / 0000 - 0001 - 7356 - 6441 basudhararoychowdhury@rocketmail.com Author Gurumayum, Shantabala Devi 0000-0003-0917-8158 Zoological Survey of India, Arunachal Pradesh Regional Centre, Senki Valley, Itanagar, Arunachal Pradesh, India & santaguru @ refiffmail. com; https: // orcid. org / 0000 - 0003 - 0917 - 8158 santaguru@refiffmail.com Author Kosygin, Laishram 0000-0002-9566-2247 Zoological Survey of India, Freshwater Fish Section, 27 J. L. Nehru Road, Kolkata, India & lkzsi 5 @ yahoo. com; https: // orcid. org / 0000 - 0002 - 9566 - 2247 lkzsi5@yahoo.com text Zootaxa 2023 2023-12-08 5383 1 75 82 https://www.mapress.com/zt/article/download/zootaxa.5383.1.6/52441 journal article 281027 10.11646/zootaxa.5383.1.6 6574f0d6-27c3-4e8b-ae8a-e37d774f5971 1175-5326 10301472 DF7AA4C1-DE85-4D6D-A6DE-5D07DB1B0F47

TABLE 1. Morphometric data of holotype (ZSI FF 9555) and four paratypes (ZSI FF 9556) of Glyptothorax heokheei.

	Holotype	Range	Mean	sd
Standard length (in mm)	152.0	102.4–152.0
In percent of standard length
Head length	28.8	25.1–28.8	27.1	1.4
Body depth at dorsal-fin origin	14.3	11.4–15.1	13.3	1.4
Body depth at anus	12.8	12.8–14.1	13.5	0.6
Predorsal length	38.7	33.9–38.7	36.2	1.8
Prepectoral length	23.2	19.6-23.2	21.2	1.5
Prepelvic length	54.3	46.2–54.3	49	3.3
Preanal length	71.4	61.6–71.4	65.6	3.6
Dorsal-fin height	17.8	15.8–17.8	16.6	0.8
Dorsal-fin spine length	12.9	10.4–12.9	11.5	1.2
Dorsal-fin base length	9.8	9.8–10.9	10.4	0.4
Dorsal-to-adipose fin distance	24.5	19.8–25.0	22.2	2.3
Post-adipose distance	16.8	16.0–8.4	17.2	0.9
Adipose-fin base length	10.0	10.0–13.1	12.2	1.3
Pectoral-fin length	21.2	16.7–21.2	18.8	1.9
Pelvic-fin length	15.2	12.2–15.2	14.4	1.2
Anal-fin length	17.9	18.5–22.2	19.8	1.8
Anal-fin base length	11.8	11.8–14.8	13	1.2
Caudal-peduncle length	17.4	17.4–22.9	19.9	2.1
Caudal-peduncle depth	6.6	6.6–8.6	8.08	0.8
Caudal-fin length	24.1	24.1–29.1	25.9	2.1
Adhesive apparatus length	9.7	9.5–10.3	9.8	0.3
Adhesive apparatus width	10.6	10.6–12.1	11.7	0.6
In percent of head length
Head depth at occiput	39	35–43	40.1	3.3
Head width (maximum)	74	67–81	72.3	5.4
Orbital diameter	6	6–11	8.28	1.9
Snout length	52	44–52	46.5	3.4
Interorbital width	20	12–20	15.3	2.9
Nasal barbel length	31	31–51	40.3	8.3
Maxillary barbel length	65	65–89	78.8	10
Inner mandibular barbel length	19	19–30	26.4	4.4
Outer mandibular barbel length	37	37–63	52.7	11
Mouth width	46	31–46	35.8	6.1