Systematics of Spintherobolus (Teleostei: Characidae: Cheirodontinae) from eastern Brazil Author Weitzman, Stanley H. Division of Fishes, Department of Vertebrate Zoology, MRC- 159, Smithsonian Institution, Washington D. C. 20560, USA. Author Malabarba, Luiz R. Laboratório de Ictiologia, Museu de Ciências e Tecnologia, Pontifícia Universidade Católica do Rio Grande do Sul, Av. Ipiranga, 6681, CEP 90619 - 900, Porto Alegre, RS, Brazil, and Departamento de Zoologia, IB, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil. text Ichthyol. Explor. Freshwaters 1999 1999-01-01 10 1 1 43 journal article 293191 10.5281/zenodo.10881992 c69d6f9f-7a8a-46b2-90f3-7866ff70c2e9 0936-9902 10881992

Table 5. Morphometries of Spintherobolus leptoura. Table includes measurements of all type specimens. Values for the holotype are given separately.

	holotype	males				females
		n	low	high	mean	n	low	high	mean
Standard length [mm]	21.8	6	17.3	21.8	19.5	12	16.2	27.2	20.9
Percentage of standard length
Snout to anal-fin origin	58.7	6	57.3	61.9	58.9	12	58.6	62.2	60.5
Snout to dorsal-fin origin	56.0	6	53.8	56.0	55.3	12	53.5	57.0	55.5
Snout to pelvic-fin origin	44.5	6	42.2	44.5	43.4	12	37.4	45.1	41.6
Dorsal-fin base length	11.3	6	11.3	12.5	11.7	12	9.6	12.9	11.5
Anal-fin base length	21.1	6	21.1	22.9	21.9	12	21.0	24.0	22.8
Caudal peduncle length	18.4	6	16.7	21.5	18.8	12	15.2	18.1	163
Caudal peduncle depth	12.4	6	11.0	13.1	12.3	12	9.5	13.5	11.8
Depth at dorsal-fin origin	27.5	6	26.6	29.7	28.3	12	26.6	33.7	29.9
Dorsal-fin length	25.7	6	22.5	28.6	26.4	12	23.0	29.4	26.2
Pelvic-fin length	20.2	6	17.8	20.2	18.8	12	14.2	19.0	17.0
Pectoral-fin length	17.9	5	15.6	17.9	16.9	10	14.6	19.0	16.3
Bony head length	28.9	6	28.9	30.4	29.3	12	26.1	30.2	28.2
Percentage of head length
Snout length	19.5	6	19.0	22.4	19.9	12	18.9	23.2	20.9
Upper jaw length	19.5	6	19.0	21.4	19.9	12	18.4	22.9	21.0
Horizontal eye diameter	27.0	6	25.9	28.1	26.9	12	23.2	30.3	27.4
Least interorbital width	27.0	6	26.3	29.3	27.5	12	25.5	30.3	27.9