Austrolebias jaegari (Cyprinodontiformes: Rivulidae: Cynolebiatinae): a new annual fish from the Laguna dos Patos system, southern Brazil, with a redescription of A. gymnoventris (Amato) Author Costa, Wilson J. E. M. Laboratório de Ictiologia Geral e Aplicada, Departamento de Zoologia, Universidade Federal do Rio de Janeiro, Cidade Universitaria, Caixa Postal 68049, CEP 21944 - 970, Rio de Janeiro, RJ, Brazil. wcosta@ acd.ufrj.br Author Cheffe, Morevy M. Laboratório de Ictiologia, Museu de História Natural, Universidade Católica de Pelotas, Rua Felix da Cunha, 412, CEP 96010 - 000, Pelotas, RS, Brazil. mcheffe@hotmail.com. text aqua, Journal of Ichthyology and Aquatic Biology 2002 2022-10-31 6 2 83 88 journal article 292461 10.5281/zenodo.10913148 1425815a-41bd-4606-9065-fa7150a42d34 10913148

Table I. Morphometric data of Austrolebias jaegari.

		males				females
	Holotype		Paratypes
	MCP 28574	MUCP 2538	MUCP 2538	MUCP 2538	MUCP 2538	MUCP 2583	MUCP 2518	MCP 28575	MCP 28575	MUCP 2518
SL [mm]	30.4	29.3	28.8	28.3	26.9	28.5	23.5	23.4	23.0	22.8
in percents of standard length
Body depth	35.4	33.0	34.3	36.8	35.3	35.1	35.8	34.6	33.1	35.1
Caudal peduncle depth	16.2	15.2	15.6	17.0	16.0	16.4	16.1	14.4	15.7	16.1
Predorsal length	45.3	40.0	46.4	48.5	44.5	58.9	55.2	58.8	58.3	59.0
Prepelvic length	45.8	44.7	45.7	48.0	45.5	55.6	54.3	54.8	53.3	56.8
Length of dorsal fin base	50.2	54.3	48.1	50.3	51.5	32.8	40.1	38.2	38.6	38.3
Length of anal fin base	45.7	47.5	45.8	47.5	47.8	26.8	30.8	30.1	32.5	30.2
Caudal fin length	35.1	31.6	-	-	38.1	-	-	42.3	-	40.3
Pectoral fin length	28.7	26.3	27.8	29.2	28.8	28.9	-	29.9	28.4	27.8
Pelvic fin length	11.3	9.6	11.0	11.5	9.4	13.0	-	11.0	12.3	13.2
Head length	27.5	26.7	27.3	28.9	29.1	31.3	30.8	31.9	30.2	31.4
Head depth	28.6	26.5	28.8	29.9	29.2	31.4	28.5	28.4	29.0	28.6
Head width	18.3	18.8	19.3	21.1	19.4	22.1	21.6	21.5	21.3	22.5
Snout length	4.2	4.3	4.3	3.9	4.3	3.9	4.9	4.7	4.7	4.4
Lower jaw length	6.8	4.1	6.8	7.2	6.8	5.6	6.1	6.6	6.7	6.2
Eye diameter	9.3	9.0	9.2	9.8	9.9	10.8	10.5	11.2	10.3	11.0