Larval tapeworms (Platyhelminthes, Cestoda) from sciaenid fishes of the southern coast of Brazil Author Jr, Joaber Pereira Departamento de Ciências Morfobiológicas, Fundação Universidade Federal do Rio Grande, Caixa Postal 474, Rio Grande, R. G. do Sul 96650 - 900 (Brazil) dmbjpj @ super. furg. br dmbjpj@super.furg.br Author Boeger, Walter A. Departamento de Zoologia, Universidade Federal do Paraná, Caixa Postal 19073, Curitiba, Paraná, 81530 (Brazil) and Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq) wboeger @ ufpr. br. wboeger@ufpr.br text Zoosystema 2005 27 1 5 25 journal article 10.5281/zenodo.5397601 1638-9387 5397601 Heteronybelinia estigmena ( Dollfus, 1960 ) ( Fig. 2 D-F) HOST. — Cynoscion jamaicensis (NH) (IGD) (LH = 26.2-27.0; P = 3.33; MI = 1.0; MA = 3.03). SITE OF INFECTION. — Coelomic cavity. SPECIMENS DEPOSITED. — CHIOC 33796; MNHN- C-IX-144 (JJ 1384-3-1 ). DESCRIPTION (based on two specimens ) Scolex craspedote 1.01-1.10 long, bothridia 0.48-0.58 long, overlapping apices of bulbs. Maximum width 0.30-0.40, at level of the posterior portion of bothridia. Bulbs 0.26- 0.30 long, 0.05-0.08 wide. Length/width ratio of bulbs 3.75-5.20. Total length/length ratio of bulbs 2.1-3.6. Sheaths regularly coiled at base. Velum 0.11-0.18 long; appendix 0.17- 0.18 long. Hooks uncinate in continuous spirals; hooks of bothridial and antibothridial faces significantly different in size; hooks of antibothridial face ( 6-8 mm ) long, base (6-8 μm) wide, hooks of bothridial face (3-3 μm) long, base (3- 3 μm) wide. REMARKS