Progrillotia Dollfus, 1946

Jr, Joaber Pereira & Boeger, Walter A., 2005, Larval tapeworms (Platyhelminthes, Cestoda) from sciaenid fishes of the southern coast of Brazil, Zoosystema 27 (1), pp. 5-25 : 12

Genus Progrillotia Dollfus, 1946

AMENDED DIAGNOSIS. — Scolex acraspedote. Posterior margins of bothridia not notched. Tentacular armature with longitudinal bands of hooks in external face; basal armature present or not. Bulbs long, variable,

with or without prebulbar organ. Testes in longitudinal bands, anterior to ovary; accessory seminal vesicle absent. Ovary at posterior extremity of proglottid. In Sciaenidae Cuvier, 1817 (intermediary hosts) and Elasmobranchii (definitive hosts).

Progrillotia dollfusi Carvajal & Rego, 1983 ( Figs 4 ; 5 )

TYPE HOST. — Cynoscion guatucupa (= C. striatus

(Cuvier, 1829) according to Figueiredo (1992)) (LH =

9.8-46.0; P = 90.48; MI = 2683.46; MA = 2427.90).

OTHER HOSTS. — Cynoscion jamaicensis (LH = 9.4-

34.6; P = 81.67; MI = 433.45; MA = 353.98);

Macrodon ancylodon (LH = 6.8-36.3; P = 96.67; MI =

792.21; MA = 765.8); Ctenosciaena gracilicirrhus (LH

= 13.3-25.4; P = 54.54; MI = 5.83; MA = 3.18);

Umbrina canosai (LH = 11.0-36.5; P = 50.0; MI =

42.10; MA = 21.05); Menticirrhus americanus (LH =

24.2-26.6; P = 4.08; MI = 2.0; MA = 0.08);

Menticirrhus littoralis (LH = 25.4-31.6; P = 3.39; MI =

1.5; MA = 0.05); Paralonchurus brasiliensis (LH = 4.7-

17.4; P = 3.73; MI = 1.4; MA = 0.05); Micropogonias furnieri (LH = 28.0; P = 0.56; MI = 2.0; MA = 0.01)

(all NH).

TYPE LOCALITY. — Rio de Janeiro, RJ ( Brazil).

ADDITIONAL LOCALITY. — Rio Grande, RS ( Brazil)

(IGD).

SITE OF INFECTION. — Coelomic cavity.

MATERIAL EXAMINED. — Paratypes CHIOC 32018 b-

d. Vouchers CHIOC 33725 to 33735; USNPC

86903 to 86923; HWML 39254 to 39284; MNHN-

C-IX-144 (JJ 1009-1-5-6; JJ 1294-1-1; JJ 1304-1-2;

JJ 1383-1-9; JJ 1424-1-2; JJ 1491-1-7; JJ 1571-2-1).

Figures

FIG. 4. — Progrillotia dollfusi Carvajal & Rego, 1983; A, larva in toto; B, longitudinal section of the bulb showing implantation of the retrator muscle (rm) in the tentacle and glandular cells (gc) (schematic); C, internal face, metabasal armature; D, internal face, basal armature. Abbreviations: 1-4, falciform hooks of principal row half spiral of metabasal armature in the antibothridial face; 1’-3’, in the bothridial face; a, b, intercalar hooks in the antibothridial face; a’, b’, in the bothridial face; Ba, Bb, Be, uncinate hooks of basal

FIG. 5. — Progrillotia dollfusi Carvajal & Rego, 1983; A, metabasal armature, antibothridial face; B, basal armature, antibothridial face; C, metabasal armature, external face; D, basal armature, external face. Abbreviations: mh, microhooks; hh, hastiform hooks. Abbreviations: 1-4, falciform hooks of principal row half spiral of metabasal armature in the antibothridial face; 1’-4’, in the bothridial face; a-c, intercalar hooks in the antibothridial face; a’-c’, in the bothridial face; Bb, Bc, Bd, Be, uncinate hooks of basal armature.