Dr. Murai Éva szerk.: Parasitologia Hungarica 23. (Budapest, 1990)

Table 3 Metrie data of Filicollis anatis from different hosts CHARACTERISTICS Ana s p 1 a t y r h y n c h o s CHARACTERISTICS male female n min -max X n min-max X Total length 3 3 .487 -6 . 370 5 .437 3 10 .44-14 .76 12 . 27 Trunk: length 3 3 . 020 -5. 760 4 . 757 4 6 .45-11 . 34 8 . 61 max. width 3 0 . 990 -1. 100 1 . 030 4 1 .92- 3 .24 2 . 69 Armed trunk zone: length 3 0 . 469 -0. 500 0 .483 Spines : Number of longitudinal rows Number of spines in each row 3 7 -8 length 3 0 .0125 -0. 0275 0 . 0208 Proboscis (bulbus)

: length 3 0 .3438 -0. 3563 0 . 348 4 1 .44- 1 .89 1 . 65 width (ap. part) 3 0 . 0625 -0. 1250 Ó . 092 max. width 3 0 .250 -0. 3063 0 . 273 3 1 .86- 2 . 13 2 . 01 width (basal part) 3 0 . 175 -0. 2375 +Hooks

: Number of longitudinal rows 3 18 -20 Number of hooks in each row 3 9-10-11 Neck : length 1 0. 620 5 1 .71- 2 . 85 2 .07 max. width 1 0 . 320 5 0 .24- 0 . 39 0 .32 Proboscis receptacle : length 3 0 .92 -1. 20 1 073 1 2.70 max. width 1 0. 14 1 0.10 Lemnisci

: length 3 1 . 05 -1. 72 1 49 3 3 . 00- 3 .90 3 . 50 max. width 3 0 .21- 0 .24 0 .22 Genitals : testes (2) - length 2 0 82 -0 . 94 max. width 2 0 35 -0. 45 Cement glands (6) length of group: 2 0 96 -1. 07 1 06 Ducts of cement glands length 2 0 70 -0. 95 0 83 Genital bursa: length 2 0 65 -1. 00 0 83 Eggs : length egg balls width + The measurements of hooks are shown in Table 4