Morphological Characterization of Emerging Cercariae among Lymnaeid Snails from Barangay Cawongan, Padre Garcia, Batangas, Philippines

Table 1

Types of cercariae and the frequency of recovery from lymnaeid snails (n=750).

Type of Cercariae	Frequency
Single Infection
(i) Echinostome	198	26.4%
(ii) Virgulate Xiphidiocercaria	5	0.67%
(iii) longifurcate-pharyngeate distome cercariae (Strigea)	17	2.27%
Mixed infection
(i) Echinostome and fork-tailed cercariae (Strigea)	2	0.27%
(ii) Echinostome and Virgulate xiphidiocercaria	1	0.13%
Encysted forms only	44	5.9%