New cryptic species of the ‘revolutum’ group of Echinostoma (Digenea: Echinostomatidae) revealed by molecular and morphological data

Table 2 Prevalence of Echinostoma spp. from natural infections in Radix spp. and Stagnicola palustris in Germany and Iceland

Species	Host	Locality	Prevalence (%)
*Echinostoma revolutum*	Radix peregra	Lake Myvatn (Iceland)	2.31
	Radix auricularia	Hennetalsperre (Germany)	1.92 - 10.00
	Radix peregra	Hennetalsperre (Germany)	37.50^a
	Stagnicola palustris	Hengsteysee (Germany)	0.74
*Echinostoma* sp. IG	Radix peregra	Nordic House (Iceland)	0.94
	Radix auricularia	Baldeneysee (Germany)	1.32 (2009)^b
	Radix auricularia	Hengsteysee (Germany)	2.00 - 2.90 (2009)^b
	Radix auricularia	Hengsteysee (Germany)	1.56 (2011)^b

^a Sample size small (n = 16); ^b Year indicated for different surveys of the same snail host.
Values are calculated for homogenous distinct samples only.

ISSN: 1756-3305