Table 2.

Genes under putative positive selection identified by Δx and dN/dS.

tissue	species ID	location	gene	gene name
gonads	P. babaulti (southern variant)	LG10	grxcr2	glutaredoxin and cysteine-rich domain-containing 2
	G. pfefferi	LG23	LOC100706322	potassium voltage-gated channel subfamily H member 8
	G. pfefferi	LG9	lrrc19	leucine-rich repeat-containing 19
	G. pfefferi	LG19	LOC100700106	rho-related GTP-binding protein RhoV
	G. pfefferi	LG13	LOC102078314	uncharacterized
	C. horei	LG22	LOC100711324	interleukin-11
	C. horei	LG7	LOC109202857	plancitoxin-1-like
	P. fasciolatus	LG4	LOC100701173	cytochrome c oxidase subunit 6A, mitochondrial
	C. horei	LG6	qprt	quinolinate phosphoribosyltransferase
	S. diagramma	LG7	LOC109202857	plancitoxin-1-like
	C. horei	LG16	hsd3b1	hydroxy-delta-5-steroid dehydrogenase, 3 beta- and steroid delta-isomerase 1
	P. macrognathus	LG7	LOC109202857	plancitoxin-1-like
	L. labiatus	LG7	LOC109202857	plancitoxin-1-like
	L. labiatus	LG9	lrrc19	leucine-rich repeat-containing 19
liver	L. labiatus	LG14	LOC100694080	transmembrane protease serine 4