A nemertean excitatory peptide/CCHamide regulates ciliary swimming in the larvae of Lineus longissimus

Table 1 Discovery and nomenclature of trochozoan EPs

Clade	Species	Peptide name	Reference
Annelida	Eisenia foetida, Pheretima vittata	GGNG peptide	[6]
	Hirudo nipponia, Whitmania pigra	GGNG peptide, LEP (leech excitatory peptide), EEP (earthworm excitatory peptide)	[7, 8]
	Eisenia foetida	GGNG peptide, LEP, EEP,	[9]
	Perinereis vancaurica	GGNG peptide, PEP (polychaete excitatory peptide)	[10]
	Capitella teleta (Hirudo japonica, Hirudo medicinalis, Alvinella pompejana)	GGNG	[11]
	–	EP (excitatory peptide)	[2]
	Platynereis dumerilii	EP (excitatory peptide)	[12, 13]
	Dinophilus gyrociliatus, D. taeniatus, Trilobodrilus axi	EP	[14]
Mollusca	Thais clavigera	GGNG peptide, TEP (Thais excitatory peptide)	[15, 16]
	Lottia gigantea	GGNG	[17]
	Crassostrea gigas	GGNamide	[18]
	Theba pisana	GGNG	[19]
	Sepia officinalis	GGNG, GGNamide	[20]
	Charonia tritonis	GGNG	[21]
	Patinopecten yessoensis	GGNamide	[22]

ISSN: 1742-9994