Classe

Pycnogonida

Ordre	Famille	Genre	Espèce
Pantopoda	Ammotheidae	Achelia	.
		Acheliana	.
		Ammothea	.
		Ammothella	.
		Ascorhynchus	.
		Austroraptus	.
		Bathyzetes	.
		Biammothea	.
		Boehmia	.
		Calypsopycnon	.
		Chonothea	.
		Cilunculus	.
		Dromedopycnon	.
		Elassorhis	.
		Ephyrogymna	.
		Eurycyde	.
		Hedgpethius	.
		Hemichela	.
		Heterofragilia	.
		Lecythorhynchus	.
		Megarhetus	.
		Nymphonella	.
		Nymphopsis	.
		Oorhynchus	.
		Paranymphon	.
		Proboehmia	.
		Prototrygaeus	.
		Pycnofragilia	.
		Scipiolus	.
		Sericosura	.
		Tanystylum	.
		Trygaeus	.
	Austrodecidae	Austrodecus	.
		Pantopipetta	.
	Callipallenidae	Anoropallene	.
		Austropallene	.
		Bradypallene	.
		Callipallene	.
		Cheilopallene	.
		Clavigeropallene	.
		Decachela	.
		Hannonia	.
		Metapallene	.
		Mimipallene	.
		Neopallene	.
		Oropallene	.
		Pallene	.
		Pallenella	.
		Pallenoides	.
		Parapallene	.
		Pigrogromitus	.
		Procidella	.
		Propallene	.
		Pseudopallene	.
		Pycnopallene	.
		Pycnothea	.
		Queubus	.
		Safropallene	.
		Seguapallene	.
		Spasmopallene	.
		Spicularia	.
		Stylopallene	.
	Colossendeidae	Colossendeis	.
		Decolopoda	.
Dodecolopoda		.
Hedgpethia		.
Pentacolossendeis		.
Rhopalorhynchus		.
Endeidae	Endeis	.
Nymphonidae	Boreonymphon	.
	Heteronymphon	.
	Neonymphon	.
	Nymphon	.
	Pentanymphon	.
	Sexanymphon	.
Phoxichilidiidae	Anoplodactylus	.
	Halosoma	.
	Pallenopsis	.
	Phoxichilidium	.
	Phoxiphilyra	.
	Pycnosomia	.
Pycnogonidae	Clotenopsa	.
	Pentapycnon	.
	Pycnogonum	.
Rhynchothoracidae	Rhynchothorax	.