The illusion of rarity in an epibenthic jellyfish: facts and artefacts in the distribution of Tesserogastria musculosa (Hydrozoa, Ptychogastriidae)

Table 1 Percentage distance^a for mitochondrial 16S and COI between Tesserogastria musculosa and other ptychogastriids

	Ptychogastria polaris (U) KY077292	Ptychogastria polaris (NW) MH407650	Glaciambulata neumayeri (WS) KY421621
16S
Ptychogastria polaris (NW) MH407650	0.236
Glaciambulata neumayeri (WS) KY421621	0.162	0.233
Tesserogastria musculosa (NW) MG700373	0.277	0.241	0.260

	Ptychogastria polaris (AP) KY072784	Ptychogastria polaris (JP) KY072787	Ptychogastria polaris (NW) MH407229	Glaciambulata neumayeri (WS) KY426133
COI
Ptychogastria polaris (JP) KY072787	0.266
Ptychogastria polaris (NW) MH407229	0.311	0.350
Glaciambulata neumayeri (WS) KY426133	0.219	0.246	0.347
Tesserogastria musculosa (NW) MG700376	0.241	0.258	0.335	0.269

^aCalculated as Pairwise Kimura-2 parameter distances. Sampling localities for each specimen are indicated in parenthesis as either North Sea (NW), Japan Sea (JP), Antarctic Peninsula (AP), Weddell Sea (WS), or Unknown (U). GenBank accession numbers are underlined

ISSN: 1438-3888