Table 1.
Mitochondrial genomes sequenced in the present study and associated sources of samples
| Taxon | mt contig length (bp) | Protein coding genes (13) | tRNAs (22) | rRNAs (2) | Complete | Missing genes | Sample accession | Provenance |
|---|---|---|---|---|---|---|---|---|
| Acochlidium fijiense | 14,098 | 13 | 20 | 2 | Nearly | trnS2, trnK | ZSM Mol-20130988 | Fiji, Viti Levu, Lami River, collected by M Schrödl & E Schwabe, August 2006 |
| Clione limacina | 14,599 | 12 | 17 | 1 | Nearly | trnl, atp8, trnS1, trnD, rrnL, trnY, trnR | ZSM Mol-20081086 | Antarctica, ANDEEP SYSTCO Expedition on R/V Polarstern, ANTXXIV/2 cruise station PS 71/038-04, collected by E Schwabe & H Flores, January 2008 |
| Ilbia ilbi | 13,944 | 12 | 21 | 2 | Nearly | atp8 | MRG10019-03 | Shoreham Beach 18 March 2017, collected by A Falconer |
| Microdiscula charopa | 12,965 | 13 | 21 | 2 | Yes | MRG828-06 | Dutton Way, Portland 2 March 2017, approx 2 m deep, collected by A Falconer | |
| Omalogyra atomus | 12,413 | 10 | 20 | 1 | No | atp8, rrnS, trnY, nad4l, trnV | ZSM Mol-20142011 | France, Pyrénées-Orientales, Banyuls-sur-Mer, from red algae in upper intertidal, collected by B Brenzinger & TP Neusser, July 2014 |
| Psilaxis radiatus | 12,154 | 12 | 15 | 1 | No | atp8, trnN, trnS1, tncC, trnF, trnY, rrnL, trnQ, trnV | ZMBN 94175 | Museum of Zoology at the University of Bergen |
| Ringicula conformis | 14,017 | 12 | 22 | 2 | Nearly | nad4l | None | Malta, off Ġnejna Bay, 31 May 2017 |
| Rissoella morrocayensis | 11,085 | 12 | 5 | 1 | No | trnS1, rrnL, trnI, trnN, trnC, trnF, trnY, trnQ, | ZMBN 99933 | Museum of Zoology at the University of Bergen |
| Runcina ornata | 13,862 | 13 | 22 | 2 | Yes | ZMBN 87949 | Museum of Zoology at the University of Bergen | |
| Tylodina cf. corticalis | 14,614 | 13 | 21 | 1 | Yes | trnK, rrnL | USNM 1442311 | French Polynesia, Moorea, NW side Cook’s Bay, collected by C McKeon, G Paulay, J O’Donnell and C Meyer, 12 June 2006 |
| Valvata cf. cristata | 14,495 | 13 | 21 | 1 | Nearly | trnR, rrnL | ZSM Mol-20170210 | Germany, Munich, pond on ZSM grounds, collected by B Brenzinger, March 2017 |
Yes: genome circularizes via overlapping ends, missing genes likely missed by annotator
Nearly: all genes listed on a single scaffold, but scaffold does not contain a full mitochondrion
No: mitochondrion either exists on two discontinuous scaffolds or is missing multiple protein coding genes