Lepetodrilus guaymasensis McLean, 1988

Betters, Melissa J., Cortés, Jorge & Cordes, Erik E., 2024, New species and records of limpets (Mollusca, Gastropoda) from the Pacific Costa Rica Margin, ZooKeys 1214, pp. 281-324 : 281-324

Lepetodrilus guaymasensis McLean, 1988

Fig. 9

New records.

Costa Rica • 13 specimen (s); Costa Rica Margin, Jaco Scar ; 9.117323, - 84.839671; 1,795 m; 27 May 2017; AT 37-13 ALVIN Dive 4912 leg.; Tubeworm, EC 5737 • 3 specimen (s); Costa Rica Margin, Jaco Scar ; 9.117368, - 84.839662; 1,796 m; 30 May 2017; AT 37-13 ALVIN Dive 4915 leg.; Tubeworm, EC 5811 • 10 specimen (s); Costa Rica Margin, Mound 12 ; 8.930395, - 84.3124245; 995 m; 1 June 2017; AT 37-13 ALVIN Dive 4917 leg.; Tubeworm, EC 5798 • 48 specimen (s); Costa Rica Margin, Mound 12 ; 8.93046775, 84.31244503; 998 m; 5 June 2017; AT 37-13 ALVIN Dive 4922 leg.; Mussel, EC 5746 • 2 specimen (s); Costa Rica Margin, Jaco Scar ; 8.97067, - 84.839533; 1,783 m; 23 October 2018; AT 42-03 ALVIN Dive 4977 leg.; Mussel, EC 7553 • 247 specimen (s); Costa Rica Margin, Mound 12 ; 8.9307, - 84.3128183; 997 m; 30 October 2018; AT 42-03 ALVIN Dive 4984 leg.; Mussel, EC 8313 • 5 specimen (s); Costa Rica Margin, Mound 12 ; 8.92983, - 84.3131; 995 m; 2 November 2018; AT 42-03 ALVIN Dive 4987 leg.; Tubeworm, EC 8562 • 1 specimen (s); Costa Rica Margin, Jaco Scar ; 9.117775, - 84.839525; 1,803 m; 7 January 2019; FK 19-0106 SUBASTIAN Dive 214 leg.; Rock, EC 9336 • 319 specimen (s); Costa Rica Margin, Jaco Scar ; 9.11741, - 84.839632; 1,812.41 m; 7 January 2019; FK 19-0106 SUBASTIAN Dive 214 leg.; Mussel, EC 9330 • 2 specimen (s); Costa Rica Margin, The Thumb ; 9.048849447, - 84.39383397; 1,071.5 m; 10 January 2019; FK 19-0106 SUBASTIAN Dive 217 leg.; Mussel, EC 9500 • 1 specimen (s); Costa Rica Margin, The Thumb ; 9.048835323, - 84.39417277; 1,075 m; 10 January 2019; FK 19-0106 SUBASTIAN Dive 217 leg.; Mussel, EC 9488 • 1 specimen (s); Costa Rica Margin, The Thumb ; 9.048821, - 84.394156; 1,074 m; 10 January 2019; FK 19-0106 SUBASTIAN Dive 217 leg.; Tubeworm, EC 9480 • 1 specimen (s); Costa Rica Margin, The Thumb ; 9.048871, - 84.393744; 1,073 m; 10 January 2019; FK 19-0106 SUBASTIAN Dive 217 leg.; Mussel, EC 9468 • 1 specimen (s); Costa Rica Margin, The Thumb ; 9.048836, - 84.393773; 1,072 m; 10 January 2019; FK 19-0106 SUBASTIAN Dive 217 leg.; Mussel, EC 9451 • 1 specimen (s); Costa Rica Margin, The Thumb ; 9.048866, - 84.394112; 1,073 m; 10 January 2019; FK 19-0106 SUBASTIAN Dive 217 leg.; Mussel, EC 9434 .

Remarks.

Specimens of Lepetodrilus guaymasensis are herein confirmed from the hydrocarbon seep sites “ Jaco Scar ” (9.12, - 84.84), “ Quepos Seep ” (9.03, - 84.62), “ Mound 12 ” (8.93, - 84.31), and “ The Thumb ” (9.05, - 84.39) from the Pacific Costa Rica Margin. This species was sampled from mussels, tubeworms, and rocks between 995–1,800 m depth.

Figures

Figure 9. Specimens of Lepetodrilus guaymasensis and Pseudolepetodrilus costaricensis gen. et sp. nov. A – C sequenced L. guaymasensis specimen (GenBank Accession # OQ 644591) from Mound 12, 998 m, AD 4917, 1 June 2017 D – F additional L. guaymasensis specimen from Jaco Scar, 1,811 m, AD 4912, 27 May 2017 G – I Pseudolepetodrilus costaricensis sp. nov. holotype (G – I) and sequenced specimen (J – L) (GenBank Accession # OQ 644586), both from tubeworms, Jaco Scar, 1,760 m, AD 4989, 4 November 2018 M close up view of P. costaricensis epipodial tentacles, with tracing N – P radula morphology representative of this new genus O isolated marginal lateral tooth. Scale bars: 1 mm (A – M); 300 µm (N); 50 µm (O); 30 µm (P).