Sertularella leiocarpoides Vervoort, 1993

Galea, Horia R. & Schuchert, Peter, 2019, Some thecate hydroids (Cnidaria: Hydrozoa) from off New Caledonia collected during KANACONO and KANADEEP expeditions of the French Tropical Deep-Sea Benthos Program, European Journal of Taxonomy 562, pp. 1-70 : 37-38

Sertularella leiocarpoides Vervoort, 1993

Fig. 10C

Sertularella leiocarpoides Vervoort, 1993: 223 , fig. 49.

Sertularella leiocarpoides – Galea 2016: 33 , figs 9D–G, 10A.

Material examined

PACIFIC OCEAN • a fertile colony, 7.5 × 8 cm; off New Caledonia, stn DW4718; 22°47′ S, 167°09′ E; 350 m; 19 Aug. 2016; KANACONO leg.; a fragment was used for DNA extraction, DNA 1380; voucher MHNG-INVE- 120841; barcode identification MK 073099 ; MNHN-IK-2015-420 • a colony, 13 × 10.5 cm, without gonothecae; same collecting data as for preceding; MNHN-IK-2015-420 • a colony, 6 × 6.5 cm, bearing two gonothecae; off New Caledonia, stn DW4720; 22°50′ S, 167°11′ E; 374– 400 m; 19 Aug. 2016; KANACONO leg.; two fragments, of which one carrying a gonotheca, were used for DNA extraction, DNA 1381; voucher MHNG-INVE- 120842; barcode identification MK 073100 ; MNHN-IK-2015-421 • six colonies, 7× 3.5 cm (without gonothecae), 8× 2.5 cm (without gonothecae), 7.7× 4 cm (without gonothecae), 7 × 4.5 cm (without gonothecae), 7× 6.5 cm (fertile), and 11 × 8 cm (fertile); same collecting data as for preceding; MNHN-IK-2015-421 • a fertile colony 4 × 6 cm, as well as a 3.1× 3.1 cm colony fragment without gonothecae; off New Caledonia, stn DW4764; 23°20′ S, 168°15′ E; 350–356 m; 27 Aug. 2016; KANACONO leg.; MNHN-IK-2015-422 • a sparingly-branched, 9 cm high colony, as well as the basal part of another colony, 3.5 cm high, both without gonothecae; off New Caledonia, stn DW4784; 22°51′ S, 167°44′ E; 310–322 m; 29 Aug. 2016; KANACONO leg.; MNHN-IK-2015-423 • two colonies without gonothecae, 6× 4.3 cm and 4.6× 3 cm, respectively; off New Caledonia, stn CP4675; 22°50′ S, 167°30′ E; 350–366 m; 13 Aug. 2016; KANACONO leg.; MNHN-IK-2015-425 • two colonies without gonothecae, 3 × 2.1 cm and 4× 2.3 cm, respectively; off New Caledonia, stn DW4711; 22°47′ S, 167°24′ E; 335–338 m; 18 Aug. 2016; KANACONO leg.; MNHN- IK-2015-427 • a ca 6 cm high, sparingly-branched, fertile colony; off New Caledonia, stn DW4695; 22°47′ S, 167°27′ E; 200–290 m; 15 Aug. 2016; KANACONO leg.; MNHN-IK-2015-428 • a sparinglybranched, 4.5 cm high colony, with only the perisarc left and no gonothecae; off New Caledonia, stn Stn. DW4672; 22°47′ S, 167°26′ E; 310– 290 m; 13 Aug. 2016; KANACONO leg.; MNHN-IK-2015-429 • a colony, 4.5× 3.5 cm, without gonothecae; off New Caledonia, stn DW4758; 23°12′ S, 168°04′ E; 330 m; 26 Aug. 2016; KANACONO leg.; MNHN-IK-2015-430 • numerous colonies, largest 8× 9.5 cm, some bearing rare gonothecae; off New Caledonia, stn DW4741; 22°52′ S, 167°41′ E; 210 m; 23 Aug. 2016; KANACONO leg.; MNHN-IK-2015-431 • a fertile colony, 5× 5.5 cm; off New Caledonia, stn DW4759; 23°12′ S, 168°03′ E; 317–343 m; 26 Aug. 2016; KANACONO leg.; MNHN-IK-2015-433 • several colonies and fragments, some bearing rare gonothecae, largest 5× 5.5 cm; off New Caledonia, stn DW4714; 22°49′ S, 167°25′ E; 394–443 m; 18 Aug. 2016; KANACONO leg.; MNHN-IK-2015-435 • numerous well-developed colonies, highest 7.5 cm high, widest 8 cm wide, some bearing gonothecae; off New Caledonia, stn DW4745; 22°57′ S, 167°39′ E; 310–403 m; 23 Aug. 2016; KANACONO leg.; a fragment from a fertile colony was used for DNA extraction, DNA 1382; voucher MHNG-INVE- 120843; barcode identification MK 073101 ; MNHN-IK-2015-436 • four colonies, 4.3× 3cm (without gonothecae), 7× 1.5 cm (without gonothecae), 4 × 3 cm (with two gonothecae), and 2.8 × 2.5 cm (with one gonotheca); off New Caledonia, stn DW4711; 22°47′ S, 167°24′ E; 335–338 m; 18 Aug. 2016; KANACONO leg.; MNHN-IK-2015-437 • several sparingly-branched colonies and fragments, highest 8 cm, two of them bearing one gonotheca each; off New Caledonia, stn CP4674; 22°48′ S, 167°29′ E; 13 Aug. 2016; KANACONO leg.; MNHN-IK-2015-438 • a fertile colony, 5 × 4.5 cm; off New Caledonia, stn CP4676; 22°51′ S, 167°30′ E; 383 m; 13 Aug. 2016; KANACONO leg.; MNHN-IK-2015-439 • two colonies highly overgrown by other organisms, 7.3× 9 cm and 7× 10 cm, respectively, without gonothecae; off New Caledonia, stn CP4786; 22°46′ S, 167°42′ E; 350–469 m; 29 Aug. 2016; KANACONO leg.; MNHN-IK-2015-447 • a colony without gonothecae, 4× 2.5 cm; off New Caledonia, stn DW4760; 23°15′ S, 168°03′ E; 319– 304 m; 26 Aug. 2016; KANACONO leg.; MNHN-IK-2015-448 • two colonies, 4.4× 5.5 cm (with one gonotheca) and 4.5× 5 cm (without gonothecae), respectively; off New Caledonia, stn DW4755; 23°12′ S, 168°02′ E; 360– 340 m; 26 Aug. 2016; KANACONO leg.; MNHN-IK-2015-449 • two fertile colonies, 5.2 × 6 cm and 5.5 × 7.5 cm, respectively; off New Caledonia, stn DW4746; 22°59′ S, 167°43′ E; 508– 494 m; 23 Aug. 2016; KANACONO leg.; MNHN-IK-2015-450 • a colony without gonothecae, 7.5× 5.5 cm; off New Caledonia, stn DW4742; 22°53′ S, 167°37′ E; 290–345 m; 23 Aug. 2016; KANACONO leg.; MNHN-IK-2015-451 • four colony fragments, largest 6.5 × 3.5 cm, two of which bear gonothecae; off New Caledonia, stn DW4651; 22°42′ S, 167°14′ E; 295–300 m; 9 Aug. 2016; KANACONO leg.; MNHN-IK-2015-452 • a colony without gonothecae, 3.3 × 4.5 cm; off New Caledonia, stn DW4717; 22°44′ S, 167°11′ E; 336–361 m; 19 Aug. 2016; KANACONO leg.; MNHN- IK-2015-453 • five colonies, 3.2× 4.5 cm (without gonothecae), 4× 3.5 cm (without gonothecae), 4× 5.5 cm (without gonothecae), 4.5× 3 cm (without gonothecae) and 6× 6.5 cm (fertile); off New Caledonia, stn DW4677; 22°53′ S, 167°35′ E; 390– 376 m; 13 Aug. 2016; KANACONO leg.; MNHN- IK-2015-454 • two colonies, 3.3× 3 cm and 3.5× 5 cm, respectively, each bearing one gonotheca; off New Caledonia, stn DW4713; 22°47′ S, 167°24′ E; 356–380 m; 18 Aug. 2016; KANACONO leg.; MNHN-IK-2015-458 .

Distribution

New Caledonia, Solomon Islands ( Galea 2016).

Figures

Fig. 10.A. DynamenaoppositaGalea, sp.nov.,holotype colony, MNHN-IK-2015-470.—B.Hydrallmania clavaformis Galea, sp. nov., holotype colony, MNHN-IK-2015-404. — C. Sertularella leiocarpoides Vervoort, 1993, one colony from sample MNHN-IK-2015-420. — D. Sertularella novaecaledoniae Vervoort, 1993, colony from sample MNHN-IK-2015-424. — E. Sertularella aff. sinensis Jäderholm, 1896, one colony from sample MNHN-IK-2015-418. — F. Sertularella tronconica Galea, 2016, colony from sample MNHN-IK-2015-419. Scale bars: A–B, D–E = 1 cm; C = 2 cm; F = 5 mm.