On some species of Zygophylax Quelch, 1885 (Cnidaria: Hydrozoa: Zygophylacidae) from off New Caledonia Author Galea, Horia R. Hydrozoan Research Laboratory, 405 Chemin Les Gatiers, 83170 Tourves, France. Author Maggioni, Davide Università degli Studi di Milano-Bicocca, Dipartimento di Scienze dell’Ambiente e della Terra, Piazza della Scienza 1, 20126 Milano, Italy. & Università degli Studi di Milano-Bicocca, Marine and High Education (MaRHE) Center, 12030 Faafu Magoodhoo, Republic of the Maldives. Author Galli, Paolo Università degli Studi di Milano-Bicocca, Dipartimento di Scienze dell’Ambiente e della Terra, Piazza della Scienza 1, 20126 Milano, Italy. & Università degli Studi di Milano-Bicocca, Marine and High Education (MaRHE) Center, 12030 Faafu Magoodhoo, Republic of the Maldives. text Zootaxa 2022 2022-11-30 5214 1 1 46 journal article 199055 10.11646/zootaxa.5214.1.1 29c7879d-a40a-45b4-8912-5947211ce2b1 1175-5326 7381826 6E7723FD-44F7-48F0-BDB3-A5A624350ED5

TABLE 3. Measurements (in µm) of some species of Zygophylax.

	Z. antipathes Lamarck, 1816	Z. cervicornis (Nutting, 1905)	Z. infundibulum Millard, 1958
Material examined	IK-2019-2119 (trophosome) IK-2019-2109 (gonosome)	IK-2019-2147	IK-2019-2150
Stem
- dist. btw. 2 hydrothecae	730–1005	370–595	385–505
- main tube, diameter	225–270	85–95	85–115
- cladial apophysis, length	335–380	145–170	110–145
- hydroth. apophysis, length	185–235	100–130	40–55
Cladia
- dist. btw. 2 cladia (same side)	2430–2510	1755–1815	1595–1790
- dist. btw. 2 hydrothecae	590–730	300–375	325–440
- main tube, diameter	110–235	45–65	50–75
Cladial hydrothecae
- apophysis, length	75–100	45–55	40–55
- pedicel, length	80–115	95–190	135–235
- length abaxial wall	500–545	385–400	500–650
- length adaxial wall	500–555	365–400	405–450
- maximum width	250–270	95–100	115–145
- diameter at base	155–170	45–55	55–65
- diameter at aperture	260–280	100–105	135–165 (lateral view)
Nematothecae
- length	115–130 (hydrothecal apophyses)	65–80 (hydrothecal apophyses) 75–160 (auxiliary tubes)	50–70
- maximum width	55–65 (hydrothecal apophyses)	35–45 (hydrothecal apophyses) 30–35 (auxiliary tubes)	ca. 35
- diameter at aperture	70–75 (hydrothecal apophyses)	15–20 (hydrothecal apophyses) 10–15 (auxiliary tubes)	ca. 15 (hydrothecal apophyses)
Gonosome
- diam. nematoth. tubuli	Absent	50–70	55–80
- nematothecae, length	Absent	120–235	160–165
- nematothecae, maximum width	Absent	ca. 25	25–35
- nematothecae, width at aperture	Absent	ca. 10	ca. 10
- gonothecae, length	920–1030	985–1085	1025–1470
- gonothecae, maximum width	270–305	495–675 (at aperture region)	530–540 (at aperture region)
		510–545 (below aperture region)	410–420 (below aperture region)
- gonothecae, diameter at aperture	ca. 85 (lateral view)	115–145	115–150