Open Access
Table 2
Morphological measurements in micrometres [μm] of new and previously published specimens of S. euryceae [23, 36] including re-measurement of type material of S. osleri, S. oligorchis and S. polyorchis [1]. Range is followed by the mean in parentheses.
| Species |
Sphyranura euryceae
|
Sphyranura osleri
|
Sphyranura polyorchis
|
Sphyranura oligorchis
|
||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Publication | Current work – Adult specimens |
Current work – Larval specimens |
[23] |
[36] |
Type material |
[1] |
Type material |
[1] |
Type material |
[1] |
| Host | Eurycea tynerensis | Eurycea tynerensis | Eurycea tynerensis | Eurycea lucifuga & Eurycea tynerensis | Necturus maculosus | Necturus maculosus | Necturus maculosus | Necturus maculosus | Necturus maculosus | Necturus maculosus |
| No. specimens | 7 | 2 | 15–30 | 20 | 2 | _ | 1 | _ | 3 | _ |
| Body length (BL) | 1595.45–2554.33 (1946.7) | _ | 760–2700 (1329) | 800–2400 (1620) | 893–1562 (1227.5) | 2600–4000 | 2353 | 2400–3000 | 1506–2971 (2214) | 2500–3500 |
| Greatest body width (BW) | 326.14–436.65 (370.844) | _ | 200–667 (393) | 300–600 (420) | 254–695 (474.5) | 700 | 741 | 410–770 | 496–621 (571.33) | 300–400 |
| Oral sucker width (OSW) | 203.75–293.65 (245.72) | 103.33–127.17 (115.25) | 135–320 (196) | 155–284 (203) | 105.52–229.8 (167.66) | _ | 266 | 300 | 216.1–269 (236.7) | _ |
| Haptor length (HAL) | 263.71–366.26 (308.67) | _ | 141–314 (227) | 191–355 (259) | 123.16–299 (187.6) | _ | 372–384 (378) | _ | 281.91–431.47 (355.06) | _ |
| Haptor width (HAW) | 193.53–301.34 (243.99) | _ | 246–633 (399) | 269–767 (463) | 101.5–185 (131.3) | _ | 284–313 (298.5) | _ | 231.96–392.56 (287.62) | _ |
| Haptoral sucker width (HSW) | 78.34–218.5 (151.2) | 61.83–65.59 (63.71) | _ | _ | 81.53–103 (91.3) | _ | 180–186 (183) | _ | 119.87–391.95 (215.04) | _ |
| Inter-haptoral distance (IHD) | 101.55–150.25 (122.21) | _ | _ | _ | 54.86 | _ | 155.7 | _ | 89.64–324.67 (223.7) | _ |
| Marginal hooklet length (MHL) | 13.77–29.43 (23.25) | _ | _ | _ | _ | _ | _ | _ | 22.48–37.4 (29.94) | 25 |
| Anchor length (AL) | 110.15–182.15 (138.67) | _ | _ | _ | 102.42–194.58 (162.85) | 200 | 186.3–196.9 (191.6) | _ | 158.75–219.5 (182.39) | 260 |
| Length to notch (LN) | 79.8–80.3 (80.05) | _ | _ | _ | _ | _ | _ | _ | _ | |
| Outer root length (ORL) | 81.6–82.44 (82.02) | _ | _ | _ | _ | _ | _ | _ | _ | |
| Inner root length (IRL) | 67.49–70.02 (68.76) | _ | _ | _ | _ | _ | _ | _ | _ | |
| Point length (PL) | 42.64–50.6 (46.62) | _ | _ | _ | _ | _ | _ | _ | _ | |
| Pharynx length (PHL) | 109.8–177.71 (145.67) | 48.73–91.57 (70.15) | 53–153 (93) | _ | 81.44 | _ | 98 | _ | 120.95–168.2 (147.92) | _ |
| Pharynx width (PHW) | 96.26–175.7 (124.94) | 53.73–78.75 (66.24) | 60–153 (117) | _ | 73.71 | _ | 146 | 150 | 104.51–158.21 (137.4) | _ |
| Vesicle length (VL) | 62.39–138.56 (96.94) | 30.32 | _ | _ | _ | _ | _ | _ | 59.1–74.7 (66.9) | _ |
| Vesicle width (VW) | 22.58–254 (76.3) | 22.01 | _ | _ | _ | _ | _ | _ | 30.8–32.1 (31.45) | _ |
| Testes length (TL) | 57.65–93.58 (76.87) | 70.31 | 37–98 | 53–98 (77) | 27.1–70.4 (48.75) | _ | 98 | _ | 59.6–94.5 (82.07) | 100 |
| Testes width (TW) | 46.46–74.4 (58.47) | 81.95 | 30–105 | 78–120 (102) | 17.6–97.3 (57.45) | _ | 113 | _ | 74.8–128.1 (92.97) | 80 |
| Testes number (TN) | 5–7 (6) | 6 | _ | _ | 10–14 (12) | _ | 20 | _ | 5–6 (5.67) | |
| Ovary length (OVL) | 98.13–171.84 (125.51) | 56.05 | _ | _ | _ | 100 | 89 | 85 | 46.89–177.6 (113) | 65–75 |
| Ovary width (OVW) | 73.04–103.58 (90.16) | 68.9 | _ | _ | _ | 160 | 51 | 65 | 70.68–111.78 (91.59) | 100 |
| Egg length (EL) | 257.45–291.49 (274.47) | _ | 240–373 (308) | 254–282 (268) | 321 | 364 | 316 | _ | 356.98 | 280–410 |
| Egg width (EW) | 144.62–160.02 (152.32) | _ | 180–240 (199) | 145–217 (190) | 151 | 247 | 193 | _ | 162.28 | 220–260 |
| Intrauterine eggs (IUE) | Yes/No/No/No/Yes | Yes | Yes | Yes | No | Yes | No | _ | Yes/No/No | Yes |
| Genital bulb width (GBW) | 23.65–48.56 (28.99) | 21.71 | 30–61 (46) | _ | _ | _ | _ | _ | 51.12–54.31 (52.55) | _ |
| Genital spines number (GSN) | 8 | 6 | 7–9 (8) | _ | _ | _ | _ | _ | 8 | _ |
| Genital spines length (GSL) | 15.18–24.74 (17.64) | 25.41 | 22–29 (25) | _ | _ | _ | _ | _ | 13.65–21.34 (18) | _ |
| HAL/BL (%) | 13.98–19.49 (16.18) | _ | 17 | 16 | 13.79–19.14 (16.47) | _ | 16.32 | _ | 14.52–18.72 (16.68) | _ |
| HAW/BW (%) | 59.68–70.40 (64.9) | _ | 101.5 | 110.2 | 26.6–41.14 (33.87) | _ | 40.28 | _ | 42.85–57.36 (50.84) | _ |
| PHL/BL (%) | 6.31–11.14 (7.72) | _ | 7 | _ | 9.12 | _ | 4.16 | _ | 5.66–8.03 (6.94) | _ |
| TL/BL (%) | 3.1–5.87 (4.19) | _ | _ | 4.8 | 3.03–4.5 (3.765) | _ | 4.16 | _ | 3.1–4.36 (3.8) | _ |
| OVL/BL (%) | 4.43–8.27 (6.79) | _ | _ | _ | _ | _ | 3.78 | _ | 3.11–8.2 (5.06) | _ |
| BW/BL (%) | 17.1–26.95 (19.67) | _ | 29.6 | 25.9 | 28.44–44.49 (36.47) | _ | 31.49 | _ | 20.09–41.24 (28.08) | _ |
| HSW/HAW (%) | 46.6–75.57 (61.55) | _ | _ | _ | 55.68–81.28 (68.48) | _ | 60.66 | _ | 50.32–89.87 (68.16) | _ |
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