Table 1.
Comparison between Cardicola dhangali n. sp. and its most morphologically similar congeners; percentages calculated from total body length, following (in part) Nolan et al. (2014). Measurements shown in μm.
| Species | Body | Body length/width | Spine length | Spines per row | Oral sucker | Oesophagus % | Anterior caeca length % | Posterior caeca/anterior caeca | Testis length/width | Testis length % | Testis width % | Ovary length % | Ovary position | Male genital pores position | Female genital pore position |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| C. dhangali n. sp. | 3690 × 1105 | 3.3 | 7–8 | 7–14 | Absent | 29.02 | 9.73, 10.27 | 6.79, 8.50 | 3.54 | 64.71 | 18.26 | 8.86 | Medial and left | Right | Right |
| C. aurataa | 1093–1321 × 248–284 | 3.8–4.9 | 4–5 | 4–11 | Present | – | – | 3.10–3.60 | – | – | – | – | – | Left-medially | Left |
| hC. chaetodontisb | 1150–1850 × 180–200 | – | 5–7 | – | Absent | – | – | – | – | – | – | – | – | Right | Right |
| hC. chaetodontisc | 899–1396 × 119–257 | 4.3–70 | – | 5–6 | Present | 33–37 | 2–5 | 5.4–12.5 | 3.1–5.5 | 36–38 | 41–66 | 7–16 | Right to medial | Left | Left |
| C. curranid | 1375–2853 × 442–663 | 2.6–5.0 | 19–25 | 2–4 | Absent | 31–40 | 9–18 | 1.8–4.2 | – | 24–37 | 25–59 | – | Medial | Left | Left |
| C. forsterie,f | 2512–4670 × 570–1070(f) | 4.34–5.79(e) | – | – | Present | 29–33(f) | – | 4–7(f) | – | 72–75(f) | – | – | – | Left | Left |
| C. jiigurrug | 1785–2505 × 132–160 | 13.2–15.7 | <1 | – | Present | 28.2–36.3 | 15.9–22.0 | 2.2–4.1 | – | – | – | – | – | Left | Left |
| C. palmerid | 1449–2357 × 867–1105 | 1.9–2.9 | 33–38 | 3–5 | Absent | 44–52 | 19–26 | 1.0–1.8 | – | 14–21 | 42–61 | – | Medial | Left | Left |
aHolzer et al. (2008); bYamaguti (1970); cNolan and Cribb, (2006); dBullard and Overstreet (2004); eShirakashi et al. (2012); fNolan et al. (2014); gYong et al. (2016); hCardicola chaetodontis considered here as two potentially separate species based on the morphological differences in Yamaguti (1970) and Nolan and Cribb, (2006).