Table 2 Table 2 in Redescription and anatomical investigation of Schroederichthys maculatus Springer, 1966 and S. saurisqualus Soto, 2001 with comments on their systematics (Chondrichthyes: Carcharhiniformes: Atelomycteridae)

Table 2 Morphometric and meristic data of Schroederichthys saurisqualus. Data presented here are compared with data provided by Soto (2001) and Pagnoncelli (2009). Total length (TL) in mm, other measurements as percentages of TL. Numbers of specimens examined in parenthesis.
CharactersSoto (2001) (n =8)Pagnoncelli (2009) (n =30)Present study (n =19)Total length (TL)92.0–692.0320.0–650.0293.8–626.9Precaudal length77.5–82.480.5–87.578.7–84.1Eye-spiracle length––0.5–0.7Prenasal length2.1–4.51.9–3.41.8–3.1Preoral length3.5–5.93.2–4.22.2–4.4Preorbital length4.0–6.93.8–4.74.0–5.3Prespiracular length7.4–13.05.0–7.87.1–9.1Prebranchial length10.4–16.19.8–12.610.6–12.3Head length13.4–18.713.9–15.912.5–15.7Prepectoral length12.4–18.212.0–15.412.7–16.0Prepelvic length29.5–35.930.2–33.828.5–33.9Snout-vent length31.3–36.932.2–37.529.0–36.3Vent-caudal length––61.6–68.3Pre-first dorsal length34.9–39.735.9–41.132.4–39.2Interdorsal distance6.8–22.317.2–24.118.9–22.8Dorsal-caudal distance12.9–16.312.6–17.310.1–14.3Pectoral-pelvic distance12.9–16.312.7–20.213.6–19.4Pelvic-anal distance15.4–20.817.9–23.417.1–21.1Anal-caudal distance14.7–18.815.1–20.314.9–18.1Interorbital distance4.5–9.14.2–5.64.0–5.4Internarial distance2.0–3.72.0–3.92.3–4.0Mouth length2.1–3.52.6–5.72.6–4.6Mouth width4.7–7.64.0–6.44.9–6.5Upper labial furrow length1.2–2.31.2–2.81.2–2.7Lower labial furrow length1.2–2.11.0–2.11.3–2.3Eye length2.9–4.73.4–5.63.2–3.8Eye height––1.3–1.8Spiracle length0.4–0.70.7–1.20.5–1.2First gill slit height1.2–2.01.5–2.61.5–2.6Fifth gill slit height0.9–1.30.8–2.10.8–1.4Pectoral length8.2–11.08.2–10.28.2–11.0Pectoral anterior margin9.5–11.89.0–12.79.7–12.6Pectoral base3.7–4.33.4–4.93.0–4.6Pectoral posterior margin5.5–8.46.2–8.35.7–8.9Pectoral inner margin4.0–5.34.1–5.74.7–5.8Pelvic length7.9–9.88.2–10.97.3–10.5Pelvic anterior margin5.2–6.65.5–6.75.4–7.3Pelvic posterior margin4.5–7.24.4–5.84.0–6.5Pelvic base3.2–5.14.9–6.53.7–6.2Pelvic inner length4.2–5.43.1–4.52.8–7.5Clasper outer length1.8–7.61.9–8.42.1–8.4Clasper inner length4.2–10.44.4–11.44.4–11.3Clasper base width0.6–1.60.9–2.10.6–2.0Anal anterior margin5.2–6.74.5–7.74.4–8.1Anal posterior margin4.9–8.55.1–6.45.0–7.1Anal base7.4–8.77.3–10.46.0–10.1Anal height1.8–5.01.9–3.02.2–6.5Anal inner margin1.7–4.11.9–4.21.9–3.2First dorsal anterior margin7.1–8.36.9–8.47.2–8.3First dorsal base3.2–7.73.6–5.93.4–5.9First dorsal height3.0–7.33.1–5.93.8–5.9First dorsal inner margin2.4–5.32.2–4.82.0–3.1Second dorsal anterior margin8.3–10.47.2–10.37.9–10.4Second dorsal base5.8–6.85.4–6.74.6–8.1Second dorsal height3.7–6.14.4–5.72.8–5.9Second dorsal inner margin2.6–3.92.2–3.52.5–3.6Dorsal caudal margin15.6–18.315.3–18.415.9–21.3Preventral caudal margin5.9–8.95.5–8.65.5–9.26.4–11.0–6.7–13.4Postventral caudal marginSubterminal caudal margin2.8–3.82.8–6.92.9–6.9Terminal caudal margin3.2–5.72.8–4.43.3–4.6Head width––8.2–9.6Head height––3.0–3.9Caudal peduncle width––0.8–1.9Caudal peduncle height––1.2–2.0MeristicsMandibular pores––Hyomandibular pores––Upper tooth rows57–6659–6753–59Lower tooth rows37–5041–5941–47Pectoral radial counts–12–1412–15Monospondylous vertebrae–37–4036Total vertebrae–155–169153–156