Two new deep-water species of the genus Thorogobius (Teleostei: Gobiidae) from the upper continental slope of the Eastern Central Atlantic Author Sauberer, Michael Author Iwamoto, Tomio Author Ahnelt, Harald text Zootaxa 2018 2018-06-06 4429 2 357 371 journal article 29959 10.11646/zootaxa.4429.2.10 3f87b3ca-a2d3-49c5-ae1b-402130e9e134 1175-5326 1283913 76CA2428-630A-49DA-A97E-907FA4C643D4 Key to species of Thorogobius 1a Nape and predorsal area completely or only laterally scaled.................................................... 2 1b Nape and predorsal area naked........................................................................... 3 2a Nape and predorsal area completely scaled and two dark patches at the bases of both dorsal fins; eastern Atlantic from Senegal to Angola .......................................................................... Thorogobius angolensis 2b Predorsal area scaled at sides, otherwise naked and no dark patches at the bases of both dorsal fins; eastern Atlantic from São Tomé and Príncipe to Angola .................................................... Thorogobius laureatus nov. sp. 3a Scales in transversal series ≥ 11 and brown blotches present all over the body................... Thorogobius ephippiatus 3b Scales in transversal series ≤ 10 and no brown blotches all over the body.......................................... 4 4a Pectoral fin rays ≥ 19, no pale brown spots and blotches on the body and head; spots, if present, pale fawn and only on nape and predorsal area; eastern Atlantic from Ghana , Equatorial Guinea (Gulf of Guinea ) and Angola ...................... 5 4b Pectoral fin rays ≤ 18, pale brown spots and blotches all over the body and head; endemic to the Mediterranean Sea......................................................................................... Thorogobius macrolepis 5a Scales in longitudinal series ≥ 30 and no blotches or spots on body and head; distinct dark vertical stripes on caudal fin; Equatorial Guinea (Gulf of Guinea ) and southern Angola ; head neuromast rows tr and trp absent........... Thorogobius rofeni 5b Scales in longitudinal series ≤ 29 and pale fawn spots irregularly scattered over nape and predorsal area; no vertical stripes on caudal fin; eastern Atlantic from Ghana and Angola ; head neuromast rows tr and trp present...................................................................................................... Thorogobius alvheimi nov. sp.