n = 40
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Istiblennius afilinuchalis | Schultz & Chapman, 1960 | Blenniella gibbifrons | Blenniidae | Hump-headed blenny |
| Istiblennius andamanensis | (Day, 1870) | Blenniella cyanostigma | Blenniidae | Striped rockskipper |
| Istiblennius andamensis | (Day, 1870) | Blenniella cyanostigma | Blenniidae | Striped rockskipper |
| Istiblennius bellus | (Günther, 1861) | Istiblennius bellus | Blenniidae | Imspringer |
| Istiblennius bellus impudens | Smith, 1959 | Istiblennius bellus | Blenniidae | Imspringer |
| Istiblennius bilitonensis | (Bleeker, 1858) | Blenniella bilitonensis | Blenniidae | Biliton blenniella |
| Istiblennius biseriatus | (Valenciennes, 1836) | Blenniella periophthalmus | Blenniidae | Blue-dashed rockskipper |
| Istiblennius chrysospilos | (Bleeker, 1857) | Blenniella chrysospilos | Blenniidae | Red-spotted blenny |
| Istiblennius chrysospilos insulinus | Smith, 1959 | Blenniella chrysospilos | Blenniidae | Red-spotted blenny |
| Istiblennius colei | (Herre, 1934) | Istiblennius colei | Blenniidae | Cole's rockskipper |
| Istiblennius coronatus | (Günther, 1872) | Blenniella chrysospilos | Blenniidae | Red-spotted blenny |
| Istiblennius cyanostigma | (Bleeker, 1849) | Blenniella cyanostigma | Blenniidae | Striped rockskipper |
| Istiblennius dussumeri | (Valenciennes, 1836) | Istiblennius dussumieri | Blenniidae | Streaky rockskipper |
| Istiblennius dussumieri | (Valenciennes, 1836) | Istiblennius dussumieri | Blenniidae | Streaky rockskipper |
| Istiblennius edentululus | (Forster & Schneider, 1801) | Istiblennius edentulus | Blenniidae | Rippled rockskipper |
| Istiblennius edentulus | (Forster & Schneider, 1801) | Istiblennius edentulus | Blenniidae | Rippled rockskipper |
| Istiblennius enosimae | (Jordan & Snyder, 1902) | Istiblennius edentulus | Blenniidae | Rippled rockskipper |
| Istiblennius flaviumbrinus | (Rüppell, 1830) | Istiblennius flaviumbrinus | Blenniidae | |
| Istiblennius gibbifrons | (Quoy & Gaimard, 1824) | Blenniella gibbifrons | Blenniidae | Hump-headed blenny |
| Istiblennius gibbifrons insolitus | Smith, 1959 | Blenniella gibbifrons | Blenniidae | Hump-headed blenny |
| Istiblennius gibbifrons rodenbaughi | Schultz & Chapman, 1960 | Blenniella gibbifrons | Blenniidae | Hump-headed blenny |
| Istiblennius impudens | Smith, 1959 | Istiblennius bellus | Blenniidae | Imspringer |
| Istiblennius insulinus | Smith, 1959 | Blenniella chrysospilos | Blenniidae | Red-spotted blenny |
| Istiblennius interruptus | (Bleeker, 1857) | Blenniella interrupta | Blenniidae | Dashed-line blenny |
| Istiblennius lineatus | (Valenciennes, 1836) | Istiblennius lineatus | Blenniidae | Lined rockskipper |
| Istiblennius meleagris | (Valenciennes, 1836) | Istiblennius meleagris | Blenniidae | Peacock rockskipper |
| Istiblennius muelleri | (Klunzinger, 1879) | Istiblennius muelleri | Blenniidae | Mueller's rockskipper |
| Istiblennius paulus | (Bryan & Herre, 1903) | Blenniella paula | Blenniidae | Bluedash rockskipper |
| Istiblennius periophthalmus | (Valenciennes, 1836) | Blenniella periophthalmus | Blenniidae | Blue-dashed rockskipper |
| Istiblennius periophthalmus biseriatus | (Valenciennes, 1836) | Blenniella periophthalmus | Blenniidae | Blue-dashed rockskipper |
| Istiblennius pox | Springer & Williams, 1994 | Istiblennius pox | Blenniidae | Scarface rockskipper |
| Istiblennius rivulatus | (Rüppell, 1830) | Istiblennius rivulatus | Blenniidae | |
| Istiblennius rodenbaughi | Schultz & Chapman, 1960 | Blenniella gibbifrons | Blenniidae | Hump-headed blenny |
| Istiblennius sp. | Not applicable | Istiblennius pox | Blenniidae | Scarface rockskipper |
| Istiblennius spilotus | Springer & Williams, 1994 | Istiblennius spilotus | Blenniidae | Spotted rockskipper |
| Istiblennius steindachneri | (Pfeffer, 1893) | Istiblennius steindachneri | Blenniidae | |
| Istiblennius striatomaculatus | (Kner & Steindachner, 1867) | Istiblennius dussumieri | Blenniidae | Streaky rockskipper |
| Istiblennius unicolor | (Rüppell, 1838) | Istiblennius unicolor | Blenniidae | Pallid rockskipper |
| Istiblennius variolosus | (Valenciennes, 1836) | Cirripectes variolosus | Blenniidae | Red-speckled blenny |
| Istiblennius zebra | (Vaillant & Sauvage, 1875) | Istiblennius zebra | Blenniidae | Zebra blenny |