| Family: |
Milyeringidae (Blind cave gudgeons) |
| Max. size: |
2.3 cm SL (male/unsexed) |
| Environment: |
demersal; freshwater |
| Distribution: |
Oceania: restricted to subterranean aquifers accessed by wells sunk on Barrow Island, Western Australia. |
| Diagnosis: |
Dorsal soft rays (total): 6-6; Anal soft rays: 6-7; Vertebrae: 22-22. First dorsal fin absent (remnant of single pterygiophore present in CT-scanned specimen), 6 segmented second dorsal fin rays; 6-7 segmented anal fin rays; pelvic fin rays I,3; 13-15 caudal fin rays; caudal and pectoral fin rays all unbranched; an almost naked body with greatly reduced scalation (single row of few cycloid scales present), head short with reduced numbers of rows of sensory papillae on the head and body; vertebrae 7-9+13-15 (22 in total), one pre-anal pterygiophore, one epural, last haemal spine broad, split, with sheet of bone joining forks (Ref. 93018). |
| Biology: |
|
| IUCN Red List Status: |
Critically Endangered (CR); Date assessed: 23 January 2019 (B1ab(iii)+2ab(iii)) Ref. (130435)
|
| Threat to humans: |
harmless |
| Country info: |
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