Pterocerdale insolita

description

Description. Head. Snout strongly curved in side view, broadly rounded in top view; anterior nostril at end of very short tube, immediately above upper lip, posterior nostril a larger pore just anterior to and almost touching anterodorsal margin of eye; eyes lateral on head, eye length slightly less than snout length; mouth forming an angle of 60 ° to longitudinal axis of body; gill opening narrow, vertical, extending ventrally from pectoral-fin base below upper margin to point just below lower pectoral base, below operculum (Figure 4), broadly rounded. Teeth. No teeth on vomer, tongue or palatine; jaw teeth conical, slightly curved; upper jaw with two rows of small, loosely attached teeth anteriorly, teeth in outer row slightly larger than those in inner row, widely spaced; lower jaw with single row of small, loosely attached teeth directed dorsally, no enlarged curved canines; along outer edge of dentary a series of blunt bony dorsoventrally flattened projections with rounded tip directed more or less horizontally (widely spaced projections appearing to be bony projections of dentary, not true teeth; probably tooth sockets), space between projections about equal to width of proje

Descriptions of two new genera and species of ptereleotrine fishes from Australia and Japan (Teleostei: Gobioidei) with discussion of possible relationships

discussion

Remarks. The species was collected in a mangrove spring fed creek. The creek was in a dense stand of mangroves with the canopy covering the whole creek. When alive the fish had a very flexible body and could bend much like a blenny or Parioglossus.

Descriptions of two new genera and species of ptereleotrine fishes from Australia and Japan (Teleostei: Gobioidei) with discussion of possible relationships

distribution

Distribution. Known only from the type locality, Weipa, Queensland.

Descriptions of two new genera and species of ptereleotrine fishes from Australia and Japan (Teleostei: Gobioidei) with discussion of possible relationships

etymology

Etymology. From the Latin insolitus = strange, unusual, uncommon, all features of the new species. An adjective.

Descriptions of two new genera and species of ptereleotrine fishes from Australia and Japan (Teleostei: Gobioidei) with discussion of possible relationships