| Huvuddomare. | Pereira, T.N.A. and R.M.C. Castro, 2014 |
| Utseende refererar till | |
| Bones in OsteoBase |
| specialiserade organ | |
| annat utseende | different morphology in juveniles and adults |
| andra färger | |
| Anmärkningar | Adults possess distinct secondary sexual characters on anal fin (vs. absent in juveniles). Males have anteriormost nine rays longer than additional rays forming a distinct anterior lobe, and elongation of 11th to 28th branched rays forming second bell-shaped lobe (vs. anteriormost 12 anal-fin rays are distinctly longer than other posteriormost rays, forming a distinct lobe in females). |
| Särskilt slående egenskaper | |
| Lateral kroppsform (shape guide) | |
| Tvärsnitt | |
| Dorsal profil av huvudet | |
| Ögontyp | |
| Typ av mun/snyte | |
| Munnens placering | terminal |
| Typ av vågar | cycloid scales |
| Diagnos |
Utiaritichthys esguiceroi is distinguished from its congeners by having 99-101 perforated scales on the lateral line (vs. 69-72 in U. sennaebragai, and 78-82 in U. longidorsalis), 17-19 prepelvic spines (vs. 9-10 in U. sennaebragai, and 28-31 in U. longidorsalis), 20-21 postpelvic spines (vs. 15-17 in U. sennaebragai, and 14 in U. longidorsalis), and 23-25 circumpeduncular scales (vs. 30-48 in U. sennaebragai, and 33-35 in U. longidorsalis). It can be further diagnosed from U. longidorsalis by having larger interdorsal width 11.8-15.6 % of SL (vs. 7.1-7.9% of SL), and larger adipose-fin base length 4.2-5.8 % of SL (vs. 3.7-3.8% of SL) (Ref. 96883). Description: dorsal-fin rays ii, 21; anal-fin rays iii-iv, 30 or 32; pectoral-fin rays i,16; pelvic-fin rays i, 7; scale rows between lateral line to pelvic-fin origin 27- 28 (Ref. 96883). |
| Enkel identifiering |
| Sidolinjer | avbruten: No |
| Fjäll längs sidolinje | |
| Porbärande fjäll längs sidolinje | 99 - 101 |
| Fjäll i lateralserie | |
| Antal rader fjäll ovan sidolinje | 34 - 36 |
| Antal rader fjäll under sidolinje | |
| Fjäll runt stjärtfensspole | 23 - 24 |
| Skäggtömmar | |
| Gälspringor (endast hos hajar/rockor) | |
| Gälräfständer | |
| på undre del av gälbåge | 18 - 18 |
| på övre del av gälbåge | 12 - 12 |
| totalt | |
| Ryggkotor | |
| preanal | 19 - 19 |
| totalt | 35 - 35 |
| Egenskaper | no striking attributes |
| Antal fenor | 1 |
| Antal småfenor | Dorsal |
| Ventral | |
| Totalt antal hårda fenstrålar | |
| Totalt antal mjuka fenstrålar | 23 - 23 |
| Fettfena | present |
| Egenskaper | forked |
| Antal fenor | |
| Totalt antal hårda fenstrålar | |
| Totalt antal mjuka fenstrålar |
| Bröstfena | Egenskaper more or less normal |
| Fenstrålar hårda | |
| Fenstrålar mjuka 17 - 17 | |
| Bukfenor | Egenskaper |
| Position abdominal beneath origin of D1 | |
| Fenstrålar hårda | |
| Fenstrålar mjuka 8 - 8 |