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Table 17 in A taxonomic revision of the Neotropical electric fish genus Brachyhypopomus (Ostariophysi: Gymnotiformes: Hypopomidae), with descriptions of 15 new species
Authors/Creators
- 1. Department of Biology, University of Central Florida, PO Box 162368, Florida, 32816 - 2368, USA.
- 2. Division of Fishes, Smithsonian Institution, National Museum of Natural History, 10 th and Constitution Avenue, NW, Washington, DC 20560 - 0159, USA.
- 3. Department of Biological Sciences, University of Toronto Scarborough, 1265 Military Trail, Toronto, ON M 1 C 1 A 5, Canada
Description
Table 17. Morphometrics for Brachyhypopomus palenque, Brachyhypopomus provenzanoi, and Brachyhypopomus regani. HT, holotype; SD, standard deviation. Ranges for Brachyhypopomus palenque and Brachyhypopomus regani refer to the holotype and to paratype and non-type specimens from the type region. Ranges for Brachyhypopomus provenzanoi refer to the holotype and to paratype specimens from the type region.
| B. palenque | B. provenzanoi | B. regani | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| HT | Range | Mean | SD | n | HT | Range | Mean | SD | n | HT | Range | Mean | SD | n | |
| Total length (TL) (mm) | 149 | 83-204 | 118 | 35.1 | 33 | 87 | 68-109 | 87 | 7.5 | 41 | 128 | 72-138 | 112 | 18.4 | 26 |
| Length to end of anal fin (LEA) (mm) | 135 | 77-184 | 109 | 31.7 | 33 | 71 | 59-92 | 73 | 6.3 | 41 | 115 | 63-127 | 98 | 16.3 | 30 |
| Head length (HL) (mm) | 14.6 | 9.6-19.2 | 12.0 | 3.1 | 16 | 7.7 | 7.0-8.8 | 7.8 | 0.4 | 16 | 13.4 | 9.2-16.8 | 13.7 | 1.9 | 32 |
| Proportion of TL (%) | |||||||||||||||
| Caudal filament length (CF) | 9.4 | 4.2-12.4 | 9.1 | 1.9 | 33 | 18.4 | 9.4-20.0 | 15.8 | 2.3 | 41 | 10.2 | 10.1-15.2 | 12.6 | 1.8 | 20 |
| Proportion of LEA (%) | |||||||||||||||
| Head length (HL) | 10.8 | 10.2-12.0 | 11.3 | 0.5 | 16 | 10.8 | 9.6-11.9 | 10.7 | 0.6 | 16 | 11.7 | 11.7-17.4 | 14.0 | 1.0 | 30 |
| Snout to occiput (SO) | 8.8 | 8.0-11.1 | 9.8 | 0.7 | 16 | 8.3 | 7.8-9.4 | 8.6 | 0.4 | 16 | 9.3 | 9.3-14.2 | 11.1 | 0.9 | 30 |
| Snout to anal-fin origin (SA) | 19.6 | 19.4-22.8 | 20.7 | 1.0 | 16 | 18.4 | 18.2-21.0 | 19.6 | 0.8 | 16 | 19.7 | 19.6-29.2 | 23.4 | 2.0 | 30 |
| Snout to pectoral-fin base (PP) | 11.1 | 10.9-13.2 | 12.4 | 0.6 | 16 | 11.7 | 10.2-12.6 | 11.6 | 0.5 | 16 | 13.6 | 13.6-20.0 | 15.9 | 1.2 | 30 |
| Longest pectoral-fin ray (PRL) | 3.6 | 3.2-5.2 | 4.1 | 0.5 | 16 | 4.7 | 4.2-5.4 | 4.8 | 0.4 | 16 | 5.0 | 5.0-8.5 | 6.5 | 0.6 | 30 |
| Anal fin length (AF) | 79.3 | 76.7-83.0 | 79.7 | 1.3 | 16 | 81.7 | 71.8-82.6 | 80.0 | 2.7 | 16 | 80.0 | 75.6-83.3 | 79.9 | 1.5 | 30 |
| Longest anal-fin ray (ARL) | 3.3 | 3.0-4.3 | 3.7 | 0.3 | 16 | 3.9 | 2.4-4.1 | 3.5 | 0.5 | 16 | 4.3 | 1.5-4.4 | 3.1 | 0.7 | 30 |
| Body depth at anal-fin origin (BD1) | 11.9 | 9.4-11.9 | 10.5 | 0.7 | 16 | 8.5 | 6.7-9.6 | 7.9 | 0.8 | 16 | 11.8 | 10.6-16.5 | 13.2 | 1.1 | 30 |
| Body width at anal-fin origin (BW1) | 7.9 | 6.0-7.9 | 6.6 | 0.4 | 16 | 4.4 | 3.8-4.9 | 4.2 | 0.3 | 16 | 6.5 | 4.4-7.4 | 6.5 | 0.6 | 30 |
| Body depth at anal-fin middle (BD2) | 10.5 | 8.6-11.7 | 10.2 | 0.7 | 16 | 7.6 | 5.9-8.2 | 7.1 | 0.7 | 16 | 11.5 | 9.0-12.3 | 10.6 | 0.8 | 30 |
| Body width at anal-fin middle (BW2) | 4.0 | 2.7-4.2 | 3.4 | 0.4 | 16 | 2.6 | 1.9-3.6 | 2.6 | 0.5 | 16 | 3.3 | 2.2-4.4 | 2.9 | 0.4 | 30 |
| Caudal filament length (CF) | 9.6 | 7.4-14.0 | 9.9 | 1.8 | 12 | 22.5 | 17.4-24.4 | 19.8 | 2.3 | 15 | 11.3 | 11.1-17.9 | 14.4 | 2.4 | 20 |
| Proportion of HL (%) | |||||||||||||||
| Preorbital distance (PR) | 25.3 | 25.0-30.6 | 27.1 | 1.6 | 16 | 24.7 | 23.1-26.7 | 24.5 | 1.1 | 16 | 26.0 | 23.4-29.9 | 27.1 | 1.5 | 32 |
| Mouth width (MW) | 28.1 | 25.1-37.8 | 30.9 | 3.9 | 16 | 29.9 | 21.4-29.9 | 25.6 | 2.2 | 16 | 23.0 | 14.9-27.0 | 19.2 | 2.4 | 32 |
| Internarial distance (AE) | 22.6 | 18.7-23.1 | 21.4 | 1.3 | 16 | 19.8 | 17.8-21.9 | 20.1 | 1.3 | 16 | 19.1 | 16.5-21.2 | 18.6 | 1.1 | 32 |
| Posterior naris to eye (PE) | 5.8 | 4.5-10.1 | 7.0 | 1.4 | 16 | 6.6 | 3.9-6.6 | 5.4 | 0.8 | 16 | 7.6 | 4.8-8.3 | 6.8 | 0.8 | 32 |
| Orbital diameter (OD) | 9.3 | 7.8-11.7 | 9.8 | 1.1 | 16 | 12.5 | 10.2-14.3 | 12.2 | 1.0 | 16 | 10.3 | 9.5-13.0 | 11.1 | 0.9 | 32 |
| Interorbital distance (IO) | 30.1 | 25.0-30.4 | 28.0 | 2.0 | 16 | 21.2 | 17.8-22.4 | 20.1 | 1.5 | 16 | 19.7 | 15.0-21.1 | 18.0 | 1.7 | 32 |
| Head depth at eye (HD1) | 48.2 | 44.5-50.5 | 46.9 | 1.9 | 16 | 43.8 | 38.3-44.6 | 41.2 | 1.8 | 16 | 42.3 | 40.0-47.4 | 43.3 | 1.7 | 32 |
| Head width at eye (HW1) | 38.9 | 37.5-49.9 | 43.1 | 3.5 | 16 | 39.6 | 28.8-39.6 | 34.2 | 2.9 | 16 | 36.8 | 30.4-41.8 | 34.9 | 3.0 | 32 |
| Head depth at occiput (HD2) | 80.4 | 65.6-80.4 | 73.0 | 3.5 | 16 | 62.5 | 58.0-67.8 | 64.8 | 2.3 | 16 | 71.6 | 61.3-73.7 | 67.6 | 2.5 | 32 |
| Head width at occiput (HW2) | 55.7 | 52.5-63.3 | 56.7 | 2.5 | 16 | 48.8 | 38.9-48.8 | 44.6 | 2.8 | 16 | 57.5 | 39.1-58.2 | 50.5 | 4.2 | 32 |
| Postorbital distance (PO) | 63.7 | 61.9-68.5 | 64.7 | 2.0 | 16 | 61.8 | 60.1-67.5 | 63.3 | 2.0 | 16 | 64.9 | 60.4-67.4 | 65.0 | 1.4 | 32 |
| Branchial aperture (BO) | 33.9 | 24.4-33.9 | 29.4 | 3.2 | 16 | 18.7 | 14.1-21.0 | 17.3 | 1.9 | 16 | 24.6 | 19.0-26.6 | 23.4 | 2.0 | 32 |
| Pectoral-fin base (PB) | 17.9 | 12.8-17.9 | 14.8 | 1.4 | 16 | 8.3 | 6.8-10.9 | 8.9 | 1.2 | 16 | 11.2 | 9.3-13.4 | 11.7 | 1.0 | 32 |
| Caudal filament depth (CD) | 20.3 | 15.1-21.3 | 18.1 | 1.8 | 12 | 14.9 | 13.0-19.1 | 14.3 | 1.5 | 16 | 15.5 | 8.1-15.5 | 11.9 | 1.6 | 30 |
| Caudal filament width (CW) | 6.0 | 3.8-7.5 | 5.8 | 1.2 | 12 | 7.3 | 4.6-7.3 | 5.6 | 0.8 | 16 | 3.8 | 3.0-6.1 | 4.1 | 0.7 | 30 |
| Other proportions | |||||||||||||||
| BW1 (% of BD1) | 66.3 | 56.8-67.5 | 63.1 | 3.1 | 16 | 52.2 | 48.4-57.1 | 53.3 | 3.0 | 16 | 54.7 | 41.3-54.7 | 49.1 | 3.9 | 32 |
| BW2 (% of BD2) | 37.7 | 29.9-37.7 | 33.3 | 2.3 | 16 | 34.1 | 28.4-44.4 | 35.6 | 4.3 | 16 | 29.0 | 22.2-38.1 | 27.8 | 3.5 | 32 |
Notes
Published as part of Crampton, William G. R., Santana, Carlos D. de, Waddell, Joseph C. & Lovejoy, Nathan R., 2016, A taxonomic revision of the Neotropical electric fish genus Brachyhypopomus (Ostariophysi: Gymnotiformes: Hypopomidae), with descriptions of 15 new species, pp. 751 in Neotropical Ichthyology (e 150146) 14 (4) on page 751, DOI: 10.1590/1982-0224-20150146, http://zenodo.org/record/13331233
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