| Bythitidae (Livebearing brotulas) |
| 14.2 cm (female) |
|
demersal; marine; depth range 80 - 150 m |
| Southeast Pacific: off Peru to Costa Rica. |
|
Dorsal soft rays (total): 83-87; Anal soft rays: 51-54; Vertebrae: 54-56. This species is distinguished from it congeners by the following characters: gill filaments on anterior arch is 4-5 times the length of the developed rakers; a pair of very small, subdermal, closely set spines on frontal plate above and behind eyes, absence of spine on ethmoid; anterior arch with 2-3 developed rakers, not much longer than spiny knobs; gill filaments on anterior arch 4-5 times length of developed rakers; palatines 2-4 tooth rows; prolonged pectoral peduncle adnate to body; vertebrae, precaudal 14-16 and total 54-56; fin rays, D 83-87, A 51-54, caudal 12-13, pectoral 17-19 (Ref. 93007). |
| Rare species, known from two specimens (Ref. 34024). A viviparous species living on the lower part of the continental shelf (80-150 m). Four examined female specimens are with well-developed eggs but apparently no embryos. Sections of ripe testes show that the spermatozoans are arranged in spermatophores (Ref. 93007). |
|
Least Concern (LC); Date assessed: 16 August 2019 Ref. (130435)
|
| harmless |
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