Elasmobranchii (sharks and rays) >
(Ground sharks) >
Latin, parma, -ae = a little shield + Greek, oura = tail
From Latin word 'bigus' meaning beige, referring to the general plain pale yellowish brown coloration of the fish (Ref.
. More on authors:
Environment: milieu / climate zone / depth range / distribution range
Marine; bathydemersal; depth range ? - 606 m (Ref.
This scyliorhinid catshark is characterized by the following: a soft body with velvety skin, with small tricuspidate denticles; plain pale yellowish brown coloration; fins yellowish brown with slightly paler edges; dorsal caudal crest well-developed, ventral crest distinct but weak, denticles enlarged on crest; teeth mainly tricuspidate, 120 rows in upper jaw; first dorsal fin slightly behind mid-length, pre-first dorsal length 54.9% TL; pelvic fins slightly forward of mid-length, pre-pelvic length 48.9% TL; vent at middle of body, pre-vent length 50.8% TL; relatively short snout, prenarial length 4.2% TL; short mouth, length 3.6% TL; short labial furrows, lower furrow longer than upper one, 1.7% and 1.2% TL respectively; head is not depressed, the height subequal to its width, with length shorter than abdomen, 19.8% TL; pectoral-pelvic length 25.4% TL; second dorsal fin larger than first, anterior margins of first 5.2% and second 9.3% TL; subterminal caudal lobe relatively small, with subterminal margin length 3.8% TL, terminal margin length 3.6% TL; 47 monospondylous centra; 102 precaudal centra, 144 total centra (Ref.
Life cycle and mating behavior
Séret, B. and P. Last
, 2007. Four new species of deep-water catsharks of the genus
(Carcharhiniformes: Scyliorhinidae) from New Caledonia, Indonesia and Australia. Zootaxa (2007):1-17. (Ref.
Phylogenetic diversity index (Ref.
= 0.5010 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00316 (0.00147 - 0.00678), b=3.09 (2.91 - 3.27), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
Trophic Level (Ref.
): 4.0 ±0.4 se; Based on size and trophs of closest relatives
): Low, minimum population doubling time 4.5 - 14 years (Preliminary K or Fecundity.).
): High vulnerability (55 of 100) .
Capuli, Estelita Emily
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