from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. On the underside of the tail.
from the GNU version of the Collaborative International Dictionary of English
- adj. Situated under, or on the ventral side of, the tail.
from The Century Dictionary and Cyclopedia
- Situated under the tail; placed on the under side of the tail: as, subcaudal chevron-bones; the subcaudal scutes, or urosteges, of a snake.
- Not quite caudal or terminal; situated near the tail or tail-end; subterminal.
- n. That which is subcaudal; specifically, in herpetology, a urostege; one of the special scutes upon the under side of the tail of a serpent.
This high-principled lophobranch is so careful of its callow and helpless young that it carries about the unhatched eggs with him under his own tail, in what scientific ichthyologists pleasantly describe as a subcaudal pouch or cutaneous receptacle.
On the other hand, it is very probable that this subcaudal extension of the fins is merely a result of the posterior extension and enlargement of these fins which has taken place in the evolution of the adaptation.
The subcaudal flaps were perfectly motionless and tightly pressed between the base of the tail and the surface of support, so that any movement of them was impossible.
The subcaudal prolongations of the fins are therefore not necessary to the adhesion, nor to the pumping action, of the muscles and fins, which went on as before.
The subcaudal fin-flaps are developed in _norvegicus_, most in _punctatus_; each has four rays in _norvegicus_ and _unimaculatus_, six in _punctatus_.
Hodgson states that a horribly offensive yellowish-grey fluid exudes from two subcaudal glands.
The pythons closely resemble the true boas, but have the subcaudal plates double; the muzzle is sheathed with plates, and those covering the mouth of the jaws have pits.
Wagler has also formed two genera for this single species; and Cuvier formed from a variety of it with subcaudal bands a third genus, under the name of Oplocephalus.
Varied with a few whitish cross bands; last series of scales and beneath whitish ventral shield black in front; subcaudal plates, one-rowed; throat scaly; chin shields two pairs; eyes lateral, pupil round; front pair of frontal plates short; nostrils lateral, in two small shields, loreal shields none; one large anterior, and two moderate posterior ocular shields; lower temporal shield in the labial ones.
Body cylindrical, scales small; ventral shields brown, rounded; tail rather short, tapering; subcaudal plates two, round.