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The shafts of the rachidian and laterals are straight, the shafts of the first pair of marginals are tapered toward the tip.
Rachidian with broad, trigonal cusp, well-developed hood, and a distinct transverse basal ridge; cutting edge with a slender, acuminate central denticle and 2 or 3 progressively smaller, similarly shaped denticles on each side.
In postlarvae of -0.5 mm SL, a rachidian tooth (R), 2 pairs of lateral teeth (L1, L2), and 2-3 pairs of marginal teeth (M) per row were present.
A small rachidian tooth is present in all three genera (absent in most species of Nata).
Radula possessing rachidian tooth; outer lateral teeth conspicuously larger than marginal teeth; inner marginal teeth small but not vestigial.
Rachidian about two-thirds length of innermost lateral; cusp broadly acuminate, slightly longer than its base-plate.
Each row has a central rachidian tooth, which has a pointed tip similar to the three pairs of lateral teeth on either side.
Radula (Figs 16, 17): rachidian tooth wide, comb-like, occupying about half of radular width; curved base, width ~ 5x greater than its length; ~17 triangular, sharp pointed cusps of similar size, except for some diminishment towards the side; lateral tooth hook-like, bicuspid, base broad (equivalent to 1/2 of rachidian base width), obliquely disposed; main lateral cusp widely curved inwards, about as long as base; secondary, medial cusp approximately half the size of lateral cusp; both cusps separated from each other by smooth area equivalent to 1/3 of tooth's width.
Whenever an extensive macroscopically-visible lesion was found on the anal margin, a biopsy was conducted in the operating room under rachidian anesthesia.
anulatus has a brown or white body with pink, white, and brown spots, smooth papillae epithelium at the base and papillated in the distal part, unbranched digestive gland ducts, smooth jaws, and smooth rachidian and lateral teeth.
WN virus was isolated after one passage into C6/36 and Vero E6 cells from the rachidian bulb of the first confirmed case and from cerebellum, cortex, and lumbar spinal cord of another horse that died on September 6.
The effect of seed maturity at harvest in soybean (TeKrony et al., 1980) and in peas (Bedford and Matthews, 1976; Rachidian and Le Deunff, 1986) is an important factor affecting seed quality.
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