It is smooth save for crescentic growth lines. Forewings with a crescentic pale tornal stain. It is distinguished by its deep concavity and crescentic outline. Diffuse mesangial proliferation or crescentic glomerulonephritis may also be present. Tergite four is largely black, with isolated dull yellow crescentic markings on each side. Five basic dune types are recognized&colon; crescentic, linear, star, dome, and parabolic. They appear as crescentic oblique lines surrounded by a bone marrow edema pattern (Figure 5). It has a cigar-shaped body, crescentic wings and a short bluntly squared-off tail. The lower palatal tooth is a prominent, crescentic lamella, with strong lateral buttresses. The Crescentic Axehead was found about 5 years later at about 200m distance. The pleurocentra, which also comprise the centra, are slender and crescentic in both genera.