It simply happens that many formal, generative theories are descriptively inadequate grammars. The subsections are often called themes, and each is vastly and descriptively labeled. It may be notated in charts as C, or more often "descriptively" as Gm/C. An example of two traits that are descriptively similar are "skeptical" and "distrustful". Numerous systems exist to name specific sugars more descriptively. The formula is more descriptively written SO(OH)Cl, but HSOCl is traditional. Typically, they played a special variety of marches known descriptively as screamers, two-steps, and cakewalks. Thus pyrite would be more descriptively called iron persulfide, not iron disulfide. The name "Shady Dale" was descriptively applied. Roxbury is either descriptively named, or the name is a transfer from Roxbury, Massachusetts. It was named descriptively by DI in 1930. The formula for this species is written in two ways&colon; Ni(NO)6HO and, more descriptively [Ni(HO)](NO). The chemical formula of xylidines is CHN or, more descriptively, (CH)CHNH. The publisher promotes this series descriptively as ""JAG", set in space".