We did not include text-based species descriptions, both because these are available elsewhere (Stein et al. 2003), and because our work is intended to demonstrate the principles of visual key construction, not to produce a fully field-ready key.
The system provides not only text-based species search (Fig. 7), but also image searches based on trait semantics (Fig. 8) and visual content (Figs. 9 and 10) with personalized search criteria.
californicum" in the key and the species text.
This second edition includes more than 500 new photos and updated text, maps, and species names.
The text treats each species in depth, summarizing identification techniques and concisely reviewing all aspects of corvid behavior, distribution, population, and taxonomy.
Pilsbry's original type description, the text where the species is officially named and described, reads as follows: In 1982, American zoologist John B. Burch reclassified the Socorro springsnail as Fontelicella neomexicana.
That year a painting of the plant by Sydenham Edwards was featured in Curtis's Botanical Magazine, accompanied by text describing the species as "a handsome shrub [that] thrives freely".
More detail is available as supporting information; see Text S1: Study Species.
