A search that checks against common names and lexical variants.
Example: A search for "Pomatomus saltator" will check presence in the tree of "Pomatomus sallatrix", "Pomatomus saltator", or "Pomatomus saltatrix".
A search that checks against common names and lexical variants and homotypic variants.
Example: A search for "Pomatomus saltator" will check presence in the tree of "Cheilodipterus saltatrix", "Gasterosteus saltatrix", "Pomatomix saltatrix", "Pomatomus sallatrix", "Pomatomus saltator", "Pomatomus saltatrix", or "Temnodon saltator".
Description of Heteronema hexagonum: Cells are about 30 microns long and 18 microns wide. Irregularly hexagonal, central part subquadrate; above and below triangular-conical, ends pointed, sides straight, transversely striate, apparently on one side only; two flagella, one trailing