Another distinct characteristic of the syndrome is thoracolumbar gibbus in infancy.

A Gibbus deformity is a form of structural kyphosis, where one or more adjacent vertebrae become wedged.

A Gibbus deformity may result from the sail vertebrae associated with cretinism, the childhood form of hypothyroidism.

Liparis gibbus (Variegated snailfish)

Dentimargo gibbus is a species of sea snail, a marine gastropod mollusk in the family Marginellidae, the margin snails.

The humpback red snapper also known as the Paddletail Snapper (Lutjanus gibbus) is a species of fish in the family of Lutjanidae.

Shell types include Ostrea Virginica, Venus Mercenaria, Tagelus Gibbus, Arca (sp.)

The Atlantic calico scallop, Argopecten gibbus, is a species of medium-sized edible saltwater clam, specifically a scallop, a marine bivalve mollusk in the family Pectinidae, the scallops.

A common local name is caribe ojo rojo; the species is also known as caribe amarillo, not to be confused with the other "yellow" piranhas S. gibbus and S. spilople.

Argopecten (includes bay scallop, Argopecten irradians, Atlantic calico scallop Argopecten gibbus and Pacific calico scallop, Argopecten ventricosus)

The ellipsoidal carapace (to 27 cm), similar to that of M. gibbus but with a low medial groove, is somewhat serrated with a shallow subcaudal notch, and usually broadest at the 8th marginals and highest on the 3rd vertebral.

Doctors, including Hart, were realizing that myriad illnesses - consumption, phthisis, phthisis pulmonalis, Koch's disease, scrofula, lupus vulgaris, white plague, King's evil, Pott's disease, and Gibbus - were all in fact cases of tuberculosis (TB).