Hyotissa mcgintyi

Hyotissa mcgintyi, also known as Parahyotissa mcgintyi, is a species of marine bivalve mollusk in the family Gryphaeidae.^[1][2][3] This species occurs in the western Atlantic Ocean,^[1] primarily in the Caribbean,^[3] but has been recorded as far north as North Carolina.^[3][4]

Hyotissa mcgintyi
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Bivalvia
Order:	Ostreida
Family:	Gryphaeidae
Genus:	Hyotissa
Species:	H. mcgintyi
Binomial name
Hyotissa mcgintyi (Harry, 1985)
Synonyms
Parahyotissa mcgintyi H. W. Harry, 1985 Mytilus roseus Gmelin, 1791 – unaccepted Ostrea thomasi R. A. McLean, 1941 – homonym

Description

Hyotissa mcgintyi can grow to about 10 cm (3.9 in) in shell diameter.^[2] It has a prominent irregular^[2] or saw-toothed shell margin.^[2][3] The shell is externally creamy white with a deep rosy tinge near the margin. The interior is uniformly light off-white color with some darker brown streaks on the interior ridges of the zigzag margin.^[3]