Puncturella agger
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Vetigastropoda
Order:	Lepetellida
Family:	Fissurellidae
Genus:	Puncturella
Species:	P. agger
Binomial name
Puncturella agger Watson, 1883[1]
Synonyms
Cranopsis agger (Watson, 1883)

Puncturella agger is a species of sea snail, a marine gastropod mollusk in the family Fissurellidae, the keyhole limpets.^[2]

This section needs expansion. You can help by adding to it. (May 2020)

The shell can grow to be 6 mm in length.^[3]

This species occurs in the Gulf of Mexico and off Puerto Rico at depths between 249 m and 1966 m

• Rosenberg, G., F. Moretzsohn, and E. F. García. 2009. Gastropoda (Mollusca) of the Gulf of Mexico, Pp. 579–699 in Felder, D.L. and D.K. Camp (eds.), Gulf of Mexico–Origins, Waters, and Biota. Biodiversity. Texas A&M Press, College Station, Texas

• Intergovernmental Oceanographic Commission (IOC) of UNESCO. The Ocean Biogeographic Information System
• Watson R.B. (1879-1883). Mollusca of H.M.S. 'Challenger' Expedition. Journal of the Linnean Society (London). 14: 506-529, 586-605, 692-716 [1879; 15: 87-126, 217-230 [1880], 245-274, 388-412, 413-455, 457-475 [1881]; 16: 247-254, 324-343, 358-372, 373-392 [1882], 594-611 [1883]; 17: 26-40, 112-130, 284-293, 319-340, 341-346]
• Pérez Farfante, I. (1947). The genera Zeidora, Nesta, Emarginula, Rimula and Puncturella in the western Atlantic. Johnsonia. 2: 93-148
• Watson R.B. (1886). Report on the Scaphopoda and Gasteropoda collected by H.M.S. Challenger during the years 1873-76. Report on the Scientific Results of the Voyage of H.M.S. Challenger during the years 1873–76. Zoology. 15 (part 42): 1-756, pls 1-50
• Serge GOFAS, Ángel A. LUQUE, Joan Daniel OLIVER,José TEMPLADO & Alberto SERRA (2021) - The Mollusca of Galicia Bank (NE Atlantic Ocean); European Journal of Taxonomy 785: 1–114