How diverse are coccoid cyanobacteria? A case study of terrestrial habitats from the Atlantic Rainforest (São Paulo, Brazil) Author Jr, Watson Arantes Gama Institute of Botany, Núcleo de Pesquisa em Ficologia, C. P. 3005, 1031 - 970 São Paulo, SP, Brazil & E-mail: watsonarantes @ gmail. com (corresponding author) Author Iv, Haywood Dail Laughinghouse Department of Biological Sciences, Smith College, Northampton, MA 01063, USA & Department of Botany, National Museum of Natural History, Smithsonian Institution, Washington, DC 20013, USA Author Sant’Anna, Célia Leite Institute of Botany, Núcleo de Pesquisa em Ficologia, C. P. 3005, 1031 - 970 São Paulo, SP, Brazil text Phytotaxa 2014 2014-09-12 178 2 61 97 http://dx.doi.org/10.11646/phytotaxa.178.2.1 journal article 10.11646/phytotaxa.178.2.1 1179-3163 5145178 Nephrococcus shilinensis Tian in Tian et al. (2001: 280) ( Figs. 8A–8C ). Sarcinoid, round to elongated colonies to irregular, 25.4–340.0 µm diam., sub-colonies present, 2–4–8–16 celled, overlapping. Sheath firm, orange to red, more intense in inner layers, conspicuous, lamellate, finely granulated. Cells reniform to ellipsoid, (3.3)8.1–10.4(15.5) µm diam. Cell content finely granulated, blue-green to olive green. Habitat: —Wet rocks. Studied material: — BRAZIL . São Paulo : São Luís do Paraitinga , State Park of “Serra do Mar” ( Santa Virgínia ), 23º 20’ 16” S , 45º 9’ 1” W , 22 February 2010 , W.A. Gama-Jr. (SP 401418) .