The invasive hydromedusae Blackfordia virginica Mayer, 1910 (Cnidaria: Blackfordiidae) in southern Brazil, with comments on taxonomy and distribution of the genus Blackfordia Author Bardi, Juliana Author Marques, Antonio Carlos text Zootaxa 2009 2198 41 50 journal article 40668 10.5281/zenodo.189546 bb9ae719-2608-41af-95ec-2f26d98938cf 1175-5326 189546

TABLE 2. Morphological comparisons of the three nominal species of Blackfordia. Sources of data: Kramp (1959,

Lips	“Long, slender and frilled”*	Long, “recurved and prominently fluted”*, crenulated, smaller “medusa […] not fluted”*	“Recurved and crenulated”*
Marginal vesicles (statocysts)	2–3*	1–3	1*
Black pigment	Absent*	absent or present	absent*
Gonads	“On the middle part of the radial-canals; […] irregularly flexed, sinusoidally, from one side to the other of the canal”*	From the first third close to manubrium to the umbrellar margin: Female: elongated, linear and granulated. Male: elongated, sinuous and homogeneous	“Linear, from the corner of stomach near to the umbrellar margin”*