taxonID	type	description	language	source
69058C146C040F66B76796BC66AC1136.taxon	description	Description. Shell very small (Tab. 2), smooth, translucent and fragile (Fig. 13); protoconch about half a whorl after the nucleus (Fig. 14); teleoconch of two and a half whorls to two and three quarters, convex profile, well marked suture; aperture semicircular, columella almost straight; umbilicus small, very narrow and deep, partially closed by the expansion of the columellar edge, with a preumbilical cord (Figs 9 - 10, 15), average height of the last whorl, 85 % of shell length; average height of the aperture, 60 % of shell length (Tab. 2); shell length / width ratio = 1.32; spiral angle = 60 °; umbilical angle = 21 ° - 28 °. Operculum semicircular, translucent amber, rather opaque in the center, 453 µm long by 255 µm wide in a shell of 0.92 mm length; inner side with a triangular projection with spearhead-shaped apex. Head dark brown to black; black eyes set in a circular area of translucent white colour; oral lobes wider and shorter than the cephalic tentacles; both translucent, dark brown or black, completely or just at the base (Figs 1 - 2); foot slightly bilobed, with a white hyaline sole; dorsal part of the foot, white or with an irregular dark drawing (Fig. 3); flanks of the animal the same colour as the head (Fig. 4); mantle white, with several black blotches around the hypobranchial gland; hypobranchial gland translucent white, with white spots, irregular black blotches and a pale yellow band marking its boomerang-shaped contour with no transversal bands (Fig. 5); visceral mass in the first whorls, dark brown to black. Odontophoral cartilages rectangular, with polygonal uncini of 10 - 16 µm long, regularly imbricated (Fig. 16); radular formula of a specimen 1.02 mm shell length, 15 x 1.1. R. 1.1; rachidian tooth wide, with bilobed apex forming two smooth cusps (Fig. 17), slightly shorter than marginal tooth; lateral tooth thorn-shaped, 34.2 µm long, with the apex hooked and smooth, imbricated with the opposite tooth above the rachidian; marginal tooth triangular, 26.1 µm long, with sharp apex.	en	Caballer, Manuel, Ortea, Jesus, Narciso, Samuel (2011): Description of two new species of Rissoella Gray, 1847 (Mollusca, Gastropoda, Heterobranchia) from Venezuela, with a key to the Caribbean species known for the genus. ZooKeys 115: 1-18, DOI: http://dx.doi.org/10.3897/zookeys.115.1163, URL: http://dx.doi.org/10.3897/zookeys.115.1163
69058C146C040F66B76796BC66AC1136.taxon	etymology	Etymology. morrocoyensis, latinization of morrocoy, place name of National Park Morrocoy, Venezuela, where the type locality is located.	en	Caballer, Manuel, Ortea, Jesus, Narciso, Samuel (2011): Description of two new species of Rissoella Gray, 1847 (Mollusca, Gastropoda, Heterobranchia) from Venezuela, with a key to the Caribbean species known for the genus. ZooKeys 115: 1-18, DOI: http://dx.doi.org/10.3897/zookeys.115.1163, URL: http://dx.doi.org/10.3897/zookeys.115.1163
3CB0C1C584433E20E7D8376EB3347C41.taxon	description	Description. Shell very small (Tab. 3), smooth and translucent (Fig. 18); protoconch about half a whorl after the nucleus (Fig. 19); teleoconch of two whorls and three quarters; aperture oval, with the columella slightly bowed and arched; umbilicus narrow and deep, slightly closed by the expansion of the columellar edge; preumbilical cord extended, with an angle delimiting and closing the umbilicus forming a trapezoid (Figs 11 - 12, 20); average height of the last whorl, 82.9 % of shell length; average height of the aperture, 49.6 % of shell length (Tab. 3); Shell length / width ratio = 1.52; spiral angle = 58 °; umbilical angle = 23 ° - 25 °. Operculum oval, translucent with an amber tinge, membranous consistence; head, flanks, oral lobes and cephalic tentacles translucent white with scattered black to greenish brown dots (Fig. 6); eyes black; foot translucent white (Fig. 7); hypobranchial gland translucent white with scattered blotches black to greenish brown and a distinctive yellow design quaver-shaped (Fig. 8); visceral mass in the first whorls, black; protoconch with fuchsia highlights in live animals. Odontophoral cartilages kidney-shaped, with large uncini placed longitudinally (Fig. 21); radular formula of an specimen 0.96 mm shell length, 16 x 1.1. R. 1.1; rachidian tooth wide, with bilobed apex forming two smooth cusps (Fig. 22), slightly larger than marginal tooth; lateral tooth triangular, 28.3 µm long, with the apex hooked and smooth; imbricated with the opposite tooth above the rachidian; marginal tooth triangular and curved, 16.3 µm long, with blunt apex.	en	Caballer, Manuel, Ortea, Jesus, Narciso, Samuel (2011): Description of two new species of Rissoella Gray, 1847 (Mollusca, Gastropoda, Heterobranchia) from Venezuela, with a key to the Caribbean species known for the genus. ZooKeys 115: 1-18, DOI: http://dx.doi.org/10.3897/zookeys.115.1163, URL: http://dx.doi.org/10.3897/zookeys.115.1163
3CB0C1C584433E20E7D8376EB3347C41.taxon	etymology	Etymology. venezolanicola latinization of venezolana, inhabitant of Venezuela.	en	Caballer, Manuel, Ortea, Jesus, Narciso, Samuel (2011): Description of two new species of Rissoella Gray, 1847 (Mollusca, Gastropoda, Heterobranchia) from Venezuela, with a key to the Caribbean species known for the genus. ZooKeys 115: 1-18, DOI: http://dx.doi.org/10.3897/zookeys.115.1163, URL: http://dx.doi.org/10.3897/zookeys.115.1163
