Species;"Notaulax californica Treadwell, 1906";"Notaulax nigroincrustata sp. n.";"Notaulax punctulata sp. n." "Record or type locality";"Topolobampo, Sinaloa; Bahía Concepción, Baja California Sur, Gulf of California (Record)";"La Paz, Baja California Sur, Gulf of California (type locality)";"Acapulco, Guerrero, western Mexico (type locality)" "Ventral margin of collar";Incised;Entire;Incised "Lateral margin of collar";"Even in height";"Even in height or rarely V-shaped";"Even in height" "Radiolar ocelli";"5–6 ocelli in single row in smallest specimens, 14–15 ocelli in largest specimen";"26–30 ocelli in oval group";"24 ocelli in single rows" "Length of bands or groups of ocelli";"As long as space of 4–6 pinnules";"As long as space of eight pinnules";"As long as space of 13 pinnules" "Base of radiolar crown (basa lamina)";"Short (as long as three segments)";"Short to medium length (as short as 3, 4 or 5 thoracic segments)";"Short (as long as three thoracic segments)" "Interramal eyespots on abdominal segments";Absent;Absent;Present "Location of ocelli";"3/4 of the radiolar crown length";"1/2 of the radiolar crown length";"1/2 of the radiolar crown length" "Extension of palmate membrane ";"Basal half of the radiolar crown length (1/2)";"Basal half of the radiolar crown length (1/2)";"Basal half of the radiolar crown length (1/2)" "Chaetiger 1";"Straight, oblique";"Straight, oblique or slightly curved basally";"Straight, oblique" "Abdominal paleae";"Anterior abdominal segments: spherical with short mucros.Posterior abdominal segments: oval with long mucros. ";"Anterior abdominal segments: spherical with short mucros.Posterior abdominal segments: oval with long mucros. ";"Anterior abdominal segments: spherical with short mucros.Posterior abdominal segments: oval with long mucros. "