Table 2 in Notomastus bermejoi, a new species of Capitellidae (Annelida, Polychaeta) from the Gulf of California, with morphological remarks on species with hooks in thoracic chaetigers

Table 2. Comparison of Notomastus species with hooded hooks in thoracic chaetigers.
SpeciesLengthPalpodeEyespotsThoracic epitheliumFirst chaetigerThoracic segmentsNeuropodia with hooksBranchiaeN. angelicae Hernández-Alcántara and Solís-Weiss, 199815 mm (48 segments, incomplete)PresentPresent1 to 4 areolatedBiramousBiannulate11Not observedN. daueri Ewing, 198265 mm (234 segments, complete)AbsentAbsent1 to 4-5 faintly areolatedBiramousVentral biannulation11From chaetiger 60N. mossambicus (Thomassin, 1970)32 mm (105 segments, incomplete)AbsentPresent1 to 3-4 hexagonal areolationUniramousUniannulate11Not observedN. precocis Hartman, 196015.5 (around 50 segments, incomplete)PresentAbsentSmoothBiramousUniannulate9 to 11Posterior chaetigersN. sunae Lin, García-Garza, Lyu & Wang, 202033.74 mm (over 100 chaetigers, complete)PresentPresent1 to 4-5 slightly areolatedUniramousBiannulate11Not observedN. teres Hartman, 196510.5 mm (35 segments, incomplete)AbsentAbsentSmoothUniramousUniannulate10 and 11Not observedNotomastus sp. A of Ewing, 1984a4 mm (29 segments, incomplete)AbsentPresent (usually)SmoothUniramousUniannulate9 (mixed), 10 and 11Not observedNotomastus bermejoi sp. nov.13.5 mm (34 segments, incomplete)PresentNot observed1 to 5-6 tessellatedUniramousBiannulate11Not observed