Table 3. Methyl green staining pattern, depth and type locality of Notomastus species bearing hooded hooks in thoracic chaetigers.

Species	Methyl green staining pattern	Depth	Type locality
N. angelicae Hernández-Alcántara and Solís-Weiss, 1998	Chaetigers 1-2 medium green, 3-11 dark green	28.6 m	Sinaloa, Gulf of California
N. daueri Ewing, 1982	Chaetigers 3-6 medium green, 7-11 dark green	5.6-33.5 m	Louisiana, Northern Gulf of Mexico
N. mossambicus (Thomassin, 1970)	-	50-70 m	Madagascar
N. precocis Hartman, 1960	Chaetigers 1-8 dark green, 9-11 medium green with circle dark green bands	1305 m	Santa Catalina Basin, California
N. sunae Lin, García-Garza, Lyu & Wang, 2020	Thorax blue stained with different intensity; abdomen with a paired stripe of ventral stain, very dark blue colour on dorsum	Intertidal to 23 m	Xiamen Bay, Southern China
N. teres Hartman, 1965	Chaetigers 2-10 medium green with dark green bands, 11 dark green	500-4667 m	Bermuda; New England, USA
Notomastus sp. A of Ewing, 1984a	-	19-60 m	Off Texas, Northern Gulf of Mexico
Notomastus bermejoi sp. nov.	Chaetigers 1-4 slightly stained; chaetigers 5-10 with green bands encircling the segments, chaetigers 11-12 with a darker, solid, green band encircling body	32-106.4 m	Gulf of California