FIGURE 9. Argulus pestifer. FEMALE A in A new species of Argulus (Crustacea, Branchiura, Argulidae) from the skin of catfish, with new records of branchiurans from wild fish in the Brazilian Pantanal wetland

FIGURE 9. Argulus pestifer. FEMALE A fRONTAL REGION (MX1: fIRST MAXILLAE OR SUcTION cUP; MX2: SEcOND MAXILLAE; MT: MOUTH TUbE) B AbSENcE Of THE PREORAL STyLET (DASHED cIRcLE IN A) C fIRST (A1) AND SEcOND (A2) ANTENNAE (SS: STOUT SETAE; SE: SENSILLUM; G: GROOVES IN THE POSTERIOR PORTION Of THE bASAL SEGMENTS Of THE ANTENNAE D STOUT SETAE IN THE bASAL SEGMENT Of THE SEcOND ANTENNAE E SUPPORT RODS Of SUcTION cUP F fIfTH SEGMENT Of THE SEcOND MAXILLAE. MALE G fRONTAL H AbSENcE Of THE PREORAL STyLET (DASHED cIRcLE IN G; cb: cHITINOUS bARS). ScALE bAR = A, C 0.5MM, B 0.2MM, D, G–H 0.15MM, E–F 0.05MM