FIGURES 21–29 in Two new species and descriptive notes for five Pseudosinella species (Hexapoda: Collembola: Entomobryidae) from West Virginian (USA) Caves

FIGURES 21–29. Pseudosinella meganporteri sp. nov.: 21, Subapical sensilla of fourth antennal segment; 22, Sense organ of third antennal segment; 23, Papillae E of labial palp; 24, Dorsal chaetotaxy of head, left side labeled using the RST system, right side labeled using the AMS system; 25, Labial and postlabial chaetotaxy; 26, Mesothoracic chaetotaxy; 27, Mucro; 28, Chaetotaxy of second abdominal segment; 29, Proximal setae of labial palp, left side.