. Bonner zoologische Monographien. Zoology. FIG. 80. Genus Mamersella VS, DS, palpus, cheli- cera. Mamersella {): (A) M. {M.) thienemanni, (B): M. {M.) maryellenae, incertae sedis: (C) () M. meso- americana, (D) () M. ponderi; Limnesia: (E): L. auspexa [Figs, modified. Fig. A from Viets (1935), Fig. B from Cook (1967), Fig. C from Otero (1987), Fig. D from Harvey (1990), Fig. E from Hopkins (1967)].. FIG. 81. Genus MamerselLiW-L-5,G and I-L-5,6. (A): M. (M.) thienemanni IV-L [Fig. from Viets 1935] (top), IV-L-5,6 original (middle), I-L-5,6 original (bottom). (B): M. {M.) maryellena


. Bonner zoologische Monographien. Zoology. FIG. 80. Genus Mamersella VS, DS, palpus, cheli- cera. Mamersella {): (A) M. {M.) thienemanni, (B): M. {M.) maryellenae, incertae sedis: (C) () M. meso- americana, (D) () M. ponderi; Limnesia: (E): L. auspexa [Figs, modified. Fig. A from Viets (1935), Fig. B from Cook (1967), Fig. C from Otero (1987), Fig. D from Harvey (1990), Fig. E from Hopkins (1967)].. FIG. 81. Genus MamerselLiW-L-5,G and I-L-5,6. (A): M. (M.) thienemanni IV-L [Fig. from Viets 1935] (top), IV-L-5,6 original (middle), I-L-5,6 original (bottom). (B): M. {M.) maryellenae 1^,G (from Cook 1967); (C): () M. mesoamericana W-L-5,G and claw of III-L (from Otero 1987); (D): () M. ponderi IV-L-5,6 and I-L-5,6 (from Harvey 1990); (E): Genus Limnesia, L. auspexaYV-'L-5,G (from Hop- kins 1967). Species incertae sedis Two species cannot be distinguished from species placed under Nilotonia {Mamersonia). These are M. mesoamericana Otero, 1987, described from Central America, and M. ponderi Harvey, 1990, described from Finniss Spring in South Australia (see discussion below). Inventory: DS/VS. VS and DS complete. Eyes. Eyes lying free in the dorsal furrow in Mamer- sella (). The nasal plate of M. {M.) thienemanniis described below. A slit organ and small sclerites ac- company the posterior pair of lenses in some species. 101. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Bonn, Zoologisches Forschungsinstitut und Museum Alexander Koenig


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