Find research datasets worth reusing

FIG. 2. — A in Terrestrial isopods (Isopoda, Oniscidea) of São Tomé Island, with the description of two new Armadillidae Brandt, 1831 species

FIG. 2. — A, Agnara madagascariensis (Budde-Lund, 1885), habitus; B, Ctenorillo bananae (Van Name, 1920), habitus; C, Ctenorillo atlanticus n. sp., habitus; D, Cubaris murina Brandt, 1833, habitus; E, Gabunillo thomensis n. sp., habitus; F, Venezillo crassus (Budde-Lund, 1904), habitus; G, Elumoides atlanticus Ferrara & Schmalfuss, 1983, habitus; H, Eubelum asperius Van Name, 1920, habitus; I, Burmoniscus kohleri (Schmalfuss & Ferrara, 1978), habitus; J, Congophiloscia saothomensis Schmalfuss & Ferrara, 1978, habitus; K, Niambia atracheata (Schmalfuss & Ferrara, 1978), habitus; L-N, Trichorhina hospes Silvestri, 1918, habitus (L), antennula (M), scale-setae (N); O-Q, Trichorhina kribensis Ferrara & Schmalfuss, 1983, habitus (O), antennula (P), scale-setae (Q); R, Nagurus cristatus (Dollfus, 1889), habitus. Scale bars: A-C, I, J, L, O, 0.5 mm; D, F, H, K, R, 1 mm; E, G, 0.1 mm; M, N, P, Q, 0.01 mm.

FIG. 8. — Gabunillo thomensis n in Terrestrial isopods (Isopoda, Oniscidea) of São Tomé Island, with the description of two new Armadillidae Brandt, 1831 species

FIG. 8. — Gabunillo thomensis n. sp.: A, cephalon and pereonite I, frontal view; B, pleon, telson and uropods; C, pleuroepimer I, dorsal view; D, pleuroepimer II, ventral view; E, scale-setae; F, left mandible; G, right mandible; H, maxillule; I, maxilliped; J, antennula; K, antenna; L, uropod, ventral view; M, female exopod I; N, female exopod II; O, female exopod III; P, female exopod IV; Q, female exopod V. Scale bars: 0.1 mm.

FIG. 4. — Ctenorillo atlanticus n in Terrestrial isopods (Isopoda, Oniscidea) of São Tomé Island, with the description of two new Armadillidae Brandt, 1831 species

FIG. 4. — Ctenorillo atlanticus n. sp.: A, disposition of tubercles; B, habitus, lateral view; C, cephalon and first perionite; D, pleon and telson; E, scale-setae; F, cephalon, pereonites I and II, ventral view. Scale bars: B-D, F, 0.5 mm; E, 0.01 mm.

FIG. 1 in Terrestrial isopods (Isopoda, Oniscidea) of São Tomé Island, with the description of two new Armadillidae Brandt, 1831 species

FIG. 1. — Location of São Tomé in the Gulf of Guinea and sampling sites within São Tomé island: 1, Agripalma; 2, Água Coimbra; 3, Água Izé; 4, Bernardo Faro; 5, path to Lagoa Azul; 6, CIAT (Centro de Investigação Agronómica e Tecnológica); 7, Dona Augusta; 8, Sebastião dos Anjos do Rosário – "Sum Mé Xinhô" secundary school; 9, Bom Sucesso botanical garden; 10, Lagoa Azul; 11, Madalena;12, Malanza; 13, Monte Café; 14, Praia dos Governadores; 15, Roça Agostinho Neto; 16, Roça Costa Santos; 17, Roça de São João de Angolares; 18, São Tomé (city); 19, Secador da Colonia Açoriana; 20, Trilho dos Tuneis; 21, Vale Formoso.

FIG. 3. — Ctenorillo atlanticus n in Terrestrial isopods (Isopoda, Oniscidea) of São Tomé Island, with the description of two new Armadillidae Brandt, 1831 species

FIG. 3. — Ctenorillo atlanticus n. sp.: A, vertex and first pereonite; B, cephalon, first and second pereonites; C, pleon, telson and uropods; D, first male pleopod; E, second male pleopod. Scale bars: A, B, D, E, 0.1 mm; C, 0.5 mm.

FIG. 7. — Gabunillo thomensis n in Terrestrial isopods (Isopoda, Oniscidea) of São Tomé Island, with the description of two new Armadillidae Brandt, 1831 species

FIG. 7. — Gabunillo thomensis n. sp.: A, pereonites I and II, lateral view;B, telson and uropods; C, scale-setae. Scale bars: A, B, 0.1 mm; C, 0.01 mm.

FIG. 6. — Ctenorillo atlanticus n in Terrestrial isopods (Isopoda, Oniscidea) of São Tomé Island, with the description of two new Armadillidae Brandt, 1831 species

FIG. 6. — Ctenorillo atlanticus n. sp.: A, male pereopod I; B, male pereopod VII; C, male pleopod I, endopod; D, male pleopod I, exopod; E, male pleopod II, endopod; F, male pleopod II, exopod; G, male pleopod III, exopod; H, male pleopod IV, exopod; I, male pleopod V, exopod. Scale bars: 0.1 mm.

Figure 7 in Taxonomy of the enigmatic genus Acanthoniscus Gosse, 1851 (Isopoda: Oniscidea: Armadillidae), from Jamaica, with the description of a new species

Figure 7.Pleopods of a male Acanthoniscus richardsonae sp. nov. A, First pleopod; B, detail of first pleopod endopodite tip; C, detail of first pleopod exopodite; D, second pleopod, with detail of the two setae on exopodite outer margin (arrow); E, third pleopod exopodite; F, detail of the outer-basal region of the third pleopod exopodite showing the respiratory structures (thick arrow indicates the position of the spiracle); G, detail of the outer-basal region of the third pleopod exopodite showing the spiracle partially closed from above; H, fourth pleopod exopodite; I, fifth pleopod exopodite. Abbreviations: endopodite (en) and exopodite (ex). Scale bars = 0.5 mm (A–H), 0.25 mm (I).

Figure 8 in Taxonomy of the enigmatic genus Acanthoniscus Gosse, 1851 (Isopoda: Oniscidea: Armadillidae), from Jamaica, with the description of a new species

Figure 8. Selected body parts of Acanthoniscus for comparison with other taxa within Armadillidae. Cubaris murina Brandt, 1833, showing the ground pattern in Armadillidae (A–E): A, Posterior region of the body in dorsal view; B, posterior region of the body in ventral view; C, pleotelson in dorsal view; D, uropod in dorsal view; E, middle region of the sternite 7 of a male showing the bilobed caudal process on the posterior margin, which is considered an autapomorphy of Armadillidae. Acanthoniscus richardsonae sp. nov. (F–H): F, pleotelson in dorsal view; G, uropod in dorsal view; H, middle region of the sternite 7 of a male. Drawings of the pleotelson and uropods in dorsal views of some morphologically divergent taxa within Armadillidae. I, Echinodillo cavaticus Green, 1963; J, Echinodillo montanus Jackson, 1933; K, Laureola vietnamensis Kwon, Ferrara and Taiti, 1992; L, Laureola dubia Schmalfuss and Ferrara, 1983; M, Schismadillo rouxi Verhoeff, 1926; N, Merulanella wahrbergi Verhoeff, 1926; O, Nesodillo incisus Verhoeff, 1926. Drawings modified from Verhoeff (1926) (M–O), Jackson (1933) (J), Green (1963) (I), Schmalfuss and Ferrara (1983) (L), and Kwon et al. (1992) (K). Abbreviations: endopodite (en), exopodite (ex), sympodite (sy).

Figure 4 in Taxonomy of the enigmatic genus Acanthoniscus Gosse, 1851 (Isopoda: Oniscidea: Armadillidae), from Jamaica, with the description of a new species

Figure 4. Body parts of Acanthoniscus richardsonae sp. nov. A, Overall, dorsal view; B, detail of the microsculpture of the dorsal tegument (left) and tricorn-like setae (right); C, lateral view of the anterior region of the body; D, lateral view of the posterior region of the body; E, right pleon-epimera 3–5 in ventral view; F, right pereon-epimera 1–7 in ventral view; G, detail of pereon-epimera 1–2 in a more ventral position; H, cephalothorax in dorsal view; I, cephalothorax in frontal view (the tiny sensory setae inserted between the ommatidia are illustrated under a magnification of 400×: a, b, c); J, cephalothorax in ventral view; K, pleotelson and uropods in dorsal view (the uropod exopodites are slightly pointing upward); L, pleotelson and uropods in ventral view; M, right uropod in ventral view; N, right uropod in dorsal view; O, drawing of the overall dorsal view modified from Richardson (1909); P, arrangement of dorsal spines, the diameters of the circles correspond to the relative size of the spines. Drawings of the corresponding structures modified from Richardson (1909) are included in I, J (the question mark means that the position representing the drawing is not totally clear) and in M. Abbreviations: sympodite (sy), endopodite (en), and exopodite (ex). Scale bars = 1 mm (A–L), 0.5 mm (M–N); in some cases, a single scale bar applies to more than one figure (indicated by the letters above the scale bar).

Figure 5 in Taxonomy of the enigmatic genus Acanthoniscus Gosse, 1851 (Isopoda: Oniscidea: Armadillidae), from Jamaica, with the description of a new species

Figure 5.Other appendages of Acanthoniscus richardsonae sp. nov. A, Second antenna; B, detail of flagellum of second antenna depicting position of aesthetasc groups (small arrows); C, detail of the distal article of the flagellum of the second antenna slightly turned over showing the aesthetasc groups; D, detail of the distal-most portion of the flagellum of the second antenna showing the apical cone; E, first antenna; F, detail of the third article of the first antenna showing the aesthetascs; G, male left seventh pereiopod; H, detail of ischium of male seventh pereiopod; I, detail of dactylus of male seventh pereiopod in anterior view; J, detail of dactylus of male seventh pereiopod in posterior view; K, male left first pereiopod, showing the areas on the carpus and propodus covered with the cleaning apparatus or antennal brush (dashed outlines); L, detail of carpus of male first pereiopod (anterior surface). Abbreviations: basis (bs), ischium (is), merus (me), carpus (ca), propodus (pr), flagellum (fl), and dactylus (da). Drawing of the corresponding structure modified from Richardson (1909) is included in A. Scale bars = 1 mm (A), 0.5 mm (G, K), 0.3 mm (B), 0.1 mm (C–E, H–J, L), 0.05 mm (F).

Figure 1 in Taxonomy of the enigmatic genus Acanthoniscus Gosse, 1851 (Isopoda: Oniscidea: Armadillidae), from Jamaica, with the description of a new species

Figure 1. Distribution of the genus Acanthoniscus in Jamaica. Above: type locality of A. spiniger at the hills near Bluefields (yellow dot), the type locality of A. richardsonae sp. nov. in the Blue Mountains (red dot), and a second location in the Blue Mountains where a specimen presumably of A. richardsonae sp. nov. was photographed (orange dot). The main collection sites of Henry G. Hubbard in 1877 are depicted by green dots, notice the proximity of Stony Hill to the distribution of A. richardsonae sp. nov. Below: The hills known as Surinam Quarters near Bluefields, referred by Gosse (1851) as "Bluefields Mountain," Westmoreland Parish, constitute the type locality of A. spiniger.

Figure 2 in Taxonomy of the enigmatic genus Acanthoniscus Gosse, 1851 (Isopoda: Oniscidea: Armadillidae), from Jamaica, with the description of a new species

Figure 2. Body parts of Acanthoniscus spiniger (female holotype BMNH 1973.478.1). A, Overall, dorsal view; B, overall, ventral view; C, right pereon-epimera 1–7 in ventral view; D, overall, lateral view; E, right pleon-epimera 3–5 in ventral view; F, overall, frontal view; G, cephalothorax in dorsal view; H, cephalothorax in frontal view; I, cephalothorax in ventral view; J, pleotelson and uropods in dorsal view; K, pleotelson and uropods in ventral view; L, right uropod in ventral view; M, arrangement of dorsal spines, the diameters of the circles correspond to the relative size of the spines. Drawings of the corresponding structures modified from Kinahan (1859) are included in J and L. Abbreviations: sympodite (sy), endopodite (en), and exopodite (ex). Scale bars = 1 mm (A–K), 0.5 mm (L). Original photographs by The Trustees of the BMNH.

Figure 3 in Taxonomy of the enigmatic genus Acanthoniscus Gosse, 1851 (Isopoda: Oniscidea: Armadillidae), from Jamaica, with the description of a new species

Figure 3. Right lateral view of a female paratype Acanthoniscus richardsonae sp. nov. showing coloration in alcohol. Scale bar = 1 mm.

FIG. 20 in Unveiling a hidden diversity: descriptions of nine new species of Ctenorillo Verhoeff, 1942 (Isopoda, Armadillidae) discovered in Brazilian caves and their importance for conservation

FIG. 20. — Ctenorillo potiguar Cardoso & Ferreira, n. sp.: A, limestone outcrops at the Furna Feia National Park, with the entrance of the Furna Feia cave (yellow star); B, detail of the Furna Feia cave entrance; C, inner portion of the Furna Nova cave, where specimens are found; D, habitus in natural condition.

FIG. 24 in Unveiling a hidden diversity: descriptions of nine new species of Ctenorillo Verhoeff, 1942 (Isopoda, Armadillidae) discovered in Brazilian caves and their importance for conservation

FIG. 24. — Ctenorillo jequitinhonha Cardoso & Ferreira, n. sp. paratype (male, 7 mm, ISLA96806): A, habitus, lateral view; B, disposition of dorsal tubercles; C, cephalon and epimeron 1, frontal view; D, epimera 1-3 ventral view; E, pleonites 3-5, uropods and telson, dorsal view; F, antennula; G, antenna; H, right mandible; I, left mandible; J, maxillula; K, maxilla; L, maxilliped. Scale bar: 0.5 mm.

FIG. 26 in Unveiling a hidden diversity: descriptions of nine new species of Ctenorillo Verhoeff, 1942 (Isopoda, Armadillidae) discovered in Brazilian caves and their importance for conservation

FIG. 26. — Ctenorillo jequitinhonha Cardoso & Ferreira, n. sp.: A, detail of the Toca do Juparanã cave entrance; B, inner portion of the Toca do Juparanã cave; C, D, Ctenorillo jequitinhonha Cardoso & Ferreira, n. sp. habitus in natural habitat; E, landscape at the surroundings of the Toca do Juparanã cave, where the Jequitinhonha river can be seen.

FIG. 28 in Unveiling a hidden diversity: descriptions of nine new species of Ctenorillo Verhoeff, 1942 (Isopoda, Armadillidae) discovered in Brazilian caves and their importance for conservation

FIG. 28. — SEM images of Ctenorillo Verhoeff, 1942 new species: A-D, Ctenorillo pelado Cardoso & Ferreira, n. sp.: cephalon, dorsal view (A); epimera 1-3, lateral view (B); pleopod 3 exopod (C); epimera 1 and 2, ventral view (D); E, Ctenorillo araguaia Cardoso & Ferreira, n. sp.:, cephalon and epimera 1-3, lateral view; F, G, Ctenorillo intertidalis Cardoso & Ferreira, n. sp.: cephalon, frontal view (F); epimera 1-3, lateral view (G); H, Ctenorillo ubajarensis Cardoso & Ferreira, n. sp.: cephalon and epimera 1-3, lateral view; I, Ctenorillo potiguar Cardoso & Ferreira, n. sp.: cephalon and epimera 1 and 2, lateral view; J, K, Ctenorillo jequitinhonha Cardoso & Ferreira, n. sp.: cephalon, frontal view (J); cephalon and epimera 1 and 2, lateral view (K). Scale bars: A, B, D-K, 0.5 mm; C, 0.2 mm.

FIG. 23 in Unveiling a hidden diversity: descriptions of nine new species of Ctenorillo Verhoeff, 1942 (Isopoda, Armadillidae) discovered in Brazilian caves and their importance for conservation

FIG. 23. — Ctenorillo iuiuensis Cardoso & Ferreira, n. sp.: A, limestone outcrops at the surroundings of the Lapa do Matias cave (cave entrance indicated by the yellow star); B, detail of the Lapa do Matias cave entrance; C, inner portion of the Lapa do Matias cave, where specimens are found.

FIG. 17 in Unveiling a hidden diversity: descriptions of nine new species of Ctenorillo Verhoeff, 1942 (Isopoda, Armadillidae) discovered in Brazilian caves and their importance for conservation

FIG. 17. — Ctenorillo quiteriensis Cardoso & Ferreira, n. sp., holotype (male, 7 mm, ISLA96038): A, uropod, B, pereopod 1; C, pereopod 7; D, pleopod 1 and genital papilla; E, pleopod 2; F, pleopod 3 exopod; G, pleopod 4 exopod; H, pleopod 5 exopod.