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FIGURES 74–77 in Cymbelloid diatoms from the River Adegoy, Krasnodar Territory, Russia, with a description of a new species Delicatophycus porosus sp. nov. (Cymbellaceae, Bacillariophyta)

FIGURES 74–77. Delicatophycus porosus sp. nov. SEM, type material, sample MW-D 501. Internal view of valve apices and APFs. Distal raphe fissures terminate with helictoglossae (white arrows); dorsal APF sections (white arrowheads) smaller than ventral (black arrowheads) and covered by convex tubercle. Scale bars = 0.5 µm (Figs 74, 76, 77), 1 µm (Fig. 75).

FIGURES 68–73 in Cymbelloid diatoms from the River Adegoy, Krasnodar Territory, Russia, with a description of a new species Delicatophycus porosus sp. nov. (Cymbellaceae, Bacillariophyta)

FIGURES 68–73. Delicatophycus porosus sp. nov. SEM, type material, sample MW-D 501. Internal valve surface. 68–70. Internal view of entire valves. 71–73. Inner valve center, note dorsally curved flap (71–73, white arrows); irregular central area bordered by shortened dorsal striae (72–73, black arrowheads); slit-like areolae openings with adjacent marginal stubs (71–73, white arrowheads). Scale bars = 2 µm (Figs 68–70), 1 µm (Figs 71–73).

FIGURES 62–67 in Cymbelloid diatoms from the River Adegoy, Krasnodar Territory, Russia, with a description of a new species Delicatophycus porosus sp. nov. (Cymbellaceae, Bacillariophyta)

FIGURES 62–67. Delicatophycus porosus sp. nov. SEM, type material, sample MW-D 501. External valve surface. 62–64. Entire valve. 65–67. Details of Fig. 62, note central area slightly widened dorsally (65); small notch on the dorsal side of each terminal fissure (66–67, white arrows); APFs divided by terminal fissures into two unequal sections, dorsal (66–67, white arrowheads) much smaller than ventral (66–67, black arrowheads). Scale bars = 5 µm (Figs 62–63), 2 µm (Fig. 64), 1 µm (Figs 65–67).

FIGURES 16–45. 16–17 in Cymbelloid diatoms from the River Adegoy, Krasnodar Territory, Russia, with a description of a new species Delicatophycus porosus sp. nov. (Cymbellaceae, Bacillariophyta)

FIGURES 16–45. 16–17. Cymbopleura lata, LM, slide MW-D 510s1. 18. Cymbopleura naviculiformis, LM, slide MW-D 509s1. 19–20. Cymbopleura amphicephala (Morphotype 2), LM, slide MW-D 507s1. 21–22. Cymbopleura amphicephala (Morphotype 1), LM, slide MW-D 502s1. 23. Cymbopleura kuelbsii, LM, slide MW-D 509s1. 24–25. Encyonema ventricosum, LM, slide MW-D 502s1. 26–27. Encyonema cf. semilanceolatum, LM, slide MW-D 510s1. 28–30. Encyonopsis cesatii, LM, slide MW-D 502s1. 31–32. Encyonopsis sp., LM, slide MW-D 501s1. 33–35. Encyonopsis minuta, LM, slide MW-D 510s1. 36–37. Cymbopleura subaequalis, LM, slide MW-D 509s1. 38–39. Encyonema cespitosum, LM, slide MW-D 509s1. 40–42. Encyonema silesiacum, LM, slide MW-D 502s1. 43. Encyonema cf. simile LM, slide MW-D 507s1. 44. Reimeria uniseriata, LM, slide MW-D 509s1. 45. Encyonema leibleinii, LM, slide MW-D 506s1. Scale bar = 10 µm.

FIGURES 1–15. 1–3 in Cymbelloid diatoms from the River Adegoy, Krasnodar Territory, Russia, with a description of a new species Delicatophycus porosus sp. nov. (Cymbellaceae, Bacillariophyta)

FIGURES 1–15. 1–3. Cymbella compacta, LM, slide MW-D 502s1. 4–5. Cymbella cymbiformis, LM, slide MW-D 502s1. 6. Cymbella subleptoceros, LM, slide MW-D 506s1. 7–8. Cymbella affinis, LM, slide MW-D 501s1. 9–10. Cymbella neocistula, LM, slide MW-D 502s1. 11–12. Cymbella vulgata, LM, slide MW-D 501s1. 13–14. Cymbella tumidula, LM, slide MW-D 501s1. 15. Cymbella neolanceolata, LM, slide MW-D 506s1. Scale bar = 10 µm.

FIGURES 8–15 in Pinnularia dongzhenensis sp. nov., a new freshwater diatom species (Bacillariophyceae) from Dongzhen Reservoir, Fujian Province, China

FIGURES 8–15. Pinnularia dongzhenensis sp. nov., SEM external views of P. dongzhenensis sp. nov.. 8, 9. General view of valve. 10, 11. Central area showing proximal raphe fissures bent in the same direction. 12, 13. Details of alveoli with rows of rounded areolae. 14, 15. Detail of the sickle–shaped raphe fissure at pole, and each alveolus with rows of rounded areolae. Scale bars = 10 μm (Figs 8, 9), 2 μm (Figs 10–15).

FIGURES 1–7 in Pinnularia dongzhenensis sp. nov., a new freshwater diatom species (Bacillariophyceae) from Dongzhen Reservoir, Fujian Province, China

FIGURES 1–7. LM micrographs of the type population of Pinnularia dongzhenensis from Dongzhen Reservoir. Scale bar = 10 μm.

FIGURE 1 in Tricholoma tianshanense sp. nov., in Tricholoma sect. Caligata from Tianshan Mountains in China evidenced by morphological characters and phylogenetic analyses

FIGURE 1. Phylogram generated from Bayesian analysis based on internal transcribed spacer region (ITS) sequence data. Bootstrap support values equal to or greater than 50% and Bayesian posterior probabilities equal to or greater than 0.75 are given at the nodes. The tree is rooted with Hypsizygus marmoreus (HMW1). Newly obtained sequences are indicated in bold.

FIGURE 2 in Tricholoma tianshanense sp. nov., in Tricholoma sect. Caligata from Tianshan Mountains in China evidenced by morphological characters and phylogenetic analyses

FIGURE 2. Basidiomata of Tricholoma tianshanense (HMUT 1112, holotype). a. Obverse view, b. Reverse view. Bars = 2 cm.

FIGURE 3 in Tricholoma tianshanense sp. nov., in Tricholoma sect. Caligata from Tianshan Mountains in China evidenced by morphological characters and phylogenetic analyses

FIGURE 3. Micro-characteristics of Tricholoma tianshanense (HMUT 1112, holotype). a. Basidiospores; b. Basidia; c. Pileipellis; d. Lamellar trama; Bars a, b = 10 μm, c, d = 20 μm.

FIGURE 6 in Mazax akephaloi sp. nov.-a new Neotropical spider species resembling 'headless' Ectatomma ants (Araneae: Corinnidae: Castianeirinae)

FIGURE 6. Mazax akephaloi sp. nov.: A, habitat at edge of Chiquitano forest; B, female with captured moth; C, potential ant model Ectatomma permagnum Forel, 1908, worker.

FIGURE 3 in Mazax akephaloi sp. nov.-a new Neotropical spider species resembling 'headless' Ectatomma ants (Araneae: Corinnidae: Castianeirinae)

FIGURE 3. Lateral views of Mazax akephaloi sp. nov.: A, holotype male (ZMH-A0015362); B, female allotype (CBF). Scale bars 0.5 mm.

FIGURE 2 in Mazax akephaloi sp. nov.-a new Neotropical spider species resembling 'headless' Ectatomma ants (Araneae: Corinnidae: Castianeirinae)

FIGURE 2. Mazax akephaloi sp. nov., dorsal habitus: A, holotype male (ZMH-A0015362); B, female allotype (CBF). Scale bars 0.5 mm.

FIGURE 1 in Mazax akephaloi sp. nov.-a new Neotropical spider species resembling 'headless' Ectatomma ants (Araneae: Corinnidae: Castianeirinae)

FIGURE 1. Ecoregion distribution of Mazax akephaloi sp. nov., according to the regionalization by Olson et al. (2001); A, South America; country borders of Bolivia and Paraguay shown; B, ecoregions of M. akephaloi sp. nov.; Bolivia: Santa Cruz department: 1, Santa Cruz de la Colina; 2, La Guardia. Paraguay: 3, Alto Paraguay department, Parque Nacional Defensores del Chaco, Misión Cué, Tribu Nueva; 4, Presidente Hayes department, 25 Laguas; df, dry forest; map produced with QGIS (version 2.14.3, http:// www.qgis.org/en/site).

FIGURE 8 in Mazax akephaloi sp. nov.-a new Neotropical spider species resembling 'headless' Ectatomma ants (Araneae: Corinnidae: Castianeirinae)

FIGURE 8. Mean and standard deviation of morphological measurements (mm) of adult M. akephaloi sp. nov. (M) (n=10) and workers of E. permagnum (n=10): EP, length from anterior margin of pronotum to abdomen tip; EH90, body length with head in position of 90° with respect to body; EHE, body length with fully extended head.

FIGURE 5 in Mazax akephaloi sp. nov.-a new Neotropical spider species resembling 'headless' Ectatomma ants (Araneae: Corinnidae: Castianeirinae)

FIGURE 5. Mazax akephaloi sp. nov., epigyne female allotype (CBF), A, dorsal view; B, ventral view (CO = copulatory opening; CD = copulatory duct; ST = spermatheca; FD = fertilization duct). Scale bar 0.5 mm.

FIGURE 7 in Mazax akephaloi sp. nov.-a new Neotropical spider species resembling 'headless' Ectatomma ants (Araneae: Corinnidae: Castianeirinae)

FIGURE 7. Morphological resemblance between possible ant model and spider mimic: A, C, Ectatomma permagnum Forel, 1908, worker (head semitransparent because it is not imitated by the spider); B, D, Mazax akephaloi sp. nov. (B, D), male, paratype (CBF); Bu, transversal bulges; P, process; Co, constriction; T, tergites. Scale bar 0.5 mm.

FIGURE 4 in Mazax akephaloi sp. nov.-a new Neotropical spider species resembling 'headless' Ectatomma ants (Araneae: Corinnidae: Castianeirinae)

FIGURE 4. Mazax akephaloi sp. nov., palp male holotype (ZMH-A0015362), A, C, ventral view; B, D, retrolateral view (Em = embolus, SD = sperm duct). Scale bars 0.1 mm

FIGURES 15–19 in Fallacia fawensis sp. nov., a new brackish water diatom (Bacillariophyceae) from Southern Iraq

FIGURES 15–19: Fallacia fawensis Al-Handal, Al-Shaheen, Al-Saedy & Wulff sp. nov. Fig. 15 SEM middle part of the external valve face showing proximal raphe sterna and endings. Figs 16,17 SEM internal valve face. Fig. 18 SEM internal valve face showing the thin silica flaps covering parts of the elongated striae and appear as lateral areas. Fig. 19 SEM upper part of internal valve face showing distal raphe ending on helictoglossa. Scale bars = 1 μm for Figs 15–18, 0.2 μm for Fig 19.

FIGURES 11–14 in Fallacia fawensis sp. nov., a new brackish water diatom (Bacillariophyceae) from Southern Iraq

FIGURES 11–14: Fallacia fawensis Al-Handal, Al-Shaheen, Al-Saedy & Wulff sp. nov. Figs 11,13 SEM external valve face showing raphe sterna and valve mantle. Fig. 12 SEM upper part of the valve external face exhibiting the narrowing raphe sterna near valve apex (arrow). Fig. 14 SEM detail of the external valve face showing structure of the conopeum and the polar elongated pores of the lyre canal (arrows). Scale bars = 1 μm for Figs 11,13, 0.2 μm for Fig. 12, 0.4 μm for Fig. 14.