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FIGURES 75–80 in Systematics of Guajirolus ektrapeloglossa Flowers 1985 (Ephemeroptera: Baetidae)

FIGURES 75–80. Male genitals of Guajirolus ektrapeloglossa from Quebrada Barrigón. 75, genital of imago (ventral view; muscles and internal parts of penis shown by interrupted lines; right gonostylar and gonovectal muscles not shown); 76, subimaginal genitals developing under larval cuticle; 77–78 and 79–80, genitals of two specimens. Abbreviations: 1, 2, 3, segments of gonostylus; pgs, larval protogonostylus; usg, unistyliger.

FIGURES 44–50 in Systematics of Guajirolus ektrapeloglossa Flowers 1985 (Ephemeroptera: Baetidae)

FIGURES 44–50. Larval legs of Guajirolus ektrapeloglossa from Quebrada Barrigón. 44–45, fore and middle legs of darkest specimen; 46–47, claws; 48, fragment of fore femur (focus on anterior side); 49, fragment of fore tibia (focus on anterior side); 50, fragment of hind tibia (focus on posterior side).

FIGURES 29–35 in Systematics of Guajirolus ektrapeloglossa Flowers 1985 (Ephemeroptera: Baetidae)

FIGURES 29–35. Labium of Guajirolus ektrapeloglossa from Quebrada Barrigón. 29–31, labium (29, ventral view; 30–31, in translucent light, with focus on glossae and on palps); 32–33, one and the same labial palp differently compressed; 34–35, left and right labial palps of one and the same individual.

FIGURES 22–28 in Systematics of Guajirolus ektrapeloglossa Flowers 1985 (Ephemeroptera: Baetidae)

FIGURES 22–28. Guajirolus ektrapeloglossa from Quebrada Barrigón. 22–23, exuviae of maxillae; 24, maxilla; 25, exuviae of hypopharynx; 26–28, hypopharynx.

FIGURES 70–74 in Systematics of Guajirolus ektrapeloglossa Flowers 1985 (Ephemeroptera: Baetidae)

FIGURES 70–74. Guajirolus ektrapeloglossa from Quebrada Barrigón. 70–71, male imagines; 72, subimaginal exuviae of left half of mesonotum; 73, subimaginal exuviae of left half of meso- and metapleuron; 74, subimago extracted from larval exuviae.

FIGURES 12–16 in Systematics of Guajirolus ektrapeloglossa Flowers 1985 (Ephemeroptera: Baetidae)

FIGURES 12–16. Mandibles of Guajirolus ektrapeloglossa from Quebrada Barrigón. 12–13 right and left mandibles inside old cuticle before molt from penultimate to last larval instar; 14–15, biting edges of right and left mandibles; 16, lateral part of left mandible.

FIGURES 41–43 in Systematics of Guajirolus ektrapeloglossa Flowers 1985 (Ephemeroptera: Baetidae)

FIGURES 41–43. Larval thorax of Guajirolus ektrapeloglossa from Quebrada Barrigón. 41, exuviae of left half of pronotum and mesonotum; 42, posterior margin of mesonotum and protoptera; 43, exuviae of sterna and pleura (fore leg turned anteriorly, middle and hind legs detached). Abbreviations: abd1, first abdominal tergum; msth, mesothorax; mtth, metathorax; prth, prothorax.

FIGURES 4–11 in Systematics of Guajirolus ektrapeloglossa Flowers 1985 (Ephemeroptera: Baetidae)

FIGURES 4–11. Labrum of last instar larvae of Guajirolus ektrapeloglossa from Quebrada Barrigón. 4, labrum; 5, exuviae of labrum; 6, longitudinal section of lateral part; 7–8, one and the same median emargination differently compressed; 9–11, fragments of exuviae of one labrum: 9, with focus on distal margin; 10, with focus on dorsal side; 11, detached ventral cuticle (right side at right).

FIGURES 17–21 in Systematics of Guajirolus ektrapeloglossa Flowers 1985 (Ephemeroptera: Baetidae)

FIGURES 17–21. Guajirolus ektrapeloglossa from Quebrada Barrigón. 17, maxilla (dorsal view); 18, apex of maxilla (ventral view); 19, distal margin of labrum (dorsal view); 20–21, biting denticles of left and right mandibles. Abbreviations: 1d, distal subsegment of first palpomere; 1p, proximal subsegment of first palpomere; 2, second palpomere; ds1, ds2, ds3, dentisetae; in, incisor; kd, kinetodontium; prs, prostheca.

FIGURES 59–69 in Systematics of Guajirolus ektrapeloglossa Flowers 1985 (Ephemeroptera: Baetidae)

FIGURES 59–69. Larvae of Guajirolus ektrapeloglossa from Quebrada Barrigón. 59, middle part of cercus; 60–61, scales on abdominal terga; 62, posterior margin of tergum II; 63, posterior margin of tergum VIII; 64, posterior margin of sternum VIII; 56, posterior margin of sternum IX of female; 66, tergalii VI–VII; 67–68, tergalius III; 59, paraprocts.

FIGURES 83–88 in Systematics of Guajirolus ektrapeloglossa Flowers 1985 (Ephemeroptera: Baetidae)

FIGURES 83–88. Eggs of Guajirolus ektrapeloglossa. 83–85, from Quebrada Barrigón (Panama); 86–88, from Rio Sotorani (Peru).

FIGURES 36–40 in Systematics of Guajirolus ektrapeloglossa Flowers 1985 (Ephemeroptera: Baetidae)

FIGURES 36–40. Setation of labium of Guajirolus ektrapeloglossa from Quebrada Barrigón. 36, exuviae of glossae and paraglossa (focus on ventral side); 37, glossae (focus on dorsal side); 38–40, exuviae of palp and paraglossa (38, 40, focus on ventral side; 39, focus on dorsal side).

FIGURES 71–76 in Redescription of the Central American genus Moribaetis Waltz & McCafferty 1985 (Ephemeroptera, Baetidae)

FIGURES 71–76. Larval exuviae of Moribaetis latipennis sp. n. (holotype). 71–72, labrum, focus on dorsal side; 73, focus on anterior margin; 74, focus on ventral side; 75, head with labrum; 76, labium.

FIGURES 62–70 in Redescription of the Central American genus Moribaetis Waltz & McCafferty 1985 (Ephemeroptera, Baetidae)

FIGURES 62–70. Larvae of Moribaetis latipennis sp. n. 62, dorsal view; 63, frons of the same specimen (tissues of turbinate eyes start to grow under larval cuticle; grey arrows show boundaries between frons and turbinate eyes on larval cuticle); 64–65, exuviae of left half of pronotum, mesonotum, hind protopteron and abdominal segments I–IX; 66, hind protopteron; 67, fragment of middle part of cercus; 68, head of last instar male larva (tissues of turbinate eyes not started to grow); 69, the same, penultimate instar; 70, posterior margin of abdominal tergum IX (arrow shows midline) (64–65, 67, 70, holotype).

FIGURES 77–84 in Redescription of the Central American genus Moribaetis Waltz & McCafferty 1985 (Ephemeroptera, Baetidae)

FIGURES 77–84. Larvae of Moribaetis latipennis sp. n. 77–78, left and right mandibles before moult to next (last) instar, with new mandibles visible inside; 79–82, left and right mandibles of last instar larva just after moult and their fragments enlarged; 83, apex of maxilla; 84, apices of glossae and paraglossae before moult to next (last) instar, with new paraglossae visible inside (arrows show three rows of apical setae on paraglossae). Abbreviations: ds1, ds2, ds3, dentisetae; kd, kinetodontium; prs, prostheca.

FIGURES 56–61 in Redescription of the Central American genus Moribaetis Waltz & McCafferty 1985 (Ephemeroptera, Baetidae)

FIGURES 56–61. Eggs of Moribaetis maculipennis. 56, view in transmitted light; 57–59, eggs covered with coat; 60–61, egg without coat.

FIGURES 102–105 in Redescription of the Central American genus Moribaetis Waltz & McCafferty 1985 (Ephemeroptera, Baetidae)

FIGURES 102–105. Moribaetis salvini (lectotype, photo by Ben Price). 102, lateral view; 103, fragment of cercus; 104, dorsal view and tube with genitals; 105, labels.

FIGURES 48–52. Moribaetis maculipennis. 48–50 in Redescription of the Central American genus Moribaetis Waltz & McCafferty 1985 (Ephemeroptera, Baetidae)

FIGURES 48–52. Moribaetis maculipennis. 48–50, male imago; 51, subimaginal exuviae of left postsubalar sclerite and lateropostnotal crest; 52, subimaginal exuviae of left half of mesonotum.

FIGURES 34–43. Moribaetis maculipennis. 34–35 in Redescription of the Central American genus Moribaetis Waltz & McCafferty 1985 (Ephemeroptera, Baetidae)

FIGURES 34–43. Moribaetis maculipennis. 34–35, male subimago just after moult; 36, abdominal sternum IX of last instar male larva with gonostyli visible inside; 37, gonostyli of male subimago; 38, exuviae of subimaginal gonostyli; 39, genitals of male imago; 40, caudalii of last instar larva with crumpled sibimaginal cerci visible inside; 41–42, proximal part of imaginal cercus and its subimaginal exuviae (arrows show correspondence of their joints); 43, proximal part of imaginal cercus of another specimen.

FIGURES 25–33 in Redescription of the Central American genus Moribaetis Waltz & McCafferty 1985 (Ephemeroptera, Baetidae)

FIGURES 25–33. Legs of Moribaetis maculipennis. 25–27, larval fore, middle and hind legs; 28, fragment of fore tibia of female subimago; 29, the same, another specimen; 30, fragment of middle tibia of female subimago; 31–32, fragments of fore and middle leg of female subimago; 33, fragment of femur of larval fore leg (25–27 and 29–32, the same individual). Abbreviation: pt-ti, patella-tibial suture.