Turquinophlebia grandis (Kluge)

L, Carlos Naranjo, Peters, Janice G., del, Pedro López & Castillo, 2019, Ephemeroptera (Insecta) in Cuba, Insecta Mundi 2019 (736), pp. 1-52 : 21-22

— Labrum triangular, broader than clypeus, anteromedian margin of labrum cleft, without denticles ( Fig. 42b ); color pattern of terga as in Fig. 42a Turquinophlebia grandis (Kluge)

21(19). Head with large, maxillary palps visible in dorsal view ( Fig. 43–44 ); labrum much broader than clypeus; tibiae of forelegs with long rows of filtering setae ( Fig. 43, 44a–b )............................................................................ Hagenulus (22)

— Head without projecting maxillary palps ( Fig. 45–46 ); labrum a little broader to subequal in width to clypeus; setae on forelegs short, not arranged in long rows................. 23

22(21). Labrum broader than width of head ( Fig. 43 ); Western Region ............................................................................ Hagenulus caligatus Eaton

— Width of labrum less than width of head ( Fig. 44 ); Central, Central-East and Eastern Regions......................................... H. morrisonae Peters and Alayo

23(21). Length of third segment of labial palp approximately half length of second segment ( Fig. 47 ).................................................... Borinquena sexta (Kluge)

— Length of third segment of labial palp 1/3 or less than 1/3 length of second segment ( Fig. 47 ).............................................................. Careospina (24)

24(23). Dorsal color of abdominal terga a solid dark brownish black, except on posterior tergum ( Fig. 49 )........................................... Careospina evanescens (Kluge)

— Dorsal abdominal color pattern faded posteriorly on at least terga 5–9 ( Fig. 50–52a )...... 25

25 (24). Labrum broad with deep, divergent anteromedian emargination ( Fig. 45 ); abdominal color pattern faded on anterior and posterior portions of each tergum ( Fig. 50 ).. C. baconaoi (Kluge)

— Labrum with shallow anteromedian emargination ( Fig. 46 ); abdominal terga with dark blackish brown markings surrounding paler markings ( Fig. 51–52a )............................................................................ C. hespera Peters and Alayo

26(2). Operculate gills subrectangular with “Y” ridges, gills overlapping dorsally ( Fig. 60–61 )...................................................................... Caenidae (27)

— Operculate gills triangular or oval, lateral in position and not overlapping ( Fig. 54a, 56–59 ).................................................. Leptohyphidae (28)

Figures

Figures 41–46. Leptophlebiidae. 41) Poecilophlebia pacoi. 41a) Lateral margins of abdominal terga.41b) Habitus. 41c) Abdominal color pattern. 41d) Gill. 41e) Labrum with detail of anteromedian margin. 42) Turquinophlebia grandis. 42a) Color pattern of abdominal tergum 5. 42b) Labrum with detail of anteromedian margin.43) Hagenulus caligatus. 44) Hagenulus morrisonae. 44a) Head. 44b) Head. 44c) Head (variation, Nipe-Sagua-Baracoa Massif). 45) Careospina baconaoi, head. 46) Careospina hespera sierramaestrae, head. Figures 41d–42 after Kluge 1994; 43–44a after Peters 1971.

Figures 47–52. Leptophlebiidae. 47) Labial palpi comparing segmentation ratios of Careospina hespera hespera and Borinquena sexta. 48) Borinquena sexta. 48a) Terga 6–10. 48b) Habitus. 49) Careospina evanescens, terga 3–10. 50) Careospina baconaoi. 50a) Male, terga 5–10. 50b) Female, terga 6–9. 51) Careospina hespera hespera, terga 5–10. 52) Careospina hespera sierramaestrae. 52a) Terga 3–10. 52b) Gill. 52c) Foreclaw. 52d) Habitus. Figure 51 after Peters 1971.

Figures 58–61. Leptohyphidae and Caenidae. 58) Tricorythodes cubensis. 58a) Habitus. 58b) Operculate gill. 59) Tricorythodes montanus. 59a) Habitus.59b) Operculate gill.59c) Habitus. 60) Insulibrachys needhami. 61) Caenis cubensis. 61a) Mature nymph. 61b) Younger nymph. Figure 58b, 59b after Kluge and Naranjo 1990; Fig. 60 after Sun and McCafferty 2008 (gills on right removed).

Figures 53–57. Euthyplociidae and Leptohyphidae. 53) Mesoplocia inaccessibile. 53a) Head. 53b) Habitus. 54) Tricorythodes grallator. 54a) Habitus. 54b) Foreleg. 55) Foreleg. 55a) Tricorythodes sacculobranchis. 55b) T. cubensis. 56) Tricorythodes sierramaestrae, operculate gill cover.57) Tricorythodes sacculobranchis. 57a)Operculate gill cover. 57b) Habitus. 57c) Detail of abdominal terga 3–10 with operculate gills. Figure 56–57a after Kluge and Naranjo 1990.