CLADOENDESIS OF EPHEMEROPTERA |
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Figs 17–21 — Ameletus spp.: 17 — A. altaicus, egg. 18–19 — A. montanus arlecchino, egg in two views. 20–21 — A. parvus: 20 — male imaginal penis, ventral view; 21 — male larval penis buds, ventral view, the same magnification.
Ðèñ. 17–21 — Ameletus spp.: 17 — A. altaicus, ÿéöî. 18–19 — A. montanus arlecchino, ÿéöî â ðàçíûõ ðàêóðñàõ. 20–21 — A. parvus: 20 — ïåíèñ èìàãî ñàìöà, âåíòðàëüíî; 21 — çà÷àòêè ïåíèñà ëè÷èíêè ñàìöà, âåíòðàëüíî, òî æå óâåëè÷åíèå.