FIGURES 15–28. Ablabesmyia platensis n in A new species of the genus Ablabesmyia Johannsen from the Neotropics and description of the pupa of Ablabesmyia bianulata Paggi (Diptera: Chironomidae: Tanypodinae)

FIGURES 15–28. Ablabesmyia platensis n. sp. immatures. Pupa. 15: frontal apotome; 16: cephalothorax; 17: entire thoracic horn; 18: detail of the apex of thoracic horn; 19: thoracic comb; 20: tergite and sternite of IV abdominal segment. Fourth-instar larva. 21: cephalic setation in ventral (left) and dorsal view (right); 22: maxillary palps; 23: mandibule; 24: hypopharyngeal complex; 25: M appendage; 26: procercus; 27: posterior parapod; 28: details of the darker and hooked claws. Scale bars = 20 Μm for Figs. 15, 18, 19; 50 Μm for Figs. 22–26, 28; 100 Μm for Figs. 16, 17, 20, 21, 27.