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. Cumacea (Sympoda). Cumacea. 164 Cumacea: 23. Heteroleucoaidae, 1. Heteroleucon, 24. Nanuastacidae 1. Gen. Heteroleucon Caiman 1907 Heteroleucon (Sp. un.: H. akaroensis), Caiman in: Tr. zool. Soc. London, t). 18i p. 32, 34. For the single genus the characters of the family for the pre- sent suffice. 1 species. 1. H. akaroensis Calm. 1907 H. a., Calmau in: Tr. zool. Soc. London, p. 34 t. 8 f. 11—23. 9. Pseudorostral lobes directed obliquely upwards with upper margin straight, apically acute; antero-lateral corners preceded by a double denticle and small rounded sinus, then beginning a se
. Cumacea (Sympoda). Cumacea. 164 Cumacea: 23. Heteroleucoaidae, 1. Heteroleucon, 24. Nanuastacidae 1. Gen. Heteroleucon Caiman 1907 Heteroleucon (Sp. un.: H. akaroensis), Caiman in: Tr. zool. Soc. London, t). 18i p. 32, 34. For the single genus the characters of the family for the pre- sent suffice. 1 species. 1. H. akaroensis Calm. 1907 H. a., Calmau in: Tr. zool. Soc. London, p. 34 t. 8 f. 11—23. 9. Pseudorostral lobes directed obliquely upwards with upper margin straight, apically acute; antero-lateral corners preceded by a double denticle and small rounded sinus, then beginning a seiTate division of the lower margin. Median line of carapace having the carina serrate with 8—10 teeth in front half and one larger tooth close to hind margin. Telsonic segment little produced between bases of uropods. Antenna 1 with first 2 joints stout, S*^ shorter and narrower, flagellum 2-jointed, accessory 1-jointed. An- tenna 2 three-jointed, with 2 setae on the P* joint. Maxilliped 1 with only 2 small papilliform branchial sacs. Peraeopod ] with 2^^*^ joint shorter. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Stebbing, Thomas Roscoe Rede, 1835-1926. Berlin, R. Friedländer und Sohn
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Keywords: ., bookcentury1900, bookdecade1910, bookpublisherberli, bookyear1913