Heteromysis (Olivemysis), Bacescu, 1968

Daneliya, Mikhail E., 2021, On the Mysid Crustacean Genus Heteromysis (Mysidae: Heteromysinae) of the Tasman Sea, with Notes on the Tribe Heteromysini, Records of the Australian Museum (Rec. Aust. Mus.) 73 (1), pp. 1-50 : 34

Key to the Tasman Sea species of the subgenus Olivemysis

1 Rostrum apically narrowly rounded to nearly pointed ( Fig. 18A ). Eyestalk with distomedial spine ( Fig. 18A ). Telson lateral margins with 14−27 spiniform setae, occupying entire length ( Fig. 18B ) ........................................................................ H. (O.) abrucei Băcescu, 1979

1' Rostrum apically broadly rounded ( Fig. 23A ). Eyestalk with distomedial tubercle (without spine). Telson lateral margins with three to seven anterior and six to nine posterior spiniform setae, with gap between two groups ( Fig. 23B ) ........................................... H. (O.) murrayae sp. nov.

Figures

Figure 18. Heteromysis (Olivemysis) abrucei Băcescu, 1979, male, Tasman Sea, New South Wales, Port Kembla,AM P.63480. (A) head, dorsal; (B) posterior part of body with telson and uropods, dorsal; (C) posteroventral margin of abdominal segment 6, and uropodal protopod; (D) uropodal endopod, ventral; (E) antennal peduncle and scale, ventral view; (F) mandibular palp, anterior; (G) maxilla 1, anterior; (H), maxilla 2, posterior. Scales (mm): A, B = 1; C−H = 0.5.

Figure 23. Heteromysis (Olivemysis) murrayae sp. nov., holotype, female, 7 mm, AM P.98685. (A) head, dorsal; (B) posterior part of body with telson and uropods, dorsal; (C) posteroventral margin of abdominal segment 6, and uropodal protopod; (D) uropodal endopod, ventral; (E) antennal peduncle and scale, ventral view; (F) mandibular palp, posterior; (G) mandibular palp segment 3, posterior; (H) labrum, ventral; (I) maxilla 1, posterior. Scales (mm): A, B = 1; C−F, H = 0.5; G, I = 0.25.