. Bulletin of the Natural History Museum (Zoology). TYPE MATERIAL OF STEGOCEPHALIDAE 119 Bathystegocephalus globosus (Walker, 1909) (Figs 13-15) Stegocephalus globosus Walker 1909 Stegocephaloides valdiviae Strauss 71909 Bathystegocephalus globosus Schellenberg, 1926 Bathystegocephalus globosus Pirlot 1933 Bathystegocephalus globosus Birstein & Vinogradov 1964 Material examined. Syntypes, BMNH (15 specimens: females and juveniles, ) Distribution. Indian Ocean. Description. Biology: pelagic. Rostrum absent. Antennae elongate. Antenna 1 shorter than antenna 2: flagell
. Bulletin of the Natural History Museum (Zoology). TYPE MATERIAL OF STEGOCEPHALIDAE 119 Bathystegocephalus globosus (Walker, 1909) (Figs 13-15) Stegocephalus globosus Walker 1909 Stegocephaloides valdiviae Strauss 71909 Bathystegocephalus globosus Schellenberg, 1926 Bathystegocephalus globosus Pirlot 1933 Bathystegocephalus globosus Birstein & Vinogradov 1964 Material examined. Syntypes, BMNH (15 specimens: females and juveniles, ) Distribution. Indian Ocean. Description. Biology: pelagic. Rostrum absent. Antennae elongate. Antenna 1 shorter than antenna 2: flagellum 6-articulate; accessory flagellum article 2 absent. Antenna 2 pedun- cle (articles 3-5) longer than flagellum; article 3 elongate, article 3 and 4 geniculate; article 4 shorter than article 5. Epistome curved (convex) and smooth; epistomal plate (medial keel) produced into a large conspicuous medial keel. Mouthparts not elongate or pointed. Mandible incisor triangular; incisor toothed; left lacinia mobilis present, powerful, laterally expanded, not conical. Maxilla 1 palp 1-articulate, oval, apex reaching beyond outer plate; outer plate distally rectangular; ST in two parallel rows, first marginal and second submarginal, ST first row with 5 setae, ST 1 ordinary (similar to ST 2-4), ST 1-5 with one setae absent, ST 6. 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 Natural History Museum (London). Andover : Intercept
Size: 1341px × 1863px
Photo credit: © Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bhlconsortium, book, bookcollectionbiodiversity, bookleafnumber13
