SEM image of specimens of Rhadinorhynchus oligospinosus Amin & Heckman, 2017 from Scomber japonicus and Trachurus murphyi from off the Pacific coast of Peru.
(A) A profile of the anterior part of a male specimen showing the neck and proboscis curvature and the distribution of trunk spines.
(B) The proboscis and curved neck of another specimen.
(C) The anterior end of a proboscis showing the minute size of the apical hooks compared to subapical hooks.
(D) A typical hook at mid-proboscis showing its curvature and its thickness at base.
(E) A gallium cut section of a proboscis hook showing its thick cortical layer and partially vacuolated center.
(F) A basal view of a trunk spine showing its broad base.
Date
Source
(2017). "Rhadinorhynchus oligospinosus n. sp. (Acanthocephala, Rhadinorhynchidae) from mackerels in the Pacific Ocean off Peru and related rhadinorhynchids in the Pacific, with notes on metal analysis". Parasite24: 19. DOI:10.1051/parasite/2017022. ISSN1776-1042.
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