Discovery reports (1936) Discovery reports discoveryreports12inst Year: 1936 LARVAE OF DECAPOD CRUSTACEA 3gi Stenopid VI (Fig. ii) St. 711 Stage Y}. Length 13-35 'n- (rostrum 4-7 mm.). Rostrum much longer than antennule, smooth. Supra-orbital spines large; carapace rounded behind. Abdominal somites 1-3 with large forwardly directed pleural spines, that of somite i peculiarly large; somites 4 and 5 without pleural spines. Somite 3 produced into an enormous dorsal spine. Somites 5 and 6 with dorsal spines, the latter without lateral or anal spines. KEY TO THE FORMS OF STENOPID LARVAE HERE D
Discovery reports (1936) Discovery reports discoveryreports12inst Year: 1936 LARVAE OF DECAPOD CRUSTACEA 3gi Stenopid VI (Fig. ii) St. 711 Stage Y}. Length 13-35 'n- (rostrum 4-7 mm.). Rostrum much longer than antennule, smooth. Supra-orbital spines large; carapace rounded behind. Abdominal somites 1-3 with large forwardly directed pleural spines, that of somite i peculiarly large; somites 4 and 5 without pleural spines. Somite 3 produced into an enormous dorsal spine. Somites 5 and 6 with dorsal spines, the latter without lateral or anal spines. KEY TO THE FORMS OF STENOPID LARVAE HERE DESCRIBED a. Median ventral hook on abdominal somite 5. b. Abdominal somite 3 without dorsal spine bb. Abdominal somite 3 with dorsal spine. c. Rostrum smooth, or with minute spinules ... cc. Rostrum with small teeth near end aa. No median ventral hook on abdominal somite 5. b. Abdominal somite 3 without dorsal spine. c. Rostrum very short; abdominal somites i, 4, 5 without pleural spines cc. Rostrum long; pleural spines on all somites Stenopus sp. II. Stenopus hispidits. Stenopus sp. III. Stenopid I. Stenopid II.
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