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44 results for “Chaetocirratulus”
FIGURE 33 in New species and records of Caulleriella, Chaetocirratulus and Chaetozone (Annelida, Cirratulidae) from continental shelf and slope depths of the Western North Atlantic Ocean
FIGURE 33. Chaetozone diodonta. SEMs (USNM 1661187): A, posterior setiger, lateral view (arrow denotes bidentate spine); B, notoacicular spines (arrow denotes bidentate spine); C, posterior setiger, lateral view; D, neuroacicular spines (arrow denotes bidentate spine); E, neuroacicular spine with apical tooth (arrow).
FIGURE 6 in New species and records of Caulleriella, Chaetocirratulus and Chaetozone (Annelida, Cirratulidae) from continental shelf and slope depths of the Western North Atlantic Ocean
FIGURE 6. Chaetocirratulus gayheadius. Adults from Sta. Ch 105-B (LACM-AHF Poly 12721): A, 30-setiger specimen, dorsal view; B, 35-setiger specimen, right lateral view; C, 34-setiger specimen, dorsal view; D, 32-setiger specimen, right lateral view; E, 31-setiger specimen, left lateral view; F, 42-setiger specimen, ventrolateral view. A–E, stained with Shirlastain A; F, stained with MG.
FIGURE 12. Chaetocirratulus tomaculus n in New species and records of Caulleriella, Chaetocirratulus and Chaetozone (Annelida, Cirratulidae) from continental shelf and slope depths of the Western North Atlantic Ocean
FIGURE 12. Chaetocirratulus tomaculus n. sp. Holotype (LACM-AHF Poly 12722): A, anterior end, dorsal view; B, anterior end, ventral view; C, posterior end, dorsal view; D, posterior notopodial acicular spine; E–F, posterior neuropodial acicular spines.
FIGURE 5 in New species and records of Caulleriella, Chaetocirratulus and Chaetozone (Annelida, Cirratulidae) from continental shelf and slope depths of the Western North Atlantic Ocean
FIGURE 5. Chaetocirratulus gayheadius. Juveniles from Sta. Ch 105-B, (LACM AHF-Poly 12721): A, 19-setiger juvenile, right lateral view; B, 28-setiger juvenile, right lateral view; C, 31-setiger juvenile, left lateral view; D, 34-setiger juvenile, right lateral view; E, 17-setiger juvenile, right lateral view; F, 27-setiger juvenile, left lateral view; G, 29-setiger juvenile, ventral view; H, neuropodial acicular spines and capillaries; I, detail of acicular spine. All stained with Shirlastain A.
FIGURE 15. Chaetozone adunca n in New species and records of Caulleriella, Chaetocirratulus and Chaetozone (Annelida, Cirratulidae) from continental shelf and slope depths of the Western North Atlantic Ocean
FIGURE 15. Chaetozone adunca n. sp. Holotype (USNM 1660944): A, anterior end, dorsal view; B, posterior end, dorsal view. Paratypes (USNM 1660947): C, neuropodial acicular spine with narrow blunted tip; D, neuropodial acicular spine from far posterior setiger with recurved tip; E–I, acicular spines with blunted tips; J–K, acicular spines with curved (J) and recurved (K) tips.
FIGURE 4 in New species and records of Caulleriella, Chaetocirratulus and Chaetozone (Annelida, Cirratulidae) from continental shelf and slope depths of the Western North Atlantic Ocean
FIGURE 4. Chaetocirratulus gayheadius. Paratypes (LACM AHF-Poly 0565): A, 7-setiger post-larva, dorsal view; B, 7-setiger post-larva, left lateral view; C, 7-setiger post-larva, left lateral view; D, 20-setiger juvenile, right lateral view; E, 22-setiger juvenile, anterior, right ventrolateral view; F, 28-setiger juvenile, anterior end, ventral view; G, neuropodial acicular spine. All stained with Shirlastain A.
FIGURE 3 in New species and records of Caulleriella, Chaetocirratulus and Chaetozone (Annelida, Cirratulidae) from continental shelf and slope depths of the Western North Atlantic Ocean
FIGURE 3. Chaetocirratulus gayheadius. Holotype (LACM AHF-Poly 0564): A, anterior end, ventral view; B, anterior end, dorsal view; C, posterior end, dorsolateral view. Paratypes (LACM AHF-Poly 0565): D, 8-setiger post-larva, left lateral view; E, 7-setiger post-larva, right lateral view. B–C, E, dark spots denote MG stain; D, stippled areas denote MG stain.
FIGURE 2. Caulleriella cryptica n in New species and records of Caulleriella, Chaetocirratulus and Chaetozone (Annelida, Cirratulidae) from continental shelf and slope depths of the Western North Atlantic Ocean
FIGURE 2. Caulleriella cryptica n. sp. Holotype (USNM 1661368): A, entire worm in right lateral view; B, anterior end, right lateral view; C, notopodial hook; D, anterior one-fourth of body, right lateral view; E, posterior setigers, dorsal view; F, posterior end with pygidial disk, left lateral view. All stained with Shirlastain A.
FIGURE 1. Caulleriella cryptica n in New species and records of Caulleriella, Chaetocirratulus and Chaetozone (Annelida, Cirratulidae) from continental shelf and slope depths of the Western North Atlantic Ocean
FIGURE 1. Caulleriella cryptica n. sp. Holotype (USNM 1661368): A, anterior end, right lateral view; B, notoacicular spine; C, neuroacicular spines; D, notoacicular spine.
FIGURE 21. Chaetozone artaspinosa n in New species and records of Caulleriella, Chaetocirratulus and Chaetozone (Annelida, Cirratulidae) from continental shelf and slope depths of the Western North Atlantic Ocean
FIGURE 21. Chaetozone artaspinosa n. sp. Holotype (MCZ 161934): A, anterior end, dorsal view; B, posterior end, dorsal view. Paratype (MCZ 161935): C, posterior setiger, anterior view; D, capillary neurosetae from (C); E, neuroacicular spines from (C).
FIGURE 31. Chaetozone paucispinosa n in New species and records of Caulleriella, Chaetocirratulus and Chaetozone (Annelida, Cirratulidae) from continental shelf and slope depths of the Western North Atlantic Ocean
FIGURE 31. Chaetozone paucispinosa n. sp. (USNM 1661276); A, posterior setiger, right side, anterior view; B, notosetae from (A); C, neurosetae from (A).
FIGURE 28. Chaetozone novagracilis n in New species and records of Caulleriella, Chaetocirratulus and Chaetozone (Annelida, Cirratulidae) from continental shelf and slope depths of the Western North Atlantic Ocean
FIGURE 28. Chaetozone novagracilis n. sp. Holotype (USNM 1661373): A, entire worm, right lateral view; B, anterior end, right lateral view; C, neuropodial acicular spine. Stained with Shirlastain A.
FIGURE 27. Chaetozone novagracilis n in New species and records of Caulleriella, Chaetocirratulus and Chaetozone (Annelida, Cirratulidae) from continental shelf and slope depths of the Western North Atlantic Ocean
FIGURE 27. Chaetozone novagracilis n. sp. Holotype (USNM 1661373): A, anterior end, dorsal view; B, anterior end, right lateral view; C, pygidium, dorsal view.
FIGURE 25. Chaetozone castouria n in New species and records of Caulleriella, Chaetocirratulus and Chaetozone (Annelida, Cirratulidae) from continental shelf and slope depths of the Western North Atlantic Ocean
FIGURE 25. Chaetozone castouria n. sp. A, entire worm; B, anterior end, left lateral view; C, posterior end, dorsal view; D, anterior end of ovigerous specimen (arrows denote egg masses); E, detail of egg mass (not to scale); F, posterior end, dorsal view; G, anterior end of specimen (arrows denote MG concentrations). A–F stained with Shirlastain A; G, stained with MG. A–C, Holotype (USNM 1660990); D–F, Paratype (USNM 1661068); G, Paratype (USNM 1661069).
FIGURE 19. Chaetozone brychiata n in New species and records of Caulleriella, Chaetocirratulus and Chaetozone (Annelida, Cirratulidae) from continental shelf and slope depths of the Western North Atlantic Ocean
FIGURE 19. Chaetozone brychiata n. sp. Paratype (USNM 1660988): A, anterior end, dorsal view; B, fascicle of posterior neuropodial acicular spines; C, detail of neuropodial acicular spine; D, posterior end, dorsal view.
FIGURE 35. Chaetocirratulus neogracilis n in Bitentaculate Cirratulidae (Annelida, Polychaeta) collected chiefly during cruises of the R/V Anton Bruun, USNS Eltanin, USCG Glacier, R/V Hero, RVIB Nathaniel B. Palmer, and R/V Polarstern from the Southern Ocean, Antarctica, and off Western South America
FIGURE 35. Chaetocirratulus neogracilis n. sp. A, anterior end, dorsal view; B, posterior end, dorsal view; C, parapodium from posterior segment; D–F, neuropodial acicular spines; G, posterior end, lateral view. A, holotype (USNM 1490737); B–G, paratypes (USNM 1490738).
FIGURE 34. Chaetocirratulus furvus n in Bitentaculate Cirratulidae (Annelida, Polychaeta) collected chiefly during cruises of the R/V Anton Bruun, USNS Eltanin, USCG Glacier, R/V Hero, RVIB Nathaniel B. Palmer, and R/V Polarstern from the Southern Ocean, Antarctica, and off Western South America
FIGURE 34. Chaetocirratulus furvus n. sp. Photomicrographs of holotype (USNM 1490735): A, anterior end, dorsal view; B, anterior end, ventral view; C, posterior end, dorsal view.
FIGURE 33. Chaetocirratulus furvus n in Bitentaculate Cirratulidae (Annelida, Polychaeta) collected chiefly during cruises of the R/V Anton Bruun, USNS Eltanin, USCG Glacier, R/V Hero, RVIB Nathaniel B. Palmer, and R/V Polarstern from the Southern Ocean, Antarctica, and off Western South America
FIGURE 33. Chaetocirratulus furvus n. sp. Holotype (USNM 1490735): A, anterior end, dorsal view; B, posterior end, dorsal view; C, parapodia from posterior body segment, anterior view.
FIGURE 30. Chaetocirratulus abyssalis n in Bitentaculate Cirratulidae (Annelida, Polychaeta) collected chiefly during cruises of the R/V Anton Bruun, USNS Eltanin, USCG Glacier, R/V Hero, RVIB Nathaniel B. Palmer, and R/V Polarstern from the Southern Ocean, Antarctica, and off Western South America
FIGURE 30. Chaetocirratulus abyssalis n. sp. Holotype (USNM 60691): A, anterior end, left lateral view; B, mid-body setiger, showing neurosetae; C, smooth acicular neuropodial spine from same segment; D, narrow acicular spine from same segment; E, posterior end, dorsal view.
FIGURE 14. Chaetocirratulus tomaculus n in New species and records of Caulleriella, Chaetocirratulus and Chaetozone (Annelida, Cirratulidae) from continental shelf and slope depths of the Western North Atlantic Ocean
FIGURE 14. Chaetocirratulus tomaculus n. sp. Paratype (LACM-AHF Poly 12728): A, anterior end, left lateral view; B, anterior end, dorsal view; C, anterior right lateral view; D, neuroacicular spines and a capillary from a posterior neuropodium; E, 21-setiger specimen; F, 31-setiger specimen; G, 26-setiger specimen; H, 30-setiger specimen. A–C stained with MG; E–H stained with Shirlastain A. Arrows on A and C denote segmental MG pattern.
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