Carcinonemertidae

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

Figure 1.Ovicides paralithodis sp. n., photographs taken in life. A holotype, female, ZIHU 4271 B allotype, male, ZIHU 4272.

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

Figure 2.Ovicides paralithodis sp. n., photomicrographs of transverse sections. A precerebral region, showing rhynchodaeum just after branched off from oesophagus B anterior proboscis chamber showing stylet basis and one of the two accessory stylet pouches C accessory stylet D stomach, showing circular muscle fibres (indicated by arrowheads). A, C, D, allotype, male, ZIHU 4272; B, holotype, female, ZIHU 4271.

Paratype, worm #151, transverse section with single row or band of submuscular glands in circumference around the worm.

Figure 3.Ovicides paralithodis sp. n., photomicrograph of transverse section through brain ring, allotype, male, ZIHU 4272.

Figure 4.Ovicides paralithodis sp. n., photomicrographs of transverse sections through intestinal region. A testes and Takakura’s duct, allotype, male, ZIHU 4272 B gonopore opening dorsally, holotype, female, ZIHU 4271.

Paratype, worm #142, transverse section anterior to B, showing arrangement of proboscis armature and esophagus

Figure 5.Ovicides paralithodis sp. n. A egg strand laid by holotype B magnification of A.

Detail of stylet bulb region of holotype with the two accessory stylet pouches (AS) adjacent to the stylet bulb containing the..Detail of stylet bulb region of holotype with the two accessory stylet pouches (AS) adjacent to the stylet bulb containing the basis.

Holotype: worm #144, frontal section

Paratype, worm #142, transverse section

Ovicides jasoni from A. alayseae, formalin preserved specimens. The longest specimen is 3.2 mm in length, bar scale = 1.0 mm.

Worms ensheathed on the axilla of A. alayaseae

Juvenile worms in situ on the sternum, pleon, and pleopods of Austinograea alayseae, Lau Basin, Tui Malila vent site, 21 May...Juvenile worms in situ on the sternum, pleon, and pleopods of Austinograea alayseae, Lau Basin, Tui Malila vent site, 21 May 2005, Dive #144

Slightly oblique transverse section through paratype (1592-185 worm 1 slide 2) showing the arrangement of the submuscular...Slightly oblique transverse section through paratype (1592-185 worm 1 slide 2) showing the arrangement of the submuscular glands in interspersed rows around the circumference of the worm.

Paratype (worm 1592-182 worm 1b) with large, weakly basophilic cephalic glands (CG) with darkly basophilic granule (arrow)...Paratype (worm 1592-182 worm 1b) with large, weakly basophilic cephalic glands (CG) with darkly basophilic granule (arrow) anterior to cerebrum.

Transverse section through the stylet bulb of paratype (worm 1592-185 worm 4b). Note the presence of the two accessory stylet...Transverse section through the stylet bulb of paratype (worm 1592-185 worm 4b). Note the presence of the two accessory stylet pouches (AP) lateral to the basis.

Paratype (worm 1592-182 worm 17) with weakly basophilic cephalic glands (CG) in the region of an ocellus. Note the presence...Paratype (worm 1592-182 worm 17) with weakly basophilic cephalic glands (CG) in the region of an ocellus. Note the presence of the darkly basophilic granule associated with the cephalic gland.

Paratype (worm 1592-182-slide 1-worm 1) with eosinophilic basis, two accessory stylets (AS) and armed stylet possessing a hub...Paratype (worm 1592-182-slide 1-worm 1) with eosinophilic basis, two accessory stylets (AS) and armed stylet possessing a hub (S); inset showing dagger-like stylet (1592-182 slide 1 worm 17).

Holotype (worm 1592-96-slide 2 - worm 17) with weakly developed cephalic glands (CG) anterior to the cerebrum; frontal section.

Paratype (slide 2, worm 9). Anterior loop of the primary blood vessel (BV) dorsal to the esophagus (E) and adjacent to the...Paratype (slide 2, worm 9). Anterior loop of the primary blood vessel (BV) dorsal to the esophagus (E) and adjacent to the cerebrum (C). Note the large number of eosinophilic submuscular glands in the esophageal region.

Paratype (same slide, worm 8). The well-developed, vesiculated frontal organ (F) is anterior to the glial cells (GL) of the...Paratype (same slide, worm 8). The well-developed, vesiculated frontal organ (F) is anterior to the glial cells (GL) of the cerebrum.

Paratype (same slide, worm 5). Anterior of worm showing weakly basophilic frontal organ (F) developed as a field anterior...Paratype (same slide, worm 5). Anterior of worm showing weakly basophilic frontal organ (F) developed as a field anterior to cerebrum (C) on both sides of the esophagus (E).