Mesochra ingolfssoni, Gómez & Steinarsdóttir, 2007

Gómez, S. & Steinarsdóttir, M. B., 2007, On three new species of Mesochra Boeck, 1865 (Harpacticoida: Canthocamptidae) from Iceland, Journal of Natural History 41 (37 - 40), pp. 2447-2478 : 2448-2450

Mesochra ingolfssoni sp. nov.

( Figures 1–8 )

Type material

One female holotype (IMNH-23456) and one male allotype (IMNH-23451) preserved in alcohol, one female (IMNH-23446) and one male (IMNH-23441) dissected paratypes, and two female and one male paratype (NMH 2006.1488–1490) and one female and one

male paratypes preserved in alcohol (IMNH-23436), 15 November 1995, coll. B. K. Kristjánsson and H. Sveinbjörnsson. The sample of floating seaweed was taken within an area 300–600 m from the shore, where bottom depth was 7–14 m below mean low water of springs.

Type locality

Figures

Figure 1. Mesochra ingolfssoni sp. nov., female. (A) Habitus, dorsal; (B) habitus, lateral. Scale bar: 214 Mm.

Figure 2. Mesochra ingolfssoni sp. nov., female. (A) Urosome, ventral, P5-bearing somite omitted; (B) left caudal ramus, ventral; (C) left caudal ramus, dorsal. Scale bar: 200 Mm (A); 100 Mm (B, C).

Figure 3. Mesochra ingolfssoni sp. nov., female. (A) Antennule and rostrum, dorsal; (B) antenna; (C) P5. Scale bar: 70 Mm (A, B); 100 Mm (C).

Figure 4. Mesochra ingolfssoni. sp. nov., female. (A) Mandible; (B) maxillule; (C) maxilla; (D) maxilliped. Scale bar: 50 Mm.

Figure 5. Mesochra ingolfssoni sp. nov., female. (A) P1; (B) P2. Scale bar: 100 Mm.

Figure 6. Mesochra ingolfssoni sp. nov., female. (A) P3; (B) P4. Scale bar: 100 Mm.

Figure 7. Mesochra ingolfssoni sp. nov., male. (A) Antennule, dorsal; (B) urosome, ventral, P5-bearing somite omitted. Scale bar: 100 Mm (A); 143 Mm (B).

Figure 8. Mesochra ingolfssoni sp. nov., male. (A) Basis of P1; (B) P3 ENP; (C) P5. Scale bar: 50 Mm.