Planche 1 Issued from : J. Dorado-Roncancio, S. Gaviria, L Bernal-De La Torre & M.J. Ahrens, 2019, 846. [p.6];
Bestiolina sarae female (lateral view; digital photograph) near Buenaventura Harbor from Colombian Pacific coast.

Planche 2 Issued from : J. Dorado-Roncancio, S. Gaviria, L Bernal-De La Torre & M.J. Ahrens, 2019, 846. [p.6, Fig.2]
Female: A, habitus (dorsal); B, rostrum; C, posterolateral margins of 5th pedigerous somite and genital double-somite (lateral); D, 2nd and 3rd urosomites and anal somite with caudal rami; E, caudal rami and setae.
Scale bars: 0.01 mm (A, D); 0.05 mm (B, E); 0.05 mm (C).

Nota:
- Widest section at 2nd prosomite.
- Forehead rounded.
- Rostrum short and stout, divided into acute points.
- Cephalosome and 1st pediger somite completely fused, 4th and 5th pedigers separate.
- Posterolateral margins of 5th pediger rounded and bearing small spinules.
- Urosome 4-segmented.
- Genital double-somite ventrally expanded.
- Anal somite slightly longer than 2nd and 3rd urosomites together.
- Caudal rami not divergent, shorter than anal somite, armed with 5 setae; dorsal setae (VII) strongly reduced, setae I and II lacking; without setae on the inner and outer sides of rami.

Planche 3 Issued from : J. Dorado-Roncancio, S. Gaviria, L Bernal-De La Torre & M.J. Ahrens, 2019, 846. [p.7, Fig.3]
Female: A, A1; B, A2; C, Md; D, Mx1; E, Mx2; F, Mxp.
Scale bars: 0.1 mm (A); 0.05 mm (B-F).

Nota:
- A1 24-segmented. Ancestral segments I-IV and XXVII-XXVIII fused.
- A2 biramous; coxa small, partially fused with basis, with 1 seta; basis with 2 long distal setae; endopod 2-segmented, 1st segment with 2 subdistal setae, 2nd segment bilobated, subterminal lobe with 8 setae, terminal lobe with 7 setae; exopod 7-segmented, 1st and 2nd segments fused, each with 2 setae, segments 3-6 each with 1 seta, terminal segment with 3 setae.
- Md with thick gnathobase armed with 3 medial teeth, 4 dorsal teeth, 1 large anterior tooth separated from main cutting edge by a diastemma, and a short dorsal seta. Palp basis with 4 subequal setae; endopod 2-segmented, 1st segment with 4 distal setae, 2nd segment with 11 subequal setae; exopod short, 5-segmented, each segment with 1 seta except distal segment with 2.
- Mx1: praecoxal endite (arthrite) bearing 9 thick spiniform setae; coxa with 2 endites, each with 3 setae, exite with 9 setae; basis with 4 setae on inner margin; distal bilobed with 6 setae on short lobe and 7 setae on long lobe; exopod with 11 setae.
- Mx2: praecoxal endite of syncoxa armed with 5 setae; 3 coxal endites each with 3 setae; basis with 3 setae; endopod 3-segmented, 1st segment with endite bearing 1 seta, 2nd segment with 2 setae, 3rd with 3 setae.
- Mxp long: coxa armed with 4 groups of elements, proximal endite of praecoxa reduced to 1 thick seta, middle endite of praecoxa represented by 1 thick and 1 thin seta, distal endite of praecoxa consists of 2 thin setae; endopod 6-segmented, setal formula of first 4 segments 2, 3, 1, 3, 5th segment bilobated with 1 and 2 setae on each lobe (each side), distal segment with 4 setae.

Planche 4 Issued from : J. Dorado-Roncancio, S. Gaviria, L Bernal-De La Torre & M.J. Ahrens, 2019, 846. [p.9, Fig.4]
Female: A, P1 (anterior view); B, P2 (posterior view); C, P3 (anterior view; spinules on posterior surface not indicated in contrast with P2); D, P4 (anterior view); E, P5.
Scale bars: 0.05 mm (A-D); 0.01 mm (E).

Nota:
- P5 reduced in size, represented by symmetrical rounded lobes with smooth margins.

Planche 5 Issued from : J. Dorado-Roncancio, S. Gaviria, L Bernal-De La Torre & M.J. Ahrens, 2019, 846. [p.9, Fig.4]
Female: P5 (digital photograph).

Planche 6 Issued from : J. Dorado-Roncancio, S. Gaviria, L Bernal-De La Torre & M.J. Ahrens, 2019, 846. [p.10]
Female & Male: Armature of the swimming legs. (Spine in Roman numerals; setae in Arabic numerals).

Planche 7 Issued from : J. Dorado-Roncancio, S. Gaviria, L Bernal-De La Torre & M.J. Ahrens, 2019, 846. [p.11, Table I]
Female: Number of spinules on anterior and posterior surface of endopod 2 of P2 and P3 (holotype and 4 paratypes).
Spinules of anterior surface are small, spinules of posterior surface are large and strong. n/o means spinules not observed (segment lost during dissection).

Planche 8 Issued from : J. Dorado-Roncancio, S. Gaviria, L Bernal-De La Torre & M.J. Ahrens, 2019, 846. [p.10, Fig.5]
Male: A, habitus (lateral)B, P5.
Scale bars: 0.1 mm (A); 0.01 mm (B).

Nota:
- Body more slender and slightly longer than in female.
- Cephalothorax with dorsal hump.
- A1 20-segmented.

Planche 9 Issued from : J. Dorado-Roncancio, S. Gaviria, L Bernal-De La Torre & M.J. Ahrens, 2019, 846. [p.13, Table 2]
Distribution and comparison of female morphological characters related to habitus, A1, cephalosome and prosome of Bestiolina species.
n/a no information available.

Planche 10 Issued from : J. Dorado-Roncancio, S. Gaviria, L Bernal-De La Torre & M.J. Ahrens, 2019, 846. [p.13, Table 3]
Comparison of female marphological characteristics of Bestiolina species relatively to ornamentation of exopod (segments 1-3) and endopod (segment 2) of P2-P4.
n/a no information available.