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Fig. 3 in Periclimenaeus karantina Park & De Grave 2021, sp. nov.

Fig. 3. Median joining-network of mtDNA COI haplotypes in Penaeus semisulcatus. The sizes of the circles are proportional to haplotype frequencies, colour coded corresponding to locations and black squares on the lines linking haplotypes represent the number of mutations.

Fig. 2 in Periclimenaeus karantina Park & De Grave 2021, sp. nov.

Fig. 2. (A) Maximum Likelihood tree of P. semisulcatus rooted with P. monodon (AF217843) from GenBank and Bayesian Inference (BI) analyses of mtDNA COI gene. (B) Maximum Likelihood tree of P. semisulcatus rooted with P. monodon (AF217843) from GenBank and Bayesian Inference (BI) analyses of mtDNA CR gene. The bootstrap support and posterior probability values are presented at the nodes. Population abbreviations are as defined in table 1.

Fig. 1 in Periclimenaeus karantina Park & De Grave 2021, sp. nov.

Fig. 1. Sampling locations of fifteen Penaeus semisulcatus populations amplified for mtDNA COI and control region gene analysed in the present study.

Fig. 7 in Fig. 10 in Periclimenaeus apomonosi Park & De Grave 2021, sp. nov.

Fig. 7. Transformation Grid (left) and Wireframe (right) representation of shape variations among Fannia pusio populations in terms of geographical distribution based on Canonical Variate Analysis. *In the wireframe the turquoise outline characterizes the position of consensus landmarks, while the blue outline represents landmarks configurations.

Fig. 10 in Periclimenaeus apomonosi Park & De Grave 2021, sp. nov.

Fig. 10. Mean and standard error of the log of the abundance of the bivalve C. fluminea (adults), considering the flood and dry periods, as well as the mean and standard error of the number of adults in the active spawning/sperm releasing phase. Flood = December, January, February, March and April; Dry = May, June, July, August, September, October, November.

Fig. 9 in Periclimenaeus apomonosi Park & De Grave 2021, sp. nov.

Fig. 9. Mean and standard error of the scores of the PCA axes, grouping the collections of the bivalve C. fluminea into flood period and dry period. Flood = December, January, February, March and April; Dry = May, June, July, August, September, October, November.

Fig. 4 in Periclimenaeus karantina Park & De Grave 2021, sp. nov.

Fig. 4. Median joining-network of mtDNA CR haplotypes in Penaeus semisulcatus. The sizes of the circles are proportional to haplotype frequencies, colour coded corresponding to locations and black squares on the lines linking haplotypes represent the number of mutations.

Fig. 8 in Periclimenaeus apomonosi Park & De Grave 2021, sp. nov.

Fig. 8. Values of the monitored limnological variables (A) temperature, (B) conductivity, (C) pH, (D) dissolved oxygen, (E) total nitrogen and (F) total phosphorous.

Fig. 7 in Periclimenaeus apomonosi Park & De Grave 2021, sp. nov.

Fig. 7. Diagram of the principal component analysis, emphasizing the directions of the effects of the abiotic variables on the distribution of the collections of the bivalve C. fluminea. Cond. = Electrical conductivity; DO = Dissolved oxygen; Temp. = Temperature; TP = Total phosphorus; TN = Total nitrogen. The number at each point on the graph represents a series of collections, with number 1 being the month of the first collection (February 2014) and number 13 the month of the last collection (February 2015).

Fig. 1. Majella brevipes Ortmann, 1893 in Periclimenaeus djiboutensis Bruce 1970

Fig. 1. Majella brevipes Ortmann, 1893, colour in life. A, after Sakai (1965: pl. 37 fig. 4); B, after Sakai (1976: pl. 82 fig. 2).

Fig. 6 in Fig. 10 in Periclimenaeus apomonosi Park & De Grave 2021, sp. nov.

Fig. 6. Geographical differences among Fannia pusio populations based on Principal Component Analysis.

Fig. 2 in Fig. 10 in Periclimenaeus apomonosi Park & De Grave 2021, sp. nov.

Fig. 2. Transformation Grid (left) and Wireframe (right) representation of shape variations between Fannia species based on Principal Component Analysis. *In the wireframe the turquoise outline characterizes the position of consensus landmarks, while the blue outline represents landmarks configurations.

Fig. 3 in Fig. 10 in Periclimenaeus apomonosi Park & De Grave 2021, sp. nov.

Fig. 3. Discrimination of Fannia species with a Hydrotaea floccosa as outgroup based on Principal Component Analysis.

Fig. 1 in Fig. 10 in Periclimenaeus apomonosi Park & De Grave 2021, sp. nov.

Fig. 1. Head of female Fannia pusio. The numbered points indicate the location of the 18 landmarks used for head measurements.

Fig. 5 in Fig. 10 in Periclimenaeus apomonosi Park & De Grave 2021, sp. nov.

Fig. 5. Discrimination of Fannia species with a Hydrotaea floccosa as outgroup based on Canonical Variate Analysis.

Fig. 5 in Periclimenaeus apomonosi Park & De Grave 2021, sp. nov.

Fig. 5. Photomicrography showing the different reproductive phases of the ovarian follicles of the bivalve C. fluminea. A, General view of a female follicle in the developing phase. B and C, Details of previtellogenic oocytes and early vitellogenic oocytes. Scale bar: A = 460 µm, B = 238 µm and C = 115 µm. D and E, General view of female follicles in active spawning. F, Detail illustrating full-grown vitellogenic oocytes passing through the gonadal duct. Scale bar: D = 460 µm, E = 230 µm and F = 115 µm. G and H, Panoramic view of female follicles in regression. I, Follicle exhibiting oogonia, early and middle vitellogenic oocytes and empty follicles except for a germinal epithelium with oogonia. Scale bar: G = 460 µm, H = 238 µm and I = 115 µm. J and K, General structure of female follicles in recuperation. L, Detail of a follicle in recuperation showing oogonial cysts and early vitellogenic oocytes. Scale bar: J = 460 µm, K = 238 µm and L = 115 µm. Light microscopy/Periodic Acid-Schiff/Hematoxylin/Metanil Yellow. Oogonia (og), previtellogenic oocyte (pvo), early vitellogenic oocyte (ev), middle vitellogenic oocyte (mv), full-grown vitellogenic oocyte (fg), interconnective tissue (ct), gonadal duct (gd), digestive gland (dg), inner demibranch (id).

Fig. 4 in Periclimenaeus apomonosi Park & De Grave 2021, sp. nov.

Fig. 4. Photomicrography illustrating germ cells of ovarian follicles of the bivalve C. fluminea. A, Germinal epithelium with oogonia. B, Oogonial cyst. C, Nest with pachytene oocytes. D, General view of previtellogenic oocytes. E, General view of early vitellogenic oocytes. F, Follicle showing oogonia, previtellogenic oocytes, early vitellogenic oocytes and middle vitellogenic oocytes. G, Follicle with middle vitellogenic oocytes. H, Follicle with early vitellogenic oocytes, middle vitellogenic oocytes and full-grown oocytes. I, General view of full-grown oocytes showing yolk granules and nucleus. Scale bar: A, B, C, D = 24 µm, E, F, G and I = 60 µm and H = 115 µm. Light microscopy/Periodic Acid-Schiff/Hematoxylin/Metanil Yellow. Oogonia (og), pachytene (pe), previtellogenic oocytes (pvo), early vitellogenic oocytes (ev), middle vitellogenic oocytes (mv), full-grown vitellogenic oocytes (fg) and interconnective tissue (ct).

Fig. 6 in Periclimenaeus apomonosi Park & De Grave 2021, sp. nov.

Fig. 6. Number of individuals: (A) females, (B) hermaphrodites and (C) grouped sexes of the bivalve C. fluminea sampled in December 2013 and from February 2014 to February 2015 in different reproductive phases in the Garças Lagoon Channel, Paraná River (Porto Rico). Flood = December, January, February, March and April; Dry = May, June, July, August, September, October, November. The gray area represents the dry period.

Fig. 3 in Periclimenaeus apomonosi Park & De Grave 2021, sp. nov.

Fig. 3. Photomicrography illustrating spermatogenic follicles in different reproductive phases of the bivalve C. fluminea (hermaphrodite). A and B, General view of male follicles in developing phase. C, Detail of primary spermatocytes. Scale bar: A = 238 µm, B = 116 µm and C = 24 µm. D and E, General view of male follicles in sperm releasing capable phase. F, Detail illustrating spermatogonia, primary spermatocytes, spermatids and spermatozoa. Scale bar: D = 460 µm, E = 238 µm and F = 60 µm. G, Panoramic view of branched male follicles in regression. H and I, Follicles exhibiting spermatogonia, primary and secondary spermatocytes, spermatids and spermatozoa. Scale bar: G = 238 µm, H = 60 µm and I = 24 µm. J and K, General structure of male follicles in recuperation. L, Detail of a follicle in recuperation showing primary and secondary spermatocytes and vestiges of spermatozoa. Scale bar: J = 238 µm, K = 115 µm and L = 24 µm. Light microscopy/Periodic Acid-Schiff/Hematoxylin/Metanil Yellow. Spermatogonia (sg), primary spermatocytes (pc), secondary spermatocytes (sc), spermatids (st), spermatozoa (sz), interconnective tissue (ct) and digestive gland (dg).

Fig. 1 in Periclimenaeus apomonosi Park & De Grave 2021, sp. nov.

Fig. 1. Map of the upper Paraná River showing the sampling area of the bivalve C. fluminea originating at the mouth of "Garças Lagoon Channel," Paraná River (Porto Rico). (Courtesy of Jaime Luiz Lopes, 2019).