Conchodytes biunguiculatus ( Paulson, 1875 )

Li, Xinzheng & Bruce, Alexander J., 2006, Further Indo-West Pacific palaemonoid shrimps (Crustacea: Decapoda: Palaemonoidea), principally from the New Caledonian region, Journal of Natural History 40 (11 - 12), pp. 611-738 : 627

Conchodytes biunguiculatus ( Paulson, 1875)

Pontonia biunguiculata Paulson 1875, p 111 , Plate 15, Figure 1 .

Conchodytes biunguiculatus: Kemp 1922, p 279 , 280–282, Figure 102; Holthuis 1952a, p 17, 199–200; Jacquotte 1963, p 61; Fransen 1994, p 89, Figures 3–7 , 12–15 , 23 , 27 , 30 , 35; Li 2000, p 24, Figure 24 ; Li 2001, p 76; Li and Liu 2002, p 372, Figure 2a–f ; Bruce 2003, p 212.

Conchodytes kempi Bruce 1989a, p 183 .

Material examined

Madagascar: Tuléar, coll. R. Hipeau-Jacquotte , (i) 45 spms (MNHN-Na 15968); (ii) 19 March 1968, 2 „„, 3 ovig. ♀♀, 1 juvenile (MNHN-Na 15915); (iii) 12 April 1968, 1 „, 1 ovig. ♀ (MNHN-Na 15923) .

Hosts

(i) (ii) Atrina sp. ; (iii) Atrina vexillum (Born, 1778) [ Pinnidae , Mollusca].

Remarks

First reported from Madagascar at Toliara (Tuléar) by Jacquotte (1963) and subsequently studied in detail.

Distribution

Type locality: Red Sea. Also known from Western Indian Ocean to South China Sea, Philippines, Indonesia, and Marshall Islands.

Figures

Figure 1. Palaemonetes atrinubes Bray, 1976, ovigerous female (MNHN-Na 14843). (a) Carapace and anterior appendages; (b) anterior carapace; (c) distal part of proximal peduncular segment; (d) antennal scale; (e) distal telson; (f) mandible; (g) first pereiopod; (h) same, chela; (i) second pereiopod; (j) same, chela; (k) third pereiopod; (l) same, propod and dactyl; (m) same, distal propod and dactyl.

Figure 2. Harpiliopsis spinigera (Ortmann, 1880), male (MNHN-Na 15838). (a) Second pereiopod; (b) same, fingers.

Figure 3. Kemponia agag (Kemp, 1922), male (MNHN-Na 14877). (a) Carapace and anterior appendages; (b) antennal scale; (c) second pereiopod, ischium, merus, and carpus; (d) same, chela; (e) same, fingers; (f) same, article of carpus and chela; (g) proximal fingers; (h) third pereiopod, propod and dactyl; (i) same, distal propod and dactyl.

Figure 4. Kemponia ensifrons (Dana, 1852), ovigerous female (MNHN-Na 14891). (a) Carapace and anterior appendages; (b) anterior carapace; (c) antennule; (d) antenna.

Figure 5. Kemponia ensifrons (Dana, 1852), ovigerous female (MNHN-Na 14891). (a) Second pereiopod; (b) same, chela and carpus; (c) third pereiopod, propod and dactyl; (d) same, distal propod and dactyl.

Figure 6. Kemponia cf. suvadivensis (Borradaile, 1915), ovigerous female (MNHN-Na 14926). (a) Carapace; (b) antennal scale; (c) third pereiopod, carpus, propod, and dactyl; (d) same, distal propod and dactyl.

Figure 7. Mesopontonia brevicarpus, new species. (a, d–g) Holotype ovigerous female; (b) paratype male; (c) juvenile (MNHN-Na 14824). (a) Carapace and anterior appendages; (b, c) carapace; (d) antennule; (e) first pereiopod; (f) same, chela; (g) same, apexes of fingers.

Figure 12. Palaemonella pusilla Bruce, 1975, male (MNHN-Na 14839). (a) Carapace; (b) rostrum; (c) telson; (d) same, distal; (e) antennule; (f) antenna.

Figure 13. Palaemonella pusilla Bruce, 1975, male (MNHN-Na 14839). (a) Mandible; (b) same, incisor process; (c) first pereiopod; (d) second pereiopod; (e) same, fingers; (f) same, carpus; (g) endopod of second pleopod.

Figure 14. Periclimenes aleator Bruce, 1991, ovigerous female (MNHN-Na 14946). (a) Carapace and anterior appendages; (b) telson; (c) right (major) second pereiopod; (d) same, fingers; (e) third pereiopod, distal propod and dactyl.

Figure 15. Periclimenes calcaratus Chace and Bruce, 1993, male (MNHN-Na 14886). (a) Anterior carapace; (b) antennule; (c) same, distolateral angle of proximal pedunclar segment; (d) antenna; (e) third pereiopod, distal propod and dactyl; (f) same, distal corpus and unguis; (g) distoventral propodal spine.

Figure 23. Periclimenes lanipes Kemp, 1922. a, c, ovigerous female; (b) male (MNHN-Na 14913). (a, b) Carapace; (c) eye.

Figure 24. Periclimenes loyautensis, new species, holotype ovigerous female (MNHN-Na 14947). (a) Carapace; (b) telson; (c) same, distal part; (d) eye, distal view; (e) minor second pereiopod; (f) same, fingers; (g) third pereiopod, propod and dactyl; (h) same, distal propod and dactyl.

Figure 27. Periclimenes paralcocki, new species, holotype ovigerous female (MNHN-Na 14865). (a) Carapace and anterior appendages; (b) anterior carapace; (c) eye, dorsal view; (d) antennular peduncle; (e) antenna; (f) left third pereiopod; (g) same, distal propod and dactyl; (h) telson; (i) same, distal part.

Figure 30. Periclimenes pseudalcocki, new species, holotype female (MNHN-Na 14855). (a) Carapace and anterior appendages; (b) telson; (c) same, distal part; (d) eye, dorsal view; (e) antennular peduncle; (f) antenna; (g) third pereiopod; (h) same, distal propod and dactyl, lateral view; (i) same, medial view.