Table 2 Differences among the larval morphology of Calyptraeotheres garthi, C. politus (described by Saelzer and Hapette 1986), and Tumidotheres maculatus (described by Costlow and Bookhout 1966)
Calyptraeotheres | Tumidotheres maculatus | ||
|---|---|---|---|
C. garthi | C. politus | ||
Antennule | |||
Endopod bud (appearance) | ZIV | ZIV | ZV |
Exopod aesthetascs + setae | 3-5-5-7-9 | 3-5-5-7-11 | 3-5-6-6-10 |
Appearance of mandibular palp | Megalopa | Not described | ZV |
Maxillule | |||
Appearance setae on the lateral margin of the basial endite | ZIV | ZIV | ZIII |
Coxal endite setae | 4-4-4-5-6 | 4-4-4-5-6 | 4-6-6-6-9 |
Basial endite setae | 5-7-7-9-10 | 5-7-7-9-10 | 5-7-7-12-12 |
Maxilla | |||
Coxal endite setae | 5-6-6-6-7 | 5-5-5-6-9 | 4-6-6-7-8 |
Basial endite setae | 7-9-9-10-12 | 8-9-9-10-10 | 9-9-9-11-16 |
Scaphognathite marginal setae | 4-8-13-17-21 | 4-8-13-19-30 | 4-8-14-20-25 |
First maxilliped | |||
Basis setae | 10 | 9 | 3? |
Second maxilliped | |||
Basis setae | 4 | 4 | 0? |
Appearance of pereiopods bud | ZIII | Not described | ZIV |
Abdomen | |||
Appearance 6th segment | Megalopa | ZIV | ZIV |
Appearance pleopod buds | ZIII | ZIII | ZIV |
Megalopa | |||
Carapace spines | 0 | 0 | 3 |